SMR Developers Directory

Elementl is a UK nuclear project development company partnering with GE Vernova Hitachi to develop BWRX-300 deployments across multiple UK sites. The company is part of the TVA coalition that received the $400 million DOE Gen III+ SMR grant, reflecting its role in the transatlantic BWRX-300 deployment ecosystem. Elementl aims to be the leading independent developer of new nuclear in the UK beyond the government-backed Wylfa programme.

TerraPower UK Ltd is a new subsidiary formed by TerraPower to serve as the company's operational base for all UK activities including generic design assessment engagement. This is TerraPower's first office outside the United States.

Blykalla is a KTH Royal Institute of Technology spin-off developing the SEALER (Swedish Advanced Lead Reactor) — a lead-cooled SMR targeting industrial heat and municipal district heating applications. In March 2026 Blykalla confirmed it will proceed with planning for a power plant at Norrsundet in Gävle, Sweden. RISE signed an MOU with Blykalla to accelerate development. The lead coolant provides excellent passive safety characteristics and high-temperature heat output suitable for industrial applications.

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Nordic Baseload Power is a Swedish energy company that submitted an application for state aid to build two full-scale boiling water reactors generating 2,500 MWe at Barseback in southern Sweden.

Akkuyu Nuclear JSC is the project company established by Rosatom to build, own, and operate Turkey's first nuclear power plant at Akkuyu under a Build-Own-Operate model. The plant will comprise four VVER-1200 reactors with a total capacity of 4800 MWe.

South Africa-based Allweld Nuclear and Industrial is an engineering solutions company serving the nuclear sector since the early 1960s. The company signed an MOU with Deep Geo Inc to support construction, operation and maintenance of nuclear projects in Africa.

Atomstroyexport, engineering division of Rosatom. General designer and general contractor for Kudankulam NPP Units 3-6 in India. Director of Projects in India is Mikhail Novikov.

Blue Bird Energy is a Bulgarian company focused on deploying small modular reactors. It signed a Letter of Intent with Poland's Synthos Green Energy in January 2026 for a joint venture to build up to six BWRX-300 SMRs in Bulgaria.

Elemental Power is an independent developer of utility-scale nuclear power projects pursuing development of a nuclear power plant with planned capacity of up to 1.5 GW in Southeast Ohio using five 300 MW BWRX300 SMRs.

Subsidiary of CNNC that jointly developed the Chaotan One supercritical CO2 waste-heat power generation technology. Core technical institute for China's nuclear power development.

Aecon Nuclear is Canada's leading nuclear construction contractor and a supply chain partner for both TVA's Clinch River BWRX-300 project and OPG's Darlington SMR programme. The company has decades of experience constructing and maintaining Canadian nuclear plants. Aecon's selection as a TVA supply chain partner reflects the strong Canada-US nuclear supply chain integration developing around the BWRX-300 platform — the most construction-ready SMR design in the world.

Zeno Power develops radioisotope power systems (RPSs) for use in extreme environments including undersea and space applications. The company is restoring hot cell infrastructure at Vallecitos Nuclear Center for production of strontium-90-fueled nuclear batteries.

Eletronuclear operates Brazil's two nuclear power units at Angra dos Reis: Angra 1 and Angra 2. The company is responsible for the Angra 3 project which is approximately 65% complete but currently suspended. Eletronuclear is investing BRL 3.2 billion between 2023 and 2027 in maintenance and upgrades.

Subsidiary of CNNC that owns and operates the Xudapu Nuclear Power Plant. Invested by CNNC with partners including Datang International Power Generation Company and State Development and Investment Corporation.

CNEN is Brazil's National Nuclear Energy Commission, responsible for regulatory oversight, research, and nuclear policy. CNEN is overseeing the Brazilian Multipurpose Reactor, the Centena radioactive waste repository, and a microreactor development project.

A 50/50 joint venture between Polish state-controlled energy giant PKN Orlen and Synthos Green Energy. Plans to deploy a fleet of up to 24 BWRX-300 reactors in Poland. Has identified six potential sites with Wloclawek selected as the first.

Amentum is a global engineering and technology services company with major nuclear operations in the US and UK. In May 2026 the company announced plans to create 3,000 new UK jobs over four years on the back of nuclear power and defence growth. Amentum secured a major Sellafield waste management contract and is positioning as a key engineering partner for the UK's SMR programme. The company also works on Monju prototype fast reactor decommissioning in Japan through its Cavendish Nuclear subsidiary.

Palisades SMR, LLC is developing the Pioneer small modular reactor project in Michigan, proposing to install two SMR-300 units with a combined capacity of approximately 600 megawatts. The company submitted Part 1 of a phased construction permit application on December 31, 2025, and the NRC initiated the environmental review process on June 15, 2026.

A subsidiary of Manila Electric Company, the Philippines' largest private electric distribution utility. MGEN is leading the Philippines' nuclear power development through partnerships with US, South Korean and French companies. It received USD 2.7 million from USTDA for SMR evaluation.

Perry Nuclear Power Plant is a 1,298 MW boiling water reactor in Perry, Lake County, Ohio operated by Vistra Energy. Meta signed a 20-year PPA for 1,268 MW of operating power plus 213 MW of uprate capacity from Perry as part of the January 9, 2026 announcement. Perry was previously on a path to retirement before Vistra acquired it in 2023. The Meta PPA and uprate investment extends Perry's operating life by 20 years through subsequent licence renewal.

Blykalla is developing SEALER — a 55 MWe passively safe lead-cooled fast reactor based on more than 25 years of research at KTH Royal Institute of Technology. The OECD NEA's annual SMR dashboard identifies Blykalla as having the most mature advanced reactor concept in Europe. Blykalla raised $50 million in December 2025 co-led by Oklo, Norrsken Launcher, and Armada Investment. In September 2025 Oklo committed $5 million to co-lead the round and the two companies signed a Joint Technology Development Agreement. Blykalla broke ground on a non-nuclear testing site at Oskarshamn in February 2025 and received €15 million EU EIC Accelerator equity plus €2.5 million grant. Industrial partners include Uniper, KSB, and ABB.

Brookfield Asset Management is a global alternative asset manager with over $1 trillion in assets under management. Brookfield and Cameco acquired Westinghouse Electric Company in 2023 — making Brookfield the majority owner of the world's largest nuclear fuel and services company. In December 2025 Brookfield entered an MOU with Santee Cooper to potentially complete the two partially built V.C. Summer AP1000 units in South Carolina at a deal value of $2.7 billion cash. Brookfield and The Nuclear Company subsequently formed a joint venture to project-manage the completion, announced May 2026.

Bruce Power operates the Bruce Nuclear Generating Station on Lake Huron — the largest operating nuclear facility in the world at approximately 6,300 MW. The company is executing the world's largest nuclear life extension project, refurbishing all eight CANDU units for 30-40 additional years of operation. Total programme value exceeds CAD 13 billion. Bruce Power's life extension is central to Ontario's nuclear strategy providing stable baseload power alongside the new Darlington BWRX-300 construction.

Comanche Peak Nuclear Power Plant is a two-unit pressurised water reactor totalling approximately 2,430 MW in Glen Rose, Somervell County, Texas operated by Vistra Energy. Amazon Web Services signed approximately 3,800 MW of nuclear PPAs from Comanche Peak — the largest individual nuclear PPA by volume in US history. Comanche Peak is not part of the PJM region but serves the ERCOT grid covering most of Texas.

Industry leader in next-generation fusion technology selected by DOE for advanced negotiations under the Surplus Plutonium Utilization Program in May 2026. Will chemically process surplus plutonium and recover americium for radioisotope applications.

Alabama Power is the second-largest subsidiary of Southern Company and one of two US state utilities targeted in the March 2026 US-Japan $40 billion BWRX-300 SMR partnership. Alabama's energy-intensive industrial base — steel, chemicals, aerospace, automotive — makes it a natural SMR market needing reliable carbon-free baseload power. Alabama Power serves approximately 1.5 million customers and has experience operating the Joseph M. Farley Nuclear Plant.

A subsidiary of Singapore-based ThorCon International, PT TPI is the first company to apply for a nuclear power plant license in Indonesia's history. It submitted licensing documents to BAPETEN in February 2025 for a 500 MWe molten salt reactor at Kelasa Island.

BWXT Advanced Technologies is the advanced reactor division of BWXT Technologies developing compact microreactors for military and remote applications. Selected as one of eight vendors for the DoD Advanced Nuclear Power for Installations programme in April 2025. BWXT simultaneously received $21.42 million in DOE funding in May 2026 for its Indiana facility to expand reactor pressure vessel assembly capability. BWXT manufactures all US Navy nuclear reactor components and brings unmatched nuclear manufacturing credibility.

BWXT is a premier manufacturer of naval nuclear reactors for the US Navy and a key SMR supply chain partner. The company is developing the BANR (50 MWe HTGR) and is the lead contractor for Project Pele — the US Army's transportable microreactor. BWXT manufactures TRISO fuel for multiple SMR developers including Kairos Power. Received a $1.5 billion NNSA contract in mid-2025 for domestic uranium enrichment.

Calogena is a French nuclear startup at Step 2 of the ASNR regulatory review focused on industrial heat applications. The company targets decarbonisation of industrial processes requiring high-temperature heat — one of the hardest-to-abate sectors. Calogena is part of France's vibrant SMR startup ecosystem, which has attracted unprecedented private investment thanks to the France 2030 €1 billion SMR programme and France's trusted regulatory pathway through the ASNR.

The Rwanda Atomic Energy Board was established by a 2020 Presidential Order to coordinate research and development of nuclear energy activities in Rwanda. It signed a development agreement with Holtec International for SMR-300 deployment.

Georgia Power is Southern Company's largest subsidiary and completed the Vogtle 3 and 4 nuclear units in Georgia — the most recently completed conventional nuclear plants in the US. In February 2026, Georgia Power and Alabama Power received a $26.5 billion DOE Energy Dominance Financing loan package covering approximately 6 GW of nuclear uprate and life extension work. Georgia Power serves approximately 2.7 million customers and is central to Southern Company's nuclear expansion strategy.

Braidwood Nuclear Generating Station is a two-unit PWR operated by Constellation Energy near Joliet, Illinois with a combined capacity of approximately 2,386 MW. Meta entered into an agreement with Constellation in June 2025 to purchase power from Braidwood as part of Meta's comprehensive nuclear procurement strategy for its PJM data centre operations. Braidwood is one of Constellation's flagship nuclear plants and benefits from the broader nuclear renaissance driving premium pricing for carbon-free baseload power.

Denison Mines is a Canadian uranium exploration and development company. Denison holds a 22.5% ownership in the McClean Lake Joint Venture which resumed production in June 2025. Denison's flagship Phoenix ISR project received final investment decision with first production expected mid-2028.

Aalo Atomics is developing an advanced fast reactor and was selected for the DOE reactor pilot programme targeting criticality demonstration at Idaho National Laboratory by July 4, 2026. The company completed its Critical Test Reactor assembly at INL and has also secured a Texas site for 30 commercial microreactors. Aalo operates a 145,000 sq-ft hardware development facility in Torrance, California and has completed its Conceptual Design Review and Nuclear Safety Design Agreement milestones.

AFRY (formerly ÅF and Pöyry) is a leading Swedish engineering, project management, and advisory company with deep nuclear expertise in Sweden and Finland. AFRY signed a Main Services Agreement with GE Vernova Hitachi Nuclear Energy on April 7, 2026 to support BWRX-300 deployment in Sweden and beyond — combining GVH reactor technology with AFRY's regional engineering, licensing, and supply chain development capabilities. AFRY will also support development of a BWRX-300 licence application to Sweden's SSM. AFRY brings extensive nuclear project experience from Finland's Olkiluoto programme.

Ameresco is a leading energy solutions provider and Terrestrial Energy's commercial deployment partner following a June 2025 collaboration agreement for IMSR plant projects across the United States. The collaboration covers site identification, project development, design, licensing, construction, and operation, targeting data centres and industrial applications. Ameresco brings established relationships with utilities, government agencies, and large energy users — providing Terrestrial Energy with commercial market access that purely technology-focused nuclear developers lack.

Ameresco Nuclear is the nuclear-focused operating division of Ameresco established to advance the IMSR collaboration with Terrestrial Energy. The collaboration targets delivery of customised, scalable, reliable, clean, and cost-competitive energy for data centre and industrial applications, combining the IMSR nuclear plant with Ameresco's expertise in energy systems design, hybridisation, integration, and operation. Ameresco brings $4 billion+ in energy infrastructure assets and federal energy services contracts to the partnership.

At One Ventures is a US venture capital firm that co-led Stellaria's €23 million 2025 funding round — demonstrating transatlantic capital flows into European nuclear startups. At One Ventures focuses on climate technology and hard science investments. Its investment in Stellaria alongside Schneider Electric and CEA Investissements validates the French nuclear startup ecosystem to international institutional investors.

The Indo-Pacific Energy Security Ministerial and Business Forum is a US-led intergovernmental forum that served as the venue for the X-energy-IHI Japan supply chain MOU signing in Tokyo on March 16, 2026. The forum coordinates US energy security cooperation with Indo-Pacific partners including Japan, South Korea, Australia, and Southeast Asian nations. Nuclear energy including SMRs is a central focus given the region's energy security pressures from the Iran conflict and growing AI data centre power demand.

The NPPA is the Egyptian government body responsible for developing the country's first nuclear power plant at El Dabaa. The four-unit VVER-1200 project is valued at USD 28.75 billion, of which Russia is financing 85% as a state loan. More than 30,000 people are working at the construction site.

Armada Investment AG is a Swiss technology investment firm founded by Daniel Aegerter that co-led Blykalla's $50 million December 2025 funding round alongside Oklo and Norrsken Launcher. Armada is an early backer of both Oklo and Blykalla. CEO Daniel Aegerter: "As early backers of both Oklo and Blykalla, we are thrilled to see two of the strongest SMR companies on each side of the Atlantic team up and advance the technology needed to meet unprecedented demand." Armada Investment focuses on deep technology investments with global impact.

American Forgemasters is a Pennsylvania-based heavy forging company that received $2.9 million from DOE on May 14, 2026 to procure a new furnace for domestic production of large component forgings for Gen III+ SMR deployments. Large-component nuclear forgings — reactor pressure vessel flanges, nozzles, and heads — are among the most critical and supply-constrained items in nuclear construction. American Forgemasters provides essential domestic heavy forging capability reducing dependence on overseas suppliers in Japan and South Korea.

Cameco is one of the world's largest uranium producers and co-owner (49%) of Westinghouse Electric Company alongside Brookfield Asset Management (51%). In 2025, Cameco produced 21.0 million pounds U3O8 (Cameco share) — exceeding revised guidance of up to 20 million pounds. Key operations: McArthur River/Key Lake (world's largest high-grade uranium mine, 70% Cameco), Cigar Lake (50% Cameco), and JV Inkai Kazakhstan (40% Cameco with Kazatomprom). Cameco sells uranium and fuel services to nuclear utilities in 15 countries. Its Westinghouse acquisition (2023) gives Cameco exposure to the full nuclear fuel cycle from mining through reactor services.

Armenergo is Armenia's state energy holding company overseeing the Metsamor Nuclear Power Plant — a VVER-440 reactor (416 MWe after upgrade) that provides approximately 40% of Armenia's electricity. Metsamor was extended to 2026 via a 2021 maintenance outage and is pursuing further extension to 2036. Following the February 10, 2026 civil nuclear cooperation agreement with the US (VP JD Vance and PM Pashinyan), a government company established in 2025 is evaluating new nuclear construction proposals from technology vendors, with a development plan goal by mid-2026.

Antares Nuclear is developing a compact HTGR microreactor selected for both the DOE Reactor Pilot Programme (targeting July 4, 2026 criticality at INL) and the DoD Advanced Nuclear Power for Installations programme (April 2025). The dual government programme selection positions Antares as one of the most broadly backed US microreactor developers — with both civilian DOE and military DoD programme support. Antares targets military base energy security and remote industrial applications.

Advanced reactor company that achieved criticality with its Mark-0 microreactor on June 4, 2026 at Idaho National Laboratory. First privately developed non-light-water reactor to reach criticality in the US in over 40 years. Part of DOE Reactor Pilot Program.

Company with exclusive rights to use BWXT mPower in commercial development of land-based nuclear facilities in US, Canada and elsewhere. Will re-engage NRC for mPower design certification. Partner with Core Power for floating applications.

ARC Clean Technology is developing the ARC-100, a 100 MWe Generation IV sodium-cooled fast reactor derived from the Integral Fast Reactor with a 20-year core life without refuelling and 60-year plant life. The company closed a Series B in December 2025 and announced NuARC, a partnership with Nucleon Energy for Alberta Canada deployment. ARC is pursuing licensing through the Canadian Nuclear Safety Commission and is advancing regulatory and project development activities in North America.

Arup is a global engineering and design consultancy selected by Great British Energy–Nuclear in May 2026 to provide early-phase foundation engineering and design support for the Wylfa nuclear power plant — the UK's first SMR site. Arup's nuclear engineering team has extensive experience in nuclear site assessment, geotechnical engineering, and civil design. The Wylfa appointment positions Arup as a key supply chain partner for the UK's flagship SMR programme.

Atomic Alchemy is developing a small fast reactor specifically for medical and industrial isotope production — a unique SMR application targeting the multi-billion dollar radioisotope market currently dependent on ageing research reactors. Selected for the DOE Reactor Pilot Programme in August 2025 targeting criticality by July 4, 2026. Atomic Alchemy's reactor produces radioisotopes used in cancer treatment, cardiac imaging, and industrial non-destructive testing — addressing a critical national security and healthcare supply chain vulnerability.

Part of Rosatom Machine Building Division. Manufactured the 300-ton reactor pressure vessel for Kudankulam NPP Unit 5. Located in Volgodonsk, Rostov Oblast.

Babcock International is a UK defence and nuclear engineering company operating through its Cavendish Nuclear division — one of the UK's largest nuclear services businesses. The company provides nuclear engineering for new build, operations, decommissioning, and waste management. Babcock is a key supply chain partner for the UK's nuclear renaissance including the Wylfa Rolls-Royce SMR programme and Sellafield decommissioning. The Cavendish Nuclear-Amentum partnership for Monju decommissioning in Japan demonstrates its international nuclear reach.

Emirates Nuclear Energy Corporation operates the Barakah Nuclear Power Plant — the Arab world's first nuclear plant and one of the most significant nuclear construction achievements in recent decades. Four APR-1400 units built by KHNP completed on time and budget. South Korea and UAE agreed to jointly pursue nuclear exports to third countries following Barakah's successful completion. Iran named Barakah among potential conflict targets in March 2026 — underscoring the geopolitical dimension of nuclear infrastructure.

Bechtel is the world's largest private engineering, construction, and project management company and the primary EPC partner for Westinghouse's AP1000 deployment in Poland alongside the Westinghouse-Bechtel consortium performing engineering work for PEJ. Bechtel previously constructed the Vogtle-3 and Vogtle-4 AP1000 units in Georgia. The company brings irreplaceable first-of-kind AP1000 construction experience in the Western world to European deployments. Bechtel is also involved in various nuclear and energy infrastructure projects globally.

BARC is India's premier nuclear research centre developing indigenous reactor designs including the BSMR-200 (200 MWe), SMR-55 (55 MWe), and a 5 MWth HTGR for hydrogen generation. Five indigenous SMRs are targeted for deployment by 2033 under the ₹20,000 crore Nuclear Energy Mission. BARC also develops advanced heavy water reactor technology, thorium fuel cycles, and the Indian Fast Breeder Reactor programme. BARC was removed from the US export control list in January 2025 — enabling greater international technology cooperation following the SHANTI Act.

BHAVINI is a Public Sector Undertaking under the Department of Atomic Energy, established to build and operate fast breeder reactors in India. Currently commissioning the 500 MWe Prototype Fast Breeder Reactor at Kalpakkam which achieved first criticality on 6 April 2026. Government has accorded approval for pre-project activities for 2 x 500 MWe twin FBR 1 and 2 project at Kalpakkam.

Blue Capsule is a French nuclear startup developing a 50 MWe fast sodium reactor at Step 1 (prospective monitoring) of the ASNR regulatory review. The company also developed a sodium test rig to replicate fast reactor conditions — a significant hardware achievement. Blue Capsule is one of the four companies in the initial ASNR stage alongside Hexana, Out, and Stellaria (before Stellaria advanced). France's mature sodium reactor industrial base — inherited from the Superphénix programme — gives Blue Capsule unique access to sodium reactor expertise.

Blue Energy is a Texas-based energy developer that announced a 2.5 GW nuclear and natural gas collaboration with GE Vernova to advance a combined gas-plus-nuclear power plant by 2027. The collaboration targets the ERCOT grid where Texas data centres are driving unprecedented demand growth — surpassing wind in ERCOT's interconnection queue for the first time since 2016. The gas-plus-nuclear co-location model provides firm 24/7 clean power that neither technology alone can economically deliver at scale.

Cambridge Atomworks is developing the Odin microreactor — a compact HTGR designed for energy-intensive industries and off-grid installations. In May 2026 the company signed an MOU with Mott MacDonald to accelerate development, leveraging Mott MacDonald's decades of large-scale nuclear project delivery experience. Cambridge Atomworks targets the significant UK off-grid industrial, defence, and remote community power market.

Elektrárna Dukovany II is the ČEZ project company established to build two new APR-1000 nuclear units at Dukovany, Czech Republic. On June 4, 2025, EDU II signed a $18.6 billion contract with KHNP for two APR-1000 reactors — construction expected to begin in 2029, trial operations targeted for 2036. The contract covers the option for up to four APR-1000 units total (two additional planned for Temelin). KHNP was selected as preferred bidder in July 2024 after the Czech government changed the tender to binding offers for up to four units. Westinghouse is challenging the award based on intellectual property disputes over KHNP reactor technology.

Canada Growth Fund is a federal Crown investment vehicle that invested in Ontario Power Generation's Darlington BWRX-300 SMR project alongside the Building Ontario Fund — committing a combined CAD 3 billion and taking minority stakes to de-risk construction and operation. This government equity investment was specifically designed to crowd-in private sector and Indigenous investment over time. The Darlington investment is the CGF's flagship clean energy infrastructure commitment.

Candu Energy is the nuclear division of AtkinsRéalis (formerly SNC-Lavalin) and the custodian of CANDU reactor technology used in Canada, South Korea, Romania, India, Argentina, and China. Gary Rose, EVP Nuclear at Candu Energy, stated the company's role in South Korea is to extend Wolseong CANDU units' lives for another 30 years — potentially adding 30 more years to 2,100 MW of CANDU capacity. Candu Energy describes reactor refurbishment as the near-term nuclear growth driver over the next 5-10 years.

Cavendish Nuclear is Babcock International's nuclear engineering division — one of the UK's largest nuclear services companies spanning new build support, operations, decommissioning, and waste management. In May 2026 the company partnered with Amentum on the Monju prototype fast reactor decommissioning in Japan — valuable experience in sodium-cooled fast reactor dismantling. Cavendish Nuclear is positioned to benefit from the UK SMR programme at Wylfa and the ongoing multi-billion Sellafield decommissioning programme.

Centrus Energy is the only US-licensed domestic producer of high-assay low-enriched uranium (HALEU) fuel — the critical fuel required by most advanced SMR designs including X-energy, Oklo, Kairos Power, and Radiant. Centrus delivered 900 kg of HALEU to the DOE as of June 2025 and secured a contract extension through mid-2026. The company has a $3.6 billion order book for traditional enrichment providing financial stability while scaling HALEU production for the advanced nuclear sector.

Only US-owned, US-technology uranium enrichment company. Operates the American Centrifuge Plant in Piketon, Ohio, the only NRC-licensed HALEU facility in the US. Manufacturing centrifuges at Oak Ridge, Tennessee. Major multi-billion dollar expansion underway at Piketon for both LEU and HALEU production. Awarded 900 million dollar DOE task order in January 2026. Announced 560 million dollar Oak Ridge expansion in January 2026. Signed LOI with Oklo for HALEU supply in June 2026.

Centrus Energy is a trusted American supplier of nuclear fuel and services, pioneering production of High-Assay, Low-Enriched Uranium (HALEU) and leading the effort to restore America's uranium enrichment capabilities at scale.

China Huaneng Group is China's largest state-owned power generation company and the lead operator and majority owner (47.5%) of the Shidaowan HTR-PM plant — the world's first commercial pebble-bed reactor, which entered commercial operation December 6, 2023. China Huaneng operates the plant alongside China National Nuclear Corporation subsidiary CNEC (32.5% owner and EPC contractor) and Tsinghua University's INET (20% owner and technology developer). China Huaneng is also developing the larger HTR-PM600 (650 MWe, six reactors) as the commercial successor to the HTR-PM demonstration plant.

CNNC operates China's HTR-PM pebble-bed reactor (commercial since December 2023) and is constructing the ACP100 Linglong One — the world's first land-based commercial SMR under construction. China is rapidly deploying SMRs with strong government backing, significantly ahead of Western counterparts in actual construction. CNNC is also developing the CAP1000 and next-generation designs.

Clayco is a full-service real estate, architecture, engineering, and construction company that announced in February 2026 it would oversee delivery of the Deep Atomic nuclear-powered AI data centre campus at Idaho National Laboratory. The project involves a phased approach: data centre infrastructure first using grid, geothermal, and solar power, followed by Deep Atomic's 60 MWe MK60 SMR deployment. Clayco is one of the largest private construction companies in the US and brings large-scale complex building delivery expertise to the nuclear data centre convergence market.

US-based Deep Geo Inc has signed an MOU with South Africa-based Allweld Nuclear and Industrial to support development of new nuclear power capacity in Africa. DeepGeo is known for proposals to develop multinational repositories.

Clinton Clean Energy Center is a 1,070 MWe boiling water reactor in Clinton, DeWitt County, Illinois operated by Constellation Energy. Meta signed a 20-year PPA with Constellation in June 2025 to purchase the entire energy output of Clinton — saving it from retirement following the anticipated expiration of Illinois tax credits. The Clinton plant feeds the MISO grid. The Meta PPA provides long-term revenue certainty for one of the largest single nuclear plants in the US Midwest.

China National Nuclear Corporation, China's major nuclear utility and developer. Parent company of China National Nuclear Power Co Ltd which operates the Xudapu Nuclear Power Plant. Developer of the Chaotan One supercritical CO2 waste-heat power generation project through its Nuclear Power Institute of China (NPIC).

CNEA is Argentina's National Atomic Energy Commission, founded in 1950. It is responsible for the development of Argentina's nuclear programme including the CAREM-25 SMR prototype, the RA-10 multipurpose research reactor, and the ACR-300 commercial SMR programme. CNEA oversees Argentina's three operating nuclear power plants.

CFS is building SPARC, a compact high-field tokamak designed to demonstrate net fusion energy with fusion gain Q>10. The company raised $863M in Series B2, bringing total funding close to $3 billion. Google agreed to purchase 200 MW from the first ARC commercial plant in Virginia.

Commonwealth Fusion Systems is an MIT spin-out developing fusion energy using high-temperature superconducting magnets. CFS demonstrated a world-record 20 Tesla HTS magnet in September 2021 — validating its compact tokamak approach. The SPARC device is under construction at Devens, Massachusetts targeting first plasma in 2027. The ARC commercial fusion power plant follows in the early 2030s. Google signed a 200 MW PPA with CFS for ARC power. Eni signed a multi-year collaboration in 2023. CFS raised $1.8 billion in November 2021 from Temasek, Gates, and Eni.

Community Nuclear Power is a UK independent nuclear developer that signed an agreement with Westinghouse to deploy the UK's first privately-financed SMR fleet — four AP300 reactors in North Teesside, Northeast England. The company represents a new model of community-backed, privately-financed nuclear development outside the government GBE-N programme. North Teesside's industrial heritage and growing clean energy demand make it an ideal SMR deployment location. Community Nuclear Power is the first UK independent developer to commit to a specific advanced SMR technology.

Constellation Energy is the largest nuclear power generator in the United States, operating approximately 21,000 MW of carbon-free nuclear capacity across 21 plants in 12 states. Key deals include the September 2024 Microsoft 20-year 837 MW PPA for the Three Mile Island restart (Crane Clean Energy Center), and a June 2025 Meta agreement for Braidwood Illinois nuclear power. The $1.6 billion TMI restart received a $1 billion DOE loan in November 2025. Constellation is pursuing a licence renewal extending TMI to at least 2054.

Constellation SMR Development LLC is a subsidiary of Constellation Energy established to develop SMR deployment projects. The company received a $17.26 million DOE grant in May 2026 to pursue an NRC Early Site Permit for a New York location. Constellation operates the largest nuclear fleet in the United States including Nine Mile Point, Calvert Cliffs, Quad Cities, and Braidwood — giving it unmatched operational nuclear experience to draw on for SMR deployment.

Container Technologies Industries is a Tennessee-based nuclear steel manufacturer that received DOE funding in May 2026 to expand its nuclear quality assurance certifications enabling production of steel for Gen III+ SMR deployments. CTI's location in Helenwood, Tennessee positions it within the emerging nuclear manufacturing corridor anchored by TVA's Clinch River BWRX-300 project in nearby Oak Ridge. QA-certified nuclear steel is a critical but often overlooked supply chain component.

INVAP is an Argentine technology company that designs and builds nuclear reactors. It has been involved in the CAREM SMR project since 1980. INVAP is the designer and main contractor for Argentina's RA-10 multipurpose research reactor and signed an agreement to build the Brazilian Multipurpose Reactor.

Container Technologies Industries received $547,900 from DOE on May 14, 2026 to expand nuclear quality assurance certifications for its Helenwood, Tennessee facility to produce steel qualified for Gen III+ SMR deployments. Nuclear-grade steel requires ASME NQA-1 programme certification — a significant compliance burden for smaller manufacturers. Expanding the certified domestic steel supplier pool reduces supply chain risk and cost for US SMR projects. Helenwood, in Scott County, is in close proximity to TVA's Clinch River BWRX-300 project site.

Copenhagen Atomics is a Danish nuclear technology company developing compact, factory-built thorium-based molten salt reactors targeting sub-$1 billion capital cost — enabling mass production of small nuclear plants at scale. In September 2025 the company signed an MOU with Norwegian developer Ocean-Power to jointly study MSR deployment in Norway and Denmark. Copenhagen Atomics represents the growing Nordic nuclear startup ecosystem driven by energy security concerns from the Iran conflict's LNG supply disruption.

CORE POWER is a UK-based maritime nuclear technology specialist developing floating nuclear power plants and ship propulsion solutions using microreactor technology. The company partnered with Westinghouse in November 2024 to design a floating nuclear power plant using the eVinci microreactor for coastal and maritime energy. CORE POWER also has a partnership with Prodigy Clean Energy for floating SMR development. The company targets offshore platforms, island nations, and the $50 billion annual marine fuel market.

Cristal Union Group is one of France's largest sugar groups and the industrial customer for Jimmy Energy's first SMR deployment at Bazancourt. The Bazancourt industrial complex processes sugar beet and has significant heat and power requirements that Jimmy's SMR would supply. As an energy-intensive industrial cooperative, Cristal Union has a direct commercial incentive to secure reliable carbon-free process heat. The Jimmy-Cristal Union partnership is the clearest example of direct industrial SMR procurement in Europe.

Curio is a Washington D.C.-based nuclear technology company developing NuCycle — described as the world's most advanced and capable used nuclear fuel recycling facility. Curio submitted a letter of intent to the NRC for preapplication engagement on NuCycle on May 29, 2026. CEO Ed McGinnis (former DOE senior official) stated the NRC engagement "marks a key and decisive moment for Curio and our nation." Curio also announced alongside this that both Oklo and Flibe Energy were selected by DOE for advanced negotiations to receive surplus US plutonium — nuclear fuel recycling companies being top priorities for domestic plutonium utilisation.

Data Center Dynamics is the leading global trade publication for the data centre industry and published the definitive early coverage of the Constellation-Microsoft Three Mile Island PPA in September 2024. The publication extensively covers the intersection of hyperscaler data centre power demand and nuclear energy procurement — a topic that has become central to its coverage as AI drives unprecedented electricity demand. DCD's readership includes the decision-makers at the major cloud and tech companies signing nuclear PPAs.

Davis-Besse Nuclear Power Station is an 894 MW pressurised water reactor in Oak Harbor, Ottawa County, Ohio operated by Vistra Energy. Meta signed a 20-year PPA for 908 MW of operating power plus 80 MW of uprate capacity from Davis-Besse as part of the January 9, 2026 announcement. Davis-Besse has had a complex operating history including a famous vessel head degradation incident in 2002 but has operated reliably under FirstEnergy and then Vistra ownership.

Deep Atomic is a US nuclear startup developing the MK60 — a 60 MWe light-water SMR with 60 MW of integrated cooling capacity and 200 MWth thermal output specifically engineered for AI and HPC (high-performance computing) data centre loads. In February 2026, Deep Atomic and a consortium including Parker Tide, Clayco, and others proposed a nuclear-powered AI data centre campus at Idaho National Laboratory in a phased approach beginning with grid, geothermal, and solar power within 24-36 months followed by MK60 deployment.

Deep Fission is developing an ultra-deep borehole reactor concept — placing a small reactor 1-2 km underground, dramatically simplifying siting and eliminating conventional containment buildings. Selected for the DOE Reactor Pilot Programme in August 2025. The underground concept unlocks nuclear deployment in locations where surface siting is impossible due to land constraints, population density, or regulatory requirements. Deep Fission targets the urban and suburban energy market where land availability is the primary siting constraint.

The Defense Innovation Unit is a DoD agency that launched the Advanced Nuclear Power for Installations programme with the Army and Air Force in 2024 — selecting eight vendors in April 2025 including Antares Nuclear, BWXT Advanced Technologies, General Atomics, Kairos Power, Oklo, Radiant, Westinghouse Government Services, and X-energy. DIU bridges commercial technology and military application, and its nuclear programme represents the most significant US military microreactor procurement initiative in history.

DL E&C (formerly Daelim Engineering & Construction) is a major Korean EPC contractor and X-energy supply chain partner cited in the August 2025 X-energy-Amazon-KHNP-Doosan partnership announcement. DL E&C brings Korean construction and engineering expertise to the Xe-100 programme. The company has extensive experience in large-scale industrial and energy infrastructure construction and is positioning for both US and Korean Xe-100 EPC work.

Dominion Energy is one of the largest producers of electricity in the US, operating nuclear plants in Virginia and serving approximately 7 million customers. Amazon is exploring a 300 MW SMR project with Dominion in Virginia. Dominion operates the North Anna and Surry nuclear plants in Virginia with decades of operational excellence. The company is actively evaluating new nuclear capacity as AI data centre demand in northern Virginia — the world's largest data centre market — strains the grid.

Doosan Enerbility is South Korea's leading power plant engineering company and NuScale's primary equipment supplier. Doosan invested $44 million in NuScale in 2019 and an additional $60 million in 2021 securing exclusive rights to build core SMR equipment. A reported $1.46 billion equipment supply deal covers reactors and steam generators for US data centre deployments. NuScale CEO John Hopkins visited Doosan's headquarters and SMR manufacturing plant confirming the strategic partnership. Doosan is also part of X-energy's Korean industrial consortium.

Dow Chemical is one of the world's largest chemical manufacturers and X-energy's anchor industrial customer for the Xe-100 SMR. The Seadrift, Texas project will replace ageing fossil fuel infrastructure with four Xe-100 units providing both electricity and industrial steam to Dow's chemical manufacturing operations — the first direct fossil fuel-to-nuclear replacement for industrial process heat. Fluor is the EPC partner. Construction expected to begin in 2026 with operations in 2030.

Dual Fluid Energy is a German-Canadian nuclear startup developing a novel reactor combining molten chloride salt fuel with liquid lead coolant — targeting high thermal efficiency and the ability to use thorium and nuclear waste as fuel. The company signed a nuclear agreement with Rwanda alongside NANO Nuclear Energy. Dual Fluid's innovative approach addresses nuclear waste concerns by burning existing spent fuel while generating clean power. The company is advancing regulatory pre-applications in Canada and Germany.

Duane Arnold Energy Center is a 615 MWe boiling water reactor in Palo, Linn County, Iowa — Iowa's only nuclear facility. The plant was shut down in August 2020 by then-operator NextEra Energy due to adverse economics. In September 2025 NextEra was granted permission to reconnect the plant to the Iowa grid. Google signed a 25-year PPA with NextEra to power the restart in October 2025. FERC filings suggest commercial operation could resume as early as Q1 2028 with NextEra targeting 2029. Google plans up to six data centres near the plant site.

Eagle Nuclear Energy is a Nevada-based uranium exploration company developing the Aurora Uranium Project on the Oregon-Nevada border. The company announced a 27,000-foot investigative drill programme beginning July 2026 — supporting domestic US uranium production needed for SMR fuel supply following the 2024 Congressional ban on Russian uranium imports. Eagle Nuclear Energy is part of the growing domestic uranium sector being incentivised by President Trump's executive orders directing expansion of US uranium mining.

Ebara Elliott Energy is a global industrial turbomachinery specialist that launched a collaborative research programme with NuScale Power in May 2026 to develop high-temperature steam compressors for petrochemical plant applications of NuScale's SMR. The partnership opens NuScale's industrial heat market beyond electricity — targeting chemical plants, refineries, and industrial steam users. Ebara Elliott brings decades of centrifugal compressor and turbomachinery expertise to the SMR industrial heat sector.

Eden Radioisotopes is a US startup developing a small non-power open-pool reactor of 1.8 MWt using low-enriched uranium to produce medical radioisotopes — primarily molybdenum-99 (Mo-99) and lutetium-177 (Lu-177), plus iodine-131. The company filed an NRC construction permit application in 2026. The US has lacked a reliable domestic Mo-99 source for decades — it is used in approximately 40,000 diagnostic imaging procedures daily in the US. With a 66-hour half-life, Mo-99 cannot be stockpiled and any supply disruption immediately affects healthcare.

Eden Radioisotopes LLC is developing a medical isotope production facility in Lea County, New Mexico. The facility will produce radioisotopes used in medical imaging and cancer treatment using a 1.8-megawatt thermal reactor to irradiate targets. The NRC accepted the company's construction permit application for review on June 16, 2026.

EDF is France's state-controlled integrated energy company and the world's largest operator of nuclear power plants. EDF operates 56 nuclear reactors across 18 nuclear power plants in France with a total installed capacity of over 61 GW. The company is undergoing a major nuclear fleet maintenance program and is also developing new EPR2 reactor projects.

Elementl Power is an independent nuclear power producer advancing 10 GW of advanced nuclear energy in the United States by 2035, working with regulated utilities, independent power producers, and technology suppliers. In May 2025, Google partnered with Elementl to fund development of three US nuclear sites delivering a minimum of 600 MW each (1.8 GW total) with options for commercial off-take. Elementl emerged from stealth with the Google announcement and is evaluating reactor technology, EPC, and project partners while prioritising sites for accelerated development.

ENEC is the developer and owner of the Barakah Nuclear Energy Plant, the first nuclear power plant in the Arab world. Following completion of all four units, ENEC is expanding internationally through partnerships for new nuclear projects and exploring SMRs and advanced reactors.

Energoatom is Ukraine's national nuclear power company operating 15 VVER reactors at four plants providing approximately 55% of Ukraine's electricity. In September 2025 Energoatom signed agreements with both Westinghouse (nine AP1000 reactors) and Holtec International (SMR manufacturing facility and spent fuel storage). These agreements represent the largest Western nuclear commitment to Ukraine's energy independence post-2022 and directly replace planned Rosatom expansions. Ukraine's nuclear workforce and industrial base make it a credible partner for both reactor operation and SMR manufacturing.

Leading US uranium producer. Expects to produce approximately 1.6 million pounds U3O8 by June 30 2026, within full-year guidance of 1.5 to 2.5 million pounds. Operates the White Mesa Mill in Utah, the only fully licensed conventional uranium mill in the US, and the Pinyon Plain Mine in Arizona and La Sal Complex in Utah. Processing costs at 9 to 12 dollars per pound U3O8. Also developing rare earth element production at White Mesa Mill.

Singapore's Energy Market Authority regulates the electricity, gas, and district cooling sectors and is conducting a nuclear feasibility study for the land-constrained city-state. EMA signed an MOU with KHNP on March 1, 2026 focusing on civil nuclear energy cooperation for SMRs — one of several international nuclear cooperation agreements Singapore has signed. Singapore imports approximately 95% of its electricity and has no domestic fossil fuel resources, making nuclear energy a strategic long-term option.

Energy News Beat is an energy industry media platform that published detailed analysis of the Three Mile Island restart in 2026, confirming the $1 billion DOE loan, $1.6 billion total project cost, 2028 target operation date, and the Microsoft 20-year PPA structure. The publication tracks the broader nuclear renaissance including the Holtec Palisades restart and SMR deployment timelines.

NuPEA was established in 2019 to promote and implement Kenya's nuclear power programme. The agency has developed a 2023-2027 Strategic Plan targeting first nuclear power plant by 2034. Kenya is in Phase 2 of the IAEA Milestone Approach.

Energy Northwest is a public power agency owned by Washington state and municipal utilities and the site partner for Amazon and X-energy's Cascade Advanced Energy Facility — the flagship 320 MWe (4-unit) Xe-100 deployment in Richland, Washington. Energy Northwest operates the Columbia Generating Station, the only commercial nuclear plant in the Pacific Northwest. The agency brings decades of nuclear operational expertise and existing grid infrastructure to the Cascade project.

ENTRA1 Energy is NuScale Power's exclusive global strategic partner for commercialising and deploying NuScale SMR technology worldwide. ENTRA1 holds global exclusive rights to NuScale's products and services and signed a Partnership Milestones Agreement with NuScale Power LLC on August 27, 2025. The company is negotiating with TVA about building up to 6 GW of NuScale SMR capacity — the largest nuclear power expansion project in US history. Management expects significant advancements by end of 2026.

Nuclear fuel recycling company selected by DOE for advanced negotiations under the Surplus Plutonium Utilization Program in June 2026. Develops nuclear fuel recycling infrastructure to recover uranium and transuranic products from used nuclear fuel.

Fermi Energia is Estonia's pioneering nuclear energy developer that officially selected the BWRX-300 SMR in 2023 as the technology for Estonia's first nuclear power plant. The company is conducting site selection and regulatory framework development activities targeting operations by the mid-2030s. Fermi Energia's selection of the BWRX-300 makes Estonia the first Baltic state to commit to a specific SMR technology and positions it as a regional energy security leader in the post-Russia-dependence era.

First American Nuclear is developing the EAGL-1 — a 240 MWe fast-spectrum lead-bismuth cooled SMR designed as the most cost-effective utility-scale nuclear option. In April 2026 FANCO submitted its regulatory engagement plan to the NRC. The EAGL-1 runs on a closed fuel cycle eliminating 95% of long-lasting waste and a DOE-funded PNNL review confirmed it is licensable under existing NRC criteria. FANCO offers a Bridge Power gas solution bridging the gap to full nuclear delivery for time-sensitive customers including Eli Lilly at Indiana's LEAP district.

Flibe Energy is a US molten salt reactor startup developing a liquid fluoride thorium reactor (LFTR) for military and commercial applications. Alongside Oklo, Flibe Energy was selected by the DOE for advanced negotiations to receive surplus US plutonium — announced in May 2026. Flibe's LFTR design can use plutonium as starter fuel, making it a natural candidate for converting surplus weapons-grade plutonium into clean energy. The company has the longest development history of any US thorium reactor startup.

Fluor Corporation is one of the world's largest engineering and construction companies and a major SMR project partner. Fluor is the primary EPC partner for the NuScale RoPower project in Romania, having completed the Phase 2 FEED study. Fluor is also providing engineering services for the expansion of Romania's Cernavoda nuclear plant. Fluor has been a major NuScale shareholder since 2011 and holds a significant stake in NuScale Power Corporation.

Fortum is a Finnish-Swedish utility and one of the largest Nordic energy companies operating nuclear plants in both Finland (Loviisa 1&2) and Sweden. Fortum signed an early works agreement with GE Vernova Hitachi Nuclear Energy on July 1, 2025 to advance potential BWRX-300 deployment in Finland and Sweden. As a dual-country nuclear operator Fortum is uniquely positioned to leverage BWRX-300 deployment across both Scandinavian markets simultaneously. Fortum also operates the Loviisa nuclear plant and has decades of Nordic nuclear operational expertise.

Framatome is one of the world's leading nuclear technology suppliers, manufacturing reactor components, fuel assemblies, and providing instrumentation and control systems. In early 2026 Framatome expanded its partnership with NuScale Power to qualify its Richland, Washington plant for production of NuScale's NuFUEL-HTP2 fuel, targeting at least 444 assemblies for NuScale's first US customer by 2030. Framatome's European fuel fabrication facilities are also being brought into the NuScale fuel supply chain.

GE Hitachi is developing the BWRX-300, a 300 MWe boiling water reactor designed to slash capital costs by up to 60% per megawatt versus traditional reactors using 50% less concrete and steel. The design uses natural circulation and passive cooling. Active in Canada (Darlington), Poland, Romania, and the US (Clinch River TVA project). Received £33.6 million UK government grant in January 2024.

GE Vernova is the energy technology spinoff of General Electric, combining gas turbines, wind, grid software, and nuclear (via GE Vernova Hitachi Nuclear Energy) under one company. The March 2026 US-Japan $40 billion BWRX-300 announcement positions GE Vernova at the centre of a 3 GW high-profile cross-border nuclear buildout. GE Vernova stock rose 5.7% in the announcement week. The BWRX-300 is under construction at Darlington, Canada and in NRC review for TVA Clinch River — making GE Vernova the leader in near-term deployed SMR technology.

Slovenian state-owned power company and co-owner of the existing Krsko NPP. Leading the JEK2 project for new nuclear capacity adjacent to Krsko with capacity of up to 2400 MW.

General Atomics Electromagnetic Systems is the defence and advanced systems division of General Atomics developing the Energy Multiplier Module (EM2) — a helium-cooled fast reactor that burns existing nuclear waste as fuel. Selected as one of eight vendors for the DoD Advanced Nuclear Power for Installations programme in April 2025. General Atomics has decades of nuclear research reactor expertise including the TRIGA research reactor deployed at over 60 institutions worldwide.

General Fusion is developing Magnetized Target Fusion using steam-driven pistons to compress plasma. LM26 achieved first plasma and compression in 2025. The company entered a SPAC merger agreement for $1 billion valuation and aims for commercial fusion by the early to mid-2030s.

General Matter is an American uranium enrichment startup planning to export enriched nuclear fuel to Japan and South Korea, backed by up to $4.2 billion in potential debt financing from the US Export-Import Bank. The company is a new entrant to the uranium enrichment market targeting commercial-scale production to compete with European enrichers and reduce US dependence on foreign enrichment. General Matter's EXIM financing package is the largest ever committed to a uranium enrichment project.

Ghana Atomic Energy Commission established Africa's first Regional Clean Energy Training Centre in 2024 in collaboration with the US DOE — training African nuclear professionals ahead of planned SMR deployments across the continent. Ghana is one of Africa's most nuclear-forward nations with an NRC-approved GHARR-1 research reactor and active cooperation with multiple SMR developers including NuScale. Ghana's training centre positions it as the hub of African nuclear workforce development.

Global Nuclear Fuel Americas is a joint venture of GE Vernova and Hitachi Ltd and the primary fuel supplier for BWRX-300 reactors. The company received $3 million in DOE funding in May 2026 to establish a second BWR fuel rod production line and automate pellet inspection at its Wilmington, North Carolina facility. As the BWRX-300 programme advances at Darlington, Clinch River, and future sites, GNF-Americas' expanded fuel production capacity is essential to meeting first-of-a-kind delivery timelines.

Global Nuclear Fuel Americas (GNF-A) is a joint venture of GE Vernova, Hitachi, and Toshiba and the primary fuel supplier for GE-designed boiling water reactors in North America. GNF-A received $3 million from DOE on May 14, 2026 to establish a second BWR fuel rod production line and automate pellet inspection and handling at its Wilmington, NC facility. The investment directly supports the BWRX-300 fuel supply chain for deployments at Darlington (Canada), Clinch River (TVA), and the US-Japan Tennessee/Alabama programme. GNF-A's Wilmington facility is the only US BWR fuel fabrication plant.

Grabar Law Office is a securities litigation firm that announced on May 15, 2026 it is investigating claims on behalf of shareholders of NuScale Power Corporation following the company's significant stock decline and Q1 2026 earnings miss. The investigation follows NuScale's stock falling approximately 80% from its October 2025 high. Securities investigations like this can precede class action lawsuits and represent a risk factor for NuScale's ability to raise capital.

GS Energy is the energy arm of South Korea's GS Group and a key NuScale Power partner in South Korea. The company invested $40 million in NuScale and signed an MOU with Uljin County for a NuScale VOYGR-6 SMR plant at the Uljin Nuclear Hydrogen National Industrial Complex. GS Energy will operate the plant supplying clean electricity and heat to hydrogen production. The company is also part of the Samsung C&T and Doosan Enerbility consortium exploring NuScale SMR deployment across Asia.

HCM II Acquisition Corp. (Nasdaq: HOND) was the SPAC that merged with Terrestrial Energy Inc. and was renamed Terrestrial Energy Inc. on October 29, 2025. The business combination closed with gross proceeds exceeding $292 million before expenses — including $50 million in common stock PIPE commitments from institutional investors and approximately $230 million from the trust account with a negligible level of redemptions. The transaction valued Terrestrial Energy at a pre-money equity value of $925 million.

Helion Energy is developing the Polaris field-reversed configuration fusion reactor in Everett, Washington. In 2023, Microsoft signed a PPA to purchase 50 MW of Helion fusion power by 2028 — with Helion paying Microsoft $1/MWh for every month missed after 2028. Helion raised $425 million in January 2025 to scale commercialisation, bringing total funding to over $2.2 billion. CEO David Kirtley targets commercial fusion by 2028. Sam Altman (OpenAI CEO) personally invested $375 million and serves as Helion's Chairman.

Hellenic Shipping News is a maritime trade publication that published detailed analysis in April 2026 of the Iran conflict's impact on LNG supply — confirming South Korea restarted six nuclear reactors adding 4.75 GW of capacity by May 2026 in response to LNG supply disruption. The publication noted the Strait of Hormuz remains closed with 20% of global LNG supply affected. This analysis provides critical context for the accelerating nuclear energy security narrative driving SMR investment.

Holtec International is a global nuclear technology leader developing SMR-160 and SMR-300 reactor designs featuring passive safety systems. In 2025, Holtec received NRC approval to restart the Palisades Nuclear Generating Station in Michigan and was awarded $400 million in DOE federal funding to deploy two SMR-300 reactors at Palisades. Partners with Hyundai Engineering & Construction for construction.

Hunatom is Hungary's nuclear energy development company, part of the Paks II Group overseeing Hungary's nuclear expansion. The company signed an LOI with Poland's Synthos Green Energy for a pre-development framework for up to 10 BWRX-300 SMRs in Hungary. Hungary already operates the Paks nuclear plant and is constructing two VVER-1200 units at Paks II with Rosatom, making it one of Europe's most nuclear-committed countries alongside France and Finland.

The Ignalina Nuclear Power Plant State Enterprise is responsible for decommissioning the Ignalina RBMK reactors closed at EU accession in 2009. In September 2025 Ignalina signed an MOU with Newcleo to assess the potential for Newcleo's lead-cooled fast reactor at the Ignalina site — which could reuse existing nuclear infrastructure and process legacy RBMK spent fuel. The MOU covers siting evaluations, SMR energy system integration, reprocessing of used nuclear fuel stocks, and industrial applications for hydrogen and ammonia.

IHI Corporation is a leading Japanese engineering corporation with world-class capabilities in manufacturing safety-critical nuclear-grade components for high-temperature gas-cooled reactors — largely unavailable at commercial scale in the United States. IHI signed an MOU with X-energy on March 16, 2026 to expand US-Japan supply chain development for the Xe-100, supporting X-energy's 11 GW commercial pipeline. IHI brings established relationships with Japanese materials suppliers and component manufacturers and extensive HTGR manufacturing expertise from Japan's HTTR research reactor programme.

Industrikraft i Sverige AB is a Swedish industrial consortium formed in June 2024 by nine major companies — ABB, Alfa Laval, Boliden, Hitachi Energy, Höganäs AB, SSAB, Saab, Stora Enso, and Volvo Group — to support the expansion of Swedish non-fossil electricity supply. In November 2025 Industrikraft agreed to a 20% stake in Videberg Kraft AB and a SEK 400 million ($42.2 million) investment to co-fund early-stage development of SMRs at Ringhals. Industrikraft contributes project management expertise, technology selection support, and co-financing alongside Vattenfall and the Swedish state.

JAVYS is Slovakia's state-owned nuclear and decommissioning company responsible for decommissioning the Jaslovské Bohunice V1 plant and managing spent nuclear fuel and radioactive waste. JAVYS signed MOUs with Westinghouse in July 2023 for AP300 and AP1000 deployment, and a Framework Cooperation Agreement with EDF in August 2025 for large reactors and SMRs. Slovakia's deep nuclear expertise and existing infrastructure — it operates two nuclear plants — make JAVYS a credible potential SMR operator.

Jimmy Energy is the most advanced French nuclear startup in the ASNR regulatory process — at Step 4 where it has requested a "creation authorisation decree" to construct an SMR for industrial heat supply to a Cristal Union Group plant at Bazancourt, Marne. This would be France's first industrial heat SMR deployment. Jimmy's approach focuses on supplying process heat to energy-intensive industries — a market that represents a major long-term decarbonisation opportunity. The company is part of France's vibrant private nuclear startup ecosystem.

JAEC is the government body responsible for implementing Jordan's nuclear energy programme. After abandoning large reactor plans in 2018, JAEC shifted focus to small modular reactors for electricity generation and desalination, signing SMR cooperation agreements with multiple international vendors.

Korea Atomic Industrial Forum is a non-profit organization that promotes the Korean nuclear industry through policy research, international cooperation, education and training programs, and industry networking. KAIF organizes the annual Nuclear Industry Conference, the Busan International Nuclear Industry Exhibition (INEX), and publishes the monthly Nuclear Industry magazine.

Kairos Power is developing the KP-FHR — a fluoride salt-cooled high-temperature reactor using TRISO pebble fuel in a molten lithium-fluoride beryllium-fluoride salt coolant at atmospheric pressure. In October 2024 Google signed a Master Plant Development Agreement for 6-7 Kairos reactors supplying up to 500 MW by 2035 — the world's first corporate agreement for multiple deployments of a single advanced reactor design. The NRC approved the Hermes demo reactor construction permit in December 2023 with construction underway at Oak Ridge, Tennessee. Kairos raised $136 million in its Series B in August 2025.

Kärnfull Next AB was a Swedish nuclear project development company focused on new nuclear deployment in Sweden before its acquisition by Studsvik in May 2026. The combination brings Kärnfull Next's project development expertise together with Studsvik's nuclear technology services capabilities. Sweden's reversal of its nuclear phase-out policy and new government financing mechanisms create significant opportunities for the combined entity.

The Kazakhstan Institute of Nuclear Physics in Almaty is Kazakhstan's premier nuclear research institution and the host of the new Holtec SMR classroom simulator established under the US State Department's FIRST Programme in January 2026. The simulator serves as a regional training hub for Kazakhstan and Central Asia. Kazakhstan accounts for approximately 40% of global uranium mining and is pursuing nuclear power for domestic electricity generation after more than 20 years without atomic electricity.

Worlds largest uranium producer, accounting for approximately 20 percent of global primary uranium output. 2025 production was 67.18 million pounds U3O8 on 100 percent basis. 2026 guidance of 27500 to 29000 tonnes uranium represents a roughly 10 percent cut from initial plans. Finalized major 4.2 billion dollar plus supply deal with India in April 2026. Committed to value-over-volume strategy. Subject to sulphuric acid supply constraints.

Kazatomprom is the world's largest uranium producer, providing approximately 40-45% of global primary uranium supply. In 2025, production reached 25,839 tU (67.18 million pounds U3O8, 100% basis) — up approximately 10-11% year-on-year. The company announced a planned approximately 10% production cut for 2026 (to 27,500-29,000 tU) to prioritise market balance and profitability ("value over volume"). JV Inkai (Cameco 40%, Kazatomprom 60%) resumed after a brief January 2025 production suspension. New 2025 uranium supply agreements: Axpo Power AG (Switzerland), ČEZ (Czech Republic), and Kansai Electric Power (Japan). Kazatomprom's 2025-2034 strategy emphasises sustainable growth and expansion across the nuclear fuel cycle.

KGHM Polska Miedź is one of the world's largest copper and silver producers and Poland's leading SMR project developer, partnering with NuScale for a VOYGR-12 plant to power its energy-intensive mining and smelting operations. KGHM submitted a Polish government decision-in-principle application in April 2023 and targets operational status as early as 2029. The company's massive energy consumption makes nuclear power a strategic competitive necessity.

KGHM Polska Miedź is one of the world's largest producers of copper and silver and a major Polish industrial energy user. KGHM signed a definitive early works agreement with NuScale Power on February 14, 2022 to deploy a VOYGR nuclear power plant of up to 924 MWe in Poland by 2029 — the first SMR deployment agreement in Central and Eastern Europe. An application for a decision-in-principle was submitted to the Polish government in 2023. The Ministry of Climate and Environment approved the plan. KGHM CEO Marcin Chludziński at signing: "KGHM is proud to lead the initiation of a 100% carbon free energy project."

Kiewit Nuclear Solutions is the nuclear construction division of Kiewit Corporation — one of the largest privately held construction companies in North America — and the lead constructor for Oklo's Aurora Powerhouse project at Idaho National Laboratory, which broke ground in September 2025. Kiewit brings decades of nuclear construction experience including work on existing US nuclear plants. The Aurora-INL project is targeting the DOE Reactor Pilot Programme's July 4, 2026 initial deployment milestone.

KA-CARE is Saudi Arabia's government body responsible for developing the country's nuclear and renewable energy programmes. Saudi Arabia finalised technical specifications for its first large-scale nuclear power plant in late 2025. The US and Saudi Arabia completed civil nuclear cooperation framework negotiations in November 2025. KA-CARE is assessing multiple SMR technologies for electricity generation, water desalination, and hydrogen production. The IAEA conducted its first-ever IMSAS mission in Saudi Arabia in May 2025. KA-CARE earlier conducted SMR feasibility studies with Jordan's JAEC and is in discussions with multiple global nuclear vendors.

KAERI is South Korea's premier nuclear research institute and co-developer of the i-SMR indigenous Korean SMR alongside KHNP and KEPCO. KAERI developed the SMART reactor design (System-integrated Modular Advanced ReacTor) and brings decades of PWR technology expertise to the i-SMR programme. KAERI also supports international nuclear cooperation including MOU frameworks with Singapore, the UAE, and other potential Korean nuclear export markets.

KEPCO is South Korea's national electric utility and the parent company of KHNP (Korea Hydro & Nuclear Power). KEPCO oversees all of South Korea's nuclear power generation through KHNP and played a central role in the Barakah UAE nuclear project. South Korea reduced LNG imports by 7% year-on-year in March 2026 as the Iran conflict drove emergency nuclear restarts. KEPCO is involved in the 11th Basic Plan targeting 31.8% nuclear electricity by 2030 and in exploring new nuclear plant site selection.

KHNP is South Korea's state nuclear operator and the lead developer of the i-SMR (170 MWe integral PWR). In January 2026, KHNP invested $40 million to acquire a stake in TerraPower — the first direct investment by a Korean public energy enterprise in an SMR developer. KHNP is also expanding internationally, winning a contract to build APR-1000 units in the Czech Republic and signing MoUs for SMR cooperation in the Philippines and Singapore.

Koya Capital is a South African investment firm that signed a ZAR 9 billion ($480 million) financing deal with Stratek Global for the HTMR-100 pebble bed reactor project — the largest advanced nuclear project financing in sub-Saharan Africa. The investment reflects growing African institutional capital interest in nuclear energy as the continent faces escalating electricity demand from industrialisation, population growth, and AI/data centre development.

Kozloduy NPP-New Build EAD is the project developer for two new AP1000 units at the existing Kozloduy nuclear power plant site in Bulgaria. The company submitted a site location application for Unit 8 in February 2025.

Kyoto Fusioneering is a Japanese fusion technology company specialising in plasma heating systems, tritium fuel cycle technology, and fusion blanket systems. In May 2026 the company formed a strategic partnership with US-based Realta Fusion for joint development of plasma heating and materials testing systems. Kyoto Fusioneering's technologies are applicable to both fusion and advanced fission reactor development, positioning it at the intersection of Japan's growing interest in both energy technologies.

Last Energy raised over $100 million in an oversubscribed Series C in December 2025 led by the Astera Institute, building on $32 billion in commercial agreements and its February 2025 milestone as the first SMR to enter UK nuclear site licensing since 1978. The company is deploying its PWR-5 pilot at Texas A&M RELLIS Campus under DOE's Reactor Pilot Programme targeting 2026 criticality. Last Energy's PWR-20 is designed for rapid factory-built deployment targeting 2026-2027 commercial operation.

Marvel Fusion pursues aneutronic proton-boron-11 fusion using ultrashort femtosecond laser pulses fired at nanostructured solid-state fuel targets. The company is building a $150 million laboratory in Fort Collins, Colorado and has partnerships with Trumpf, Thales, and Siemens.

Metal Tech News is a trade publication covering mining, energy, and industrial technology that published detailed coverage of the DOE's $94 million SMR supply chain grant round in May 2026. The publication provides important coverage of SMR developments as they relate to the mining and industrial sectors — key potential markets for SMR process heat and remote power applications in Alaska and the broader resource sector.

Mintz is a leading US law firm with a prominent nuclear energy practice that published a comprehensive March 2026 analysis of the nuclear renaissance covering policy shifts, tech demand, SMR developments, and federal financing tools. The analysis documented the Southern Company $26.5 billion EDF loan, the DOE LPO renaming to Office of Energy Dominance Financing, and Canada's Clean Economy Investment Tax Credits for nuclear. Mintz represents multiple SMR developers and nuclear utilities in regulatory and commercial transactions.

Moltex Energy is developing the Stable Salt Reactor-Wasteburner (SSR-W), uniquely designed to use spent nuclear fuel as its primary fuel source — directly addressing the nuclear waste challenge. The company is advancing at the Point Lepreau site in New Brunswick, Canada in partnership with NB Power. The Canadian Nuclear Safety Commission completed Phase 1 of pre-licensing vendor design review.

Moltex Energy Canada is developing the Stable Salt Reactor-Wasteburner, a 300 MW molten salt fast reactor that uses recycled nuclear waste as fuel, coupled with the WATSS process for converting used uranium oxide fuel into molten salt reactor fuel. The demonstration unit is planned for NB Powers Point Lepreau site in New Brunswick. The WATSS process was validated on used CANDU fuel at Canadian Nuclear Laboratories. The company has a Service Level Agreement with the CNSC for pre-licensing consultation.

Mott MacDonald is a global engineering, management, and development consultancy that signed an MOU with Cambridge Atomworks in May 2026 to accelerate development of the Odin microreactor. Mott MacDonald's nuclear team has delivered complex nuclear projects globally including new build design, decommissioning, and waste management. The Cambridge Atomworks partnership extends Mott MacDonald's nuclear portfolio into the emerging microreactor sector alongside its existing large reactor project work.

A special purpose agency under Malaysia's Ministry of Energy Transition and Water Transformation, responsible for coordinating the country's nuclear energy feasibility study launched in August 2025 under the 13th Malaysia Plan.

Naarea is a French nuclear startup developing a hexagonal fast reactor using molten salt technology at Step 2 of the ASNR regulatory review. The company has teamed up with Thorizon on molten salt reactor development. Naarea targets industrial heat and remote power applications. The company is part of France's vibrant SMR startup ecosystem energised by the France 2030 €1 billion SMR investment programme and the ASNR's streamlined regulatory pathway for innovative reactor designs.

Nano Nuclear Energy is developing ZEUS (solid core battery microreactor) and ODIN (low-pressure coolant microreactor) — ultra-compact reactors targeting remote power applications. The company is publicly listed on NASDAQ and raised $134 million in 2024. Rwanda signed agreements with Nano Nuclear Energy for SMR deployment. Nano Nuclear is also developing nuclear fuel transport and logistics capabilities.

NANO Nuclear Energy acquired the KRONOS MMR and LOKI MMR reactor systems from bankrupt Ultra Safe Nuclear Corporation for USD85 million in January 2025. The company had approximately USD580 million in cash as of October 2025 and received NRC approval of its Fuel Qualification Methodology.

Bulgaria's National Electric Company is the state utility operating the Kozloduy nuclear plant and overseeing the development of two new AP1000 reactors (Units 7 and 8). In September 2025 Citi signed a partnership with Bulgaria's Ministry of Energy to facilitate export credit financing for the Kozloduy expansion — Citi's largest nuclear financing project in Central-Eastern Europe. Each unit is estimated at approximately $6.5 billion. Bulgaria has strong public and political support for nuclear energy and existing nuclear infrastructure and workforce.

Natura Resources is developing a molten chloride fast reactor targeting industrial heat and remote power applications. Selected for the DOE Reactor Pilot Programme in August 2025. The company focuses on co-locating reactors with heavy industrial customers — oil refineries, chemical plants, and mining operations — that have both high heat demand and fuel security needs. Natura Resources is based in Houston, Texas and targets the state's enormous industrial energy market.

Nebraska Public Power District is Nebraska's largest electric utility serving approximately 1.6 million Nebraskans. NPPD received the largest single award in the DOE's May 2026 $94 million SMR grant round — $27.86 million for an NRC Early Site Permit for a Nebraska SMR site. NPPD has operated the Cooper Nuclear Station for decades and brings deep nuclear operational expertise to its SMR development programme.

New Civil Engineer is a leading UK engineering trade publication that broke the story on Rolls-Royce SMR's Technical Partner contract award details on May 15, 2026 — revealing the £359 million Stage 1 forecast price and £8.17 billion Stage 2 estimate. The publication is a key information source for the UK nuclear construction and engineering community and regularly covers Wylfa, Hinkley Point C, and the broader UK nuclear programme.

Newcleo is a Franco-Italian nuclear developer building lead-cooled fast reactors (LFRs) that use reprocessed nuclear waste as fuel. The company raised €75 million in early 2026 (its €88M article round) bringing 2025 fundraising to over €124 million and total funding to likely more than €645 million. Newcleo operates in France, Italy, the UK, Belgium, and Slovakia with approximately 1,000 employees. The design reduces long-term waste storage needs while generating clean power. The company completed the ASNR preparatory review in 2025 and is pursuing UK ONR justification simultaneously.

Newcleo is developing advanced modular lead-cooled fast reactors utilizing MOX fuel made from reprocessed nuclear waste. The company operates in 7 countries with over 900 employees, 31 patent families, and generated approximately 80 million dollars in revenue in 2024. Key projects include JV with JAVYS for up to four LFR-AS-200 reactors in Slovakia, PRECURSOR demonstrator in Italy, and demonstration LFR-AS-30 reactor planned for Chinon, France by 2031. Going public via SPAC merger at 2.4 billion dollar pre-money valuation expected second half 2026.

NexGen Energy is a Canadian uranium company focused on the Rook I Project in Saskatchewan's Athabasca Basin — home to the Arrow Deposit (229.6 million pounds uncontracted NI 43-101 reserves) and the Patterson Corridor East (PCE) discovery, 3.5 km away. Key 2025 milestones: August 6, 2025 — 5 million pound offtake contract with major US utility (1M lb/year, 5 years from commercial production) doubles contracted volumes; RK-25-256 returned 0.5m at 74.8% UO₂ — among the highest-grade uranium assays globally. CEO: "Rook I Project enters major construction this summer" — subject to CNSC approval. Total Arrow reserves are uncontracted and positioned to be sold at market prices at time of delivery. CEO states the market is in "structural deficit" with growing urgency of supply from reliable jurisdictions.

Nuclearelectrica is Romania's state nuclear power company operating the Cernavoda nuclear power plant — the only operational nuclear plant in Romania. As the 50% owner of RoPower Nuclear joint venture, Nuclearelectrica's shareholders approved the Final Investment Decision for the NuScale SMR project at Doicești in February 2026 — the first European FID on a commercial SMR. CEO Cosmin Ghiță described the FID as positioning Romania "on the international map of the nuclear industry."

NextEra Energy is the world's largest electric utility and signed a 25-year PPA with Google on October 28, 2025 to restart Iowa's 615 MWe Duane Arnold Energy Center nuclear plant by 2029 — one of three US nuclear restarts underway alongside Three Mile Island (Microsoft/Constellation) and Palisades (Holtec). NextEra was granted permission to reconnect Duane Arnold to the grid in September 2025. NextEra CEO John Ketchum: "Our partnership with Google not only brings nuclear energy back to Iowa — it also accelerates the development of next-generation nuclear technology." NextEra and Google also signed a separate agreement to explore new nuclear generation development nationally.

Norrsken Launcher is a Swedish impact venture capital fund backed by the Norrsken Foundation, founded by Klarna co-founder Niklas Adalberth. The fund co-led Blykalla's $50 million December 2025 funding round alongside Oklo and Armada Investment. Norrsken Launcher focuses on startups solving global challenges at scale — nuclear energy's role in the clean energy transition aligns directly with its investment mandate. The Blykalla investment is one of the most significant Swedish deep tech VC commitments to nuclear energy.

Norsk Kjernekraft is the leading nuclear energy developer in Norway, pursuing SMR deployments in partnership with KHNP for i-SMR reactors in the municipalities of Aure and Heim. The company also signed an MOU with Ocean-Power to develop floating nuclear power plant concepts for Norwegian coastal and maritime energy. Norway has no nuclear power plants but generates nearly all electricity from hydro — facing capacity constraints as data centre demand and industrial electrification accelerate.

North American Forgemasters is a US nuclear forging company and supply chain partner for TVA's BWRX-300 Clinch River project — part of the DOE $400 million grant coalition. The company specialises in large nuclear-grade forgings for reactor components. Domestic nuclear forging capacity is a strategic bottleneck for US SMR deployment and North American Forgemasters is one of a small number of US companies with the capability to produce nuclear-grade heavy forgings.

Nova Power & Gas is the 50% co-owner of RoPower Nuclear alongside Nuclearelectrica, jointly owning the Romanian NuScale SMR project company. Nova Power is a subsidiary of E-INFRA — a Romanian group with operations in energy and telecom infrastructure, energy services, and civil construction. Nova Power's private sector involvement in the RoPower project reflects Romania's strategy of combining state nuclear expertise with private sector energy development capability.

Nova Power & Gas is a Romanian energy company and part of the E-Infra Group — the 50% private sector co-owner of RoPower Nuclear SA alongside Nuclearelectrica. The E-Infra Group's involvement represents Romania's first major private sector co-investment in nuclear energy. Nova Power & Gas's participation demonstrates the commercial nuclear market pull from Romania's industrial and data centre energy demand. The E-Infra partnership was a key condition of the project's commercial structure allowing the FID to be approved February 12, 2026.

Nuclear Power Corporation of India Limited is a public sector enterprise under the Department of Atomic Energy, Government of India. NPCIL is responsible for the design, construction, commissioning, and operation of nuclear power reactors in India. It operates 22 nuclear power reactors across the country and is constructing additional units including the VVER-1000 reactors at Kudankulam in partnership with Russia's Atomstroyexport.

Necsa is a state-owned South African nuclear energy corporation. Necsa has launched an Expression of Interest to identify SMR technology partners and operates the Safari research reactor, a source of medical isotopes supplying more than 60 countries.

Nuclear Engineering International (NEI Magazine) is the leading global technical publication for the nuclear energy industry, publishing in-depth coverage of reactor technology, project development, and industry news. NEI published the definitive coverage of the KHNP investment in TerraPower in January 2026, confirming KHNP completed CFIUS review in December 2025 and that the three-way partnership plans to sign definitive commercialisation agreements in the first half of 2026.

NPCIL is India's state nuclear utility operating all 24 commercial nuclear reactors generating approximately 8.8 GW. The SHANTI Act of December 2025 ends NPCIL's monopoly, allowing private companies to participate in nuclear power for the first time. However, NPCIL is expected to remain the dominant operator while private companies and foreign partners enter as JV participants (up to 49% FDI). NPCIL's fleet includes Pressurised Heavy Water Reactors (PHWRs) and Light Water Reactors (LWRs). India plans to construct 10 new PHWR units of 700 MWe each alongside the SMR programme.

Nuclearelectrica SA is Romania's state nuclear utility operating the two-unit Cernavodă CANDU nuclear plant (1,400 MW combined) — Romania's largest electricity source. Nuclearelectrica is the 50% majority state-sector co-owner of RoPower Nuclear alongside Nova Power & Gas (E-Infra). On February 12, 2026, Nuclearelectrica shareholders approved the FID for the Doicești NuScale VOYGR-6 project — six 77 MWe modules at the former coal plant site, 90km northwest of Bucharest. Nuclearelectrica is also pursuing a second unit at Cernavodă (CANDU refurbishment and Units 3/4).

NA-SA is Argentina's state-owned nuclear power plant operator, responsible for operating the Atucha I, Atucha II, and Embalse nuclear power plants. In July 2021, NA-SA signed a contract with CNEA to complete construction of the CAREM-25 SMR prototype.

Nucleon Energy is a Calgary-based nuclear project developer that formed the NuARC partnership with ARC Clean Technology in 2025 to develop and deploy the ARC-100 sodium-cooled fast reactor in Alberta, Canada. The company is evaluating potential Alberta sites and advancing regulatory engagement with the Canadian Nuclear Safety Commission. Alberta's energy sector — dominated by oil sands requiring vast amounts of process heat and electricity — is a natural market for the ARC-100's high-temperature output.

NuScale is the only SMR developer with full NRC design certification, having received approval for both its 50 MWe and uprated 77 MWe power modules. Its VOYGR plant designs combine 4, 6, or 12 modules. In September 2025, ENTRA1 Energy and TVA announced a landmark 6 GW deployment program using NuScale technology. Active projects in Romania and the Czech Republic.

Nuward is EDF's flagship 170 MWe SMR — a pressurised water reactor at Step 3 of the French ASNR regulatory review (pre-instruction stage) where ASN will deliver an opinion on main safety options. Nuward is supported by a French industrial consortium including EDF, TechnicAtome, Naval Group, and Framatome. The design is being pursued internationally in partnerships with Italy's Edison/ENEA and India. Nuward is the primary industrial beneficiary of France's France 2030 €1 billion SMR investment.

Ocean-Power is a Norwegian energy developer that signed an MOU with Copenhagen Atomics in September 2025 to jointly study the potential for thorium molten salt reactors in Norway and Denmark. Norway has extensive energy industry expertise from its oil and gas sector and growing interest in nuclear energy as energy security concerns rise following the Iran conflict's LNG supply disruption. The Ocean-Power Copenhagen Atomics partnership represents Scandinavia's first private SMR cooperation agreement.

Oklo is developing the Aurora microreactor, a 15 MWe compact fast reactor that runs on recycled nuclear fuel (HALEU). The company is publicly listed on NYSE and resubmitted its NRC combined license application in 2023. Former US Energy Secretary Chris Wright previously sat on Oklo's board. Oklo is also involved in nuclear fuel recycling through a partnership with Centrus Energy.

Orano is one of the world's largest nuclear fuel cycle companies, covering uranium mining, enrichment, fuel fabrication, and recycling. The company signed a deal with Ontario Power Generation in February 2026 to supply enriched uranium for the Darlington BWRX-300 SMRs — diversifying Canada's fuel supply away from US sources amid trade tensions. Orano also expanded its partnership with NuScale Power for European fuel fabrication in May 2026. Orano operates fuel fabrication plants in France, Germany, and Sweden.

Georges Besse II is Orano's operational gas centrifuge uranium enrichment plant in Tricastin, France — the technical forerunner of Project IKE in Oak Ridge. Georges Besse II demonstrates the commercial viability of large-scale gas centrifuge enrichment that Project IKE will replicate in the US. Orano's centrifuge technology is proven across both French domestic and export markets. Georges Besse II provides the engineering blueprint, operational experience, and supply chain relationships that will be transferred to Project IKE for US domestic deployment.

Orano Enrichment USA is the American subsidiary of French nuclear fuel cycle company Orano SA and the developer of Project IKE — a multibillion-dollar gas centrifuge uranium enrichment facility near Oak Ridge, Tennessee. The NRC formally accepted Project IKE's licence application for an accelerated 12-month review on May 21, 2026, with completion targeted April 30, 2027. Project IKE will produce approximately 7.4 million SWU per year — sufficient to replace all Russian-origin enriched uranium used in US reactors. The $5 billion project is supported by a $900 million DOE award.

Orano is a French multinational nuclear fuel cycle company spanning uranium mining, conversion, enrichment, fuel fabrication, and recycling. The parent company of Orano Enrichment USA, Orano has decades of gas centrifuge uranium enrichment experience through its Georges Besse II plant in Tricastin, France. Project IKE in Oak Ridge is Orano's first major US enrichment facility and reflects the company's strategy of building domestic US capacity alongside French operations to serve the growing global nuclear fuel demand.

Pacific Fusion is developing pulser-driven inertial fusion technology using modular, manufactured components. The company raised over $900 million in Series A funding and aims to achieve net facility gain by 2030 and commercial fusion power in the mid-2030s. The Demonstration System is being built in Albuquerque, New Mexico.

Palantir Technologies is a leading AI systems and enterprise software company that partnered with Centrus Energy on March 12, 2026 to apply its Foundry and Artificial Intelligence Platform (AIP) to Centrus' multi-billion-dollar uranium enrichment expansion at Piketon, Ohio. The partnership identified nearly $300 million in potential cost savings and efficiencies within weeks of starting, targeting reductions in manufacturing lead times and acceleration of new enrichment capacity. The Palantir-Centrus partnership is the first major application of AI enterprise software to a nuclear fuel production expansion programme.

Paragon Energy Solutions, a Mirion Technologies company, is a leading supplier of safety-related products and components for the nuclear industry. The company produces the Highly Integrated Protection System (HIPS) platform used in digital instrumentation and control systems for nuclear reactors. Paragon has delivered comprehensive solutions for nuclear industry needs for more than three decades.

The Philippine Nuclear Research Institute is the technical arm of the Philippine Department of Science and Technology responsible for nuclear research and feasibility studies. The PNRI is advancing SMR feasibility assessments under President Marcos's nuclear revival programme. The Philippines has the highest electricity prices in Southeast Asia and severe grid reliability challenges — making nuclear energy a strategic priority. The Bataan Nuclear Power Plant has also been evaluated for potential restart.

Polskie Elektrownie Jądrowe is Poland's state nuclear utility responsible for building and operating Poland's first nuclear power plant — three AP1000 reactors at the Lubiatowo-Kopalino site in Pomerania targeting first commercial operation in 2033. PEJ submitted a construction licence application to Polish authorities in 2026. In February 2026 the US Export-Import Bank signed a credit agreement with PEJ under the Engineering Multiplier Program — the first milestone of what is expected to be a multi-billion-dollar EXIM financing package. The Westinghouse-Bechtel consortium is performing engineering work.

Proxima Fusion is developing quasi-isodynamic stellarator fusion, building on the Wendelstein 7-X experiment. The company raised 130 million euros in Europe's largest private fusion financing round. It signed an agreement with Bavaria, RWE, and Max Planck Institute to build Stellaris.

PSEG Nuclear operates New Jersey's three nuclear reactors: Hope Creek (BWR, 1,174 MWe) and Salem Units 1 and 2 (PWR, approximately 1,174 MWe each) — all on Artificial Island in Lower Alloways Creek Township, Salem County. Combined, they provide 40% of New Jersey's electricity and 80% of its carbon-free energy. PSEG notified the NRC of intent to seek subsequent licence renewals in 2025 with formal applications planned for Q2 2027. New Jersey Governor Sherrill lifted the nuclear moratorium in April 2026 — signed at the Hope Creek plant with PSEG executives present.

Qatar Investment Authority is one of the world's largest sovereign wealth funds managing over $475 billion in assets. QIA joined as a shareholder in Rolls-Royce SMR alongside Rolls-Royce Group, BNF Resources, and Exelon Generation — the first Gulf sovereign wealth fund to invest directly in a European SMR developer. QIA's investment in Rolls-Royce SMR signals growing Middle Eastern interest in nuclear technology as Gulf states pursue energy diversification and clean power export ambitions.

Nuclear fuel startup planning to develop reprocessing facility at Idaho National Laboratory designed to produce up to 18 metric tons of HALEU annually. Member of DOE HALEU Consortium.

Radiant Nuclear is developing the Kaleidos microreactor — a 1 MWe portable HTGR designed for military bases and remote industrial sites. The reactor can be transported in standard shipping containers and deployed rapidly. Radiant secured $225 million in funding with DOE partnerships and is targeting US military bases as its primary early market, with commercial remote site applications to follow.

Realta Fusion is a Wisconsin-based fusion energy startup developing magnetic mirror fusion machines. In May 2026 the company formed a strategic partnership with Japan's Kyoto Fusioneering for plasma heating systems, neutron sources for materials qualification, and tritium systems. While primarily a fusion programme, Realta's neutron source applications have direct relevance to SMR materials testing and qualification — representing a growing intersection between fusion and advanced fission development.

Regnum Technology Group is a US-based nuclear energy developer focused on deploying SMRs in Africa and other emerging markets. The company signed a commercial agreement with Nuclear Power Ghana for a NuScale VOYGR-12 plant in August 2024 under the US FIRST programme. Regnum is positioning itself as a specialist in emerging market nuclear deployment, navigating complex regulatory and financing environments.

Rolls-Royce SMR was selected as the preferred technology provider in the UK's SMR competition in June 2025 after a two-year international Great British Nuclear selection process. Its 470 MWe pressurized water reactor is designed to be factory-built for easier transportation and reduced construction risk. The reactor has reached the third and final step of the ONR Generic Design Assessment. A final investment decision was made in February 2026.

RoPower Nuclear is the Romanian project company jointly owned by Nuclearelectrica (50%) and Nova Power & Gas (50%) established to deploy the NuScale VOYGR-6 SMR at Doicești, Romania. The company received the Final Investment Decision approval from shareholders in February 2026 — making it the first European SMR project to achieve FID. RoPower is now in the pre-EPC phase targeting a Class 2 budget estimate and financing structure for the $6-7 billion project.

RoPower Nuclear SA is the Romanian joint venture company established to build, own, and operate Romania's first SMR plant — six 77 MWe NuScale VOYGR-6 modules at the former Doicești coal plant site in Dâmbovița County. RoPower is equally owned by Nuclearelectrica SA (Romania's state nuclear utility) and Nova Power & Gas (part of E-Infra Group). Shareholders approved the FID on February 12, 2026 — Europe's most advanced SMR project. US financing support: EXIM Bank $98M loan (2024 pre-project services), DFC LOI for up to $1B, EXIM Bank LOI for up to $3B for deployment. FEED 1 and FEED 2 (Fluor, Samsung C&T) are completed.

Rosatom is Russia's state nuclear corporation and the global leader in operational SMR deployment. Its Akademik Lomonosov floating plant has operated since 2020. The company is constructing land-based RITM-200 reactors in Yakutia and developing next-generation floating plants. Rosatom holds the largest international nuclear power plant construction portfolio globally, active in over 30 countries.

Samsung C&T is the construction and engineering arm of Samsung Group and invested $70 million in NuScale Power. The company signed an MOU with NuScale, GS Energy, and Doosan Enerbility on April 26 to cooperate in building and operating NuScale SMR plants in Asia. Samsung C&T brings world-class EPC capability to the NuScale Korean consortium. South Korea has discussed including NuScale's Tennessee programme in its $200 billion US investment package under a bilateral trade agreement.

Santee Cooper is South Carolina's state-owned electric and water utility and co-owner of the partially built V.C. Summer AP1000 units. In December 2025 Santee Cooper's board approved an MOU with Brookfield Asset Management for the potential completion of the two units — establishing a formal feasibility period. The deal terms include $2.7 billion in cash to Santee Cooper should the parties reach a Final Investment Decision, plus a 25% ownership share once commercial operation begins. Santee Cooper co-owned the original V.C. Summer project with SCE&G which spent $9 billion before abandoning construction in July 2017.

Scot Forge is a US nuclear forging manufacturer and key supply chain partner for TVA's BWRX-300 deployment at Clinch River, Tennessee. The company is part of TVA's broader supply chain coalition that received the $400 million DOE Gen III+ SMR grant. Scot Forge manufactures large forgings for nuclear reactor pressure vessels, steam generators, and primary system components — a critical domestic manufacturing capability for the US SMR programme.

Scot Forge is one of the largest open-die forging companies in North America with extensive energy sector experience and received $12.27 million from DOE on May 14, 2026 to install a vertical turning lathe and gantry-style milling machine at its Spring Grove, Illinois facility to produce large components for Gen III+ SMRs. The equipment enables domestic production of large precision nuclear components that currently require international sourcing — a critical gap for US SMR deployment. Scot Forge is also a TVA coalition partner in the Clinch River BWRX-300 project.

Seaborg Technologies is a Danish nuclear startup developing the Compact Molten Salt Reactor (CMSR) — a factory-built molten salt reactor targeting 100 MWe units at approximately $1 billion per unit. The company raised $45 million in 2024 and is designing for mass production. Seaborg uses boron-10 enriched molten salt as both fuel and coolant. The company has signed cooperation agreements with Southeast Asian nations including Indonesia and Vietnam. Its compact, floating-capable design is suited to island nations and coastal industrial sites.

Sellafield Ltd is the site licence company overseeing the decommissioning of the UK's Sellafield nuclear site in Cumbria — the world's most complex nuclear decommissioning project. In May 2026 Sellafield awarded £2.9 billion in infrastructure contracts to three companies including Amentum. While primarily a decommissioning organisation, Sellafield's massive workforce, nuclear expertise, and Cumbrian location create important supply chain and skills synergies with the broader UK SMR programme.

SGL Carbon is a German specialty materials manufacturer selected by X-energy in a 10-year graphite supply agreement in January 2026 to supply reactor core components for the Xe-100 high-temperature gas-cooled reactor, including an initial three-year award valued at over $100 million for the first commercial deployment. Graphite is the moderator material in HTGR pebble-bed reactors and must meet stringent nuclear-grade specifications. SGL Carbon is one of the world's leading manufacturers of nuclear-grade graphite components, making it the natural supply partner for X-energy's Xe-100 commercial deployment programme.

Siemens Energy is a global energy technology company and Terrestrial Energy IMSR partner for energy systems integration. Siemens Energy provides world-class industrial energy management, automation, turbine technology, and instrumentation and control for nuclear power plants. The partnership gives the IMSR access to Siemens's established nuclear power plant systems and its global energy delivery infrastructure. Siemens Energy also works with multiple other SMR developers across European and North American markets.

SK Innovation is a Korean energy and materials conglomerate that became the largest private energy company in the Asia-Pacific region after its major merger with SK E&S in November 2024. SK Innovation is an original TerraPower shareholder and sold part of its stake to KHNP in January 2026 — enabling the first Korean public energy company investment in an SMR developer. SK Innovation combines energy expertise with materials science to develop integrated SMR-plus-energy-solutions for data centres and industrial sites in Korea and globally.

Southern Company is one of the largest US electric utilities and the parent of Alabama Power, Georgia Power, and Mississippi Power. The company completed the Vogtle 3 and 4 nuclear units in Georgia — the last two new conventional nuclear plants built in the US. Alabama Power (Southern subsidiary) is one of the US utilities targeted in the March 2026 US-Japan $40 billion BWRX-300 partnership. Southern Company operates the Joseph M. Farley Nuclear Plant in Alabama providing existing nuclear operational experience.

Springfields Fuels is a subsidiary of Westinghouse Electric Company operating the UK's only nuclear fuel manufacturing site in Lancashire. The company signed a manufacturing and supply contract with Terrestrial Energy in April 2026 to design and build an IMSR fuel production system — encompassing deconversion, fabrication, packaging, and transportation services for IMSR fuel. The contract provides Terrestrial Energy with access to established European nuclear fuel infrastructure critical for its pilot plant construction.

Standard Nuclear is a TRISO fuel fabricator. The company signed an MOU with Oklo to explore nuclear fuel recycling and advanced fuel manufacturing. It was selected by DOE for advanced negotiations under the Surplus Plutonium Utilization Program.

Standard Power is a US IT infrastructure company involved in a reported $37 billion deal for 24 NuScale SMR modules for its data centres — one of the largest single SMR orderbook commitments globally. The company partnered with Doosan Enerbility for a $1.46 billion equipment supply agreement. Standard Power's massive nuclear procurement reflects the extraordinary scale of power demand from next-generation AI data centre campuses requiring gigawatt-scale reliable clean baseload power.

Steady Energy is a Finnish small nuclear power developer building a pilot plant in Salmisaari, Helsinki. Received €10.5 million loan from Business Finland in June 2026. The reactors are the size of a shipping container and can be built underground in cities. The pilot facility is being built in the turbine hall of Salmisaari B coal-fired power plant.

Stellaria is a French nuclear startup co-founded by CEA and Schneider Electric developing the Stellarium — a fourth-generation fast-neutron molten salt reactor that regenerates its fuel for over 20 years of self-sufficient operation. The company raised €23 million in 2025 and received €10 million in France 2030 programme funding. In February 2026 Stellaria submitted an application for its Alvin prototype and signed a power pre-order with Equinix — making it the first French SMR startup to secure a hyperscaler data centre customer.

Stratek Global is a South African nuclear developer advancing the HTMR-100 — a 35 MWe pebble bed high-temperature gas reactor building on South Africa's PBMR heritage. The company secured a ZAR 9 billion ($480 million) financing deal with Koya Capital — the largest advanced nuclear project financing in sub-Saharan Africa. South Africa's deep nuclear manufacturing history from the PBMR programme and existing Koeberg nuclear plant provide strong institutional foundation for the HTMR-100.

Studsvik is a Swedish nuclear technology services company that acquired Kärnfull Next AB in May 2026, expanding from fleet support into new nuclear project development. Studsvik's capabilities span fuel and materials testing, mission-critical software, and waste management. The acquisition coincides with Sweden's new nuclear financing mechanisms and positions Studsvik as an integrated new nuclear services provider supporting Sweden's ambitious SMR pipeline including Vattenfall's Ringhals programme.

Swedish engineering services firm developing ReFirm SMR programme. Applied for Swedish state aid June 12, 2026. Proposing 1,400 MWe SMR capacity across two potential sites. Acquired Karnfull Next for project development capabilities. First privately led gigawatt-scale SMR initiative in Sweden.

Studsvik Scandpower is a nuclear technology company providing Core Management System 5 (CMS5) — a software methodology used for nuclear reactor core design evaluation, verification, and operational safety analysis. RoPower Nuclear selected CMS5 for Romania's NuScale Doicești project in December 2025 (NEI Magazine December 9, 2025). Studsvik also has a partnership with Lightbridge Corporation on software for light water reactors (May 2026). The company's nuclear core analysis software is used by reactor operators globally.

Supernova Invest is a French deep tech venture capital firm that co-led Stellaria's €23 million 2025 funding round alongside At One Ventures. The firm focuses on industrial deep tech and climate investments in France and Europe. Supernova's backing of Stellaria reflects the growing French VC ecosystem supporting nuclear energy startups — a sector that was previously the exclusive domain of state-backed entities like CEA and EDF.

European SMR development platform founded in 2018 and based in Warsaw. Co-investor in the BWRX-300 standard design. Signed MoU with Polimex Mostostal and ATEC Group in April 2026 for regional SMR deployment across Central and Eastern Europe.

TAE Technologies is developing beam-driven Field-Reversed Configuration fusion targeting aneutronic hydrogen-boron fusion. The company has raised over $1.3 billion in equity capital and is building the Copernicus reactor to validate net energy capability before the end of the decade.

Talen Energy signed a Letter of Intent with X-energy on March 19, 2026 to evaluate deploying three or more four-unit Xe-100 plants in Pennsylvania and across the PJM market — a potential 1,200+ MW of advanced nuclear capacity. Talen previously sold its Susquehanna data centre campus to Amazon for $650 million and signed a 1,920 MW nuclear PPA. The Xe-100 LOI leverages Talen's existing nuclear infrastructure, transmission assets, and experienced nuclear workforce across Pennsylvania.

Tata Power is one of India's largest integrated power companies and is advancing SMR plans as of May 2026, discussing two 220 MWe SMR units with NPCIL and scouting sites in Madhya Pradesh, Gujarat, and Odisha. India's SHANTI Bill has created the legal framework enabling Tata Power's private sector nuclear entry with up to 49% FDI in joint ventures. Tata Power is simultaneously investing $9 billion to triple its renewable capacity to 20 GW by 2030 — making it India's most ambitious clean energy investor.

TerraPower, co-founded by Bill Gates, is developing the Natrium reactor — a 345 MWe sodium-cooled fast reactor with molten salt energy storage that can surge output to 500 MWe during peak demand. The company secured a $650 million funding round and strategic partnerships with data center operator Sabey and engineering firm KBR. NRC construction permit expected by December 2026.

Terrestrial Energy became the first publicly traded molten salt nuclear reactor developer when it completed its SPAC merger with HCM II Acquisition Corp. and began trading on Nasdaq under ticker IMSR on October 29, 2025, raising gross proceeds exceeding $292 million. The company is developing the Integral Molten Salt Reactor (IMSR) — a 195 MWe Generation IV reactor using Standard-Assay Low Enriched Uranium (not HALEU) reducing supply chain risk. Key milestones: CNSC VDR Phase 2 (2023), Texas A&M RELLIS campus selection (February 2025), DOE Project TETRA OTA (March 2026), Springfields Fuels fuel contract (April 2026). Ended 2025 with $298 million in cash.

Tetra Tech Canada is the Canadian subsidiary of global engineering consultancy Tetra Tech and signed a memorandum of understanding with Westinghouse Electric Company on January 28, 2026 to collaborate on AP1000 and AP300 reactor projects in Ontario. Tetra Tech will leverage its engineering expertise and large clean energy capacity in North America and the UK to support Westinghouse. The partnership strengthens Westinghouse's Canadian supply chain — building on existing agreements with Aecon, BWXT Canada, Eclipse Automation, and others.

The Narwhal is a Canadian independent environmental journalism outlet that published a detailed February 2026 explainer on Ontario's Darlington SMR programme confirming concrete is being poured and that both the federal and provincial governments have financially backed the project. The Narwhal's nuclear coverage provides important Canadian public perspective on the Darlington SMR and the broader Ontario nuclear expansion.

The International Energy Agency reported in April 2026 that the global pipeline of conditional SMR offtake agreements between data centre operators and nuclear projects has nearly doubled from 25 GW at end-2024 to 45 GW — the fastest growth in nuclear procurement history. The IEA also reported AI data centre electricity consumption will triple by 2030. This data underpins the entire hyperscaler nuclear procurement wave and validates the long-term commercial case for SMR deployment.

The Nuclear Company is a US nuclear deployment firm that emerged in 2024 with a mission to deploy a 6 GW fleet of nuclear reactors by building coalitions across communities, regulators, and financial stakeholders. In May 2026 the company established The Nuclear Company Services — a subsidiary providing specialty maintenance, outage execution, and workforce augmentation to US reactor operators. The services subsidiary builds operational credibility and utility relationships ahead of the fleet deployment programme.

Timothy Sykes is a financial education platform that has published extensive analysis of NuScale Power (NYSE: SMR) and Oklo (NYSE: OKLO) stock movements throughout 2026 — providing detailed technical and fundamental analysis of SMR sector stocks. The platform's coverage of SMR stocks including the May 6 surge on DOE loan news and May 11 Reuters conference rally provides valuable market intelligence for SMR Brief Pro members tracking the investment dimension of the sector.

TEPCO is Japan's largest electric utility and operator of the Kashiwazaki-Kariwa Nuclear Power Station — the world's largest nuclear plant by installed capacity. TEPCO restarted Kashiwazaki-Kariwa Unit 6 (1,356 MWe ABWR) on February 9, 2026 — its first reactor restart since all seven Kashiwazaki-Kariwa units and its Fukushima Daiichi units were shut down following the March 2011 earthquake. KK-6's commercial operation began March 18, 2026, producing approximately 9,500 GWh annually and displacing approximately 1.3 million tonnes of LNG. KK Unit 7 restart is delayed to 2029-2030; units 1 and 2 may be decommissioned.

TRISO-X is X-energy's fuel fabrication subsidiary and received the first ever NRC Category II licence enabling commercial-scale TRISO fuel manufacture at its co-located TX-1 and TX-2 facility sites in Oak Ridge, Tennessee in February 2026. This is the first commercial TRISO fuel manufacturing licence in US history. TRISO (Tristructural Isotropic) fuel pebbles contain uranium particles coated with three layers of carbon-based and silicon carbide materials — providing passive safety at temperatures up to 1,600°C, far exceeding any accident scenario. TRISO-X fuel is the fuel type used in the X-energy Xe-100, Kairos Power FHR, and Westinghouse eVinci microreactor.

Trondheimsleia Kjernekraft is a partnership between the Norwegian municipalities of Aure and Heim, local energy company NEAS, and Norsk Kjernekraft, conducting a feasibility study with KHNP on deploying i-SMR reactors in the two municipalities. Korea Eximbank is providing study support. The partnership reflects growing Norwegian municipal interest in nuclear energy as the country faces electricity capacity constraints driven by data centre growth and industrial electrification.

TUNAS is responsible for the development of nuclear power plants in Turkey, overseeing the Akkuyu project and developing plans for two additional nuclear plants at Sinop and in the Thrace region. Turkey aims to add 5 GWe of SMR capacity by 2050.

Fusion energy developer planning Infinity Two 400 MWe baseload stellarator fusion power plant at TVA's former Bull Run site in Clinton, Tennessee. Submitted initial licensing application in January 2026.

ULC-Energy is a Dutch nuclear energy developer partnering with Rolls-Royce SMR to deploy SMR capacity in the Netherlands and broader European data centre market. The company signed an LOI power purchase agreement with Equinix for up to 250 MWe for Dutch data centres — the first major data centre SMR deal in continental Europe. The Netherlands has Europe's highest data centre density relative to its size and faces acute electricity supply pressure.

USNC filed for Chapter 11 bankruptcy on October 29, 2024, citing inability to secure anchor investor funding. In January 2025, NANO Nuclear Energy acquired USNC's nuclear technology assets including the MMR system and Pylon reactor for USD85 million with 38 issued and pending patents.

Americas largest and fastest-growing uranium company. Controls the largest US uranium resource base and most licensed production capacity at approximately 12 million pounds per year. Now operating two of three planned hub-and-spoke ISR platforms with Christensen Ranch in Wyoming and Burke Hollow in Texas commencing production April 2026. Holds 794 million dollars in liquid assets with 488 million dollars cash and no debt.

Uranium Energy Corp is the largest US uranium company by estimated resources and licensed production capacity. In 2025, UEC began ISR production at Burke Hollow in South Texas and acquired Rio Tinto's Sweetwater Plant and Wyoming uranium assets for $175 million — adding approximately 175 million pounds of historic resources and expanding licensed capacity to 12.1 million pounds U3O8 annually. UEC produced approximately 130,000 pounds of uranium concentrate in its initial production ramp-up (as of July 31, 2025). UEC also initiated a pre-feasibility study for its world-class Roughrider project in Saskatchewan's Athabasca Basin.

Urenco is a UK-Dutch-German uranium enrichment company. Urenco has committed to 2.5 million SWU of new enrichment capacity globally. In June 2026, Urenco announced a multi-billion-dollar investment to add 2.1 million SWU at its Eunice facility. Urenco is also building Europe's first commercial HALEU facility at Capenhurst, UK.

Valar Atomics became the first SMR startup to achieve a controlled chain reaction (criticality) at very low power and has broken ground on its Ward 250 reactor in Utah. The company's Gigasite model integrates high-temperature gas reactors into massive industrial campuses for hydrogen production, data centre power, and synthetic fuels — bypassing utility procurement by owning and operating reactors directly. Valar closed a $130 million Series A to fund its aggressive commercial deployment strategy.

Vattenfall is Sweden's state-owned energy company and confirmed in 2025 it has chosen SMRs for its new nuclear programme — positioning Sweden as a major BWRX-300 deployment market. Vattenfall operates the Ringhals and Forsmark nuclear plants and previously decommissioned Barsebäck under a phase-out policy since reversed. GE Vernova Hitachi's April 2026 AFRY MSA directly supports Vattenfall's SMR plans by developing the Swedish licensing application for the BWRX-300. The Swedish government's new nuclear financing mechanisms further enable Vattenfall's SMR programme.

Videberg Kraft is developing new nuclear at the Ringhals site on the Varo Peninsula. It selected Rolls-Royce SMR to deliver three SMRs providing about 1,500 MWe. Swedish government proposed acquiring 60% stake.

Videberg Kraft AB is Vattenfall's project company established to develop, build, and operate SMRs at the Ringhals site on the Värö Peninsula in southwest Sweden. The company applied for state aid on December 23, 2025 — the first application under Sweden's nuclear investment support act — to fund either five BWRX-300 or three Rolls-Royce SMR units delivering approximately 1,500 MWe. The Swedish government proposed acquiring a 60% stake with up to SEK 34.3 billion in construction financing in its April 2026 spring budget amendment. Technology selection between BWRX-300 and Rolls-Royce SMR is planned for 2026.

The Vietnam Atomic Energy Institute is Vietnam's national nuclear research and development organisation advancing SMR feasibility studies following Vietnam's renewed nuclear interest post-2023. Vietnam shelved a large reactor programme in 2016 but has accelerated SMR evaluation as electricity demand growth from manufacturing sector expansion outpaces renewable capacity additions. Seaborg Technologies and multiple Korean and Western developers have engaged VINATOM on cooperation agreements.

Vistra Corporation is a leading competitive US power generator and retailer owning three major nuclear plants in the PJM region acquired in 2024 from Energy Harbor (FirstEnergy's successor): Perry Nuclear (Ohio, 1,268 MW BWR, licensed to 2046); Davis-Besse (Ohio, licensed to 2037); and Beaver Valley (Pennsylvania, approximately 1,800 MW two-unit PWR, licensed to 2036/2047). On January 9, 2026, Vistra and Meta announced 20-year PPAs for 2,609 MW including 433 MW of historic uprates — the largest corporate-backed nuclear uprates in US history. Meta's purchases begin late 2026, with full 2,609 MW by 2034. Vistra will pursue subsequent licence renewals (adding 20 years) for all three plants. As recently as 2020, all three plants were on the path to retirement under FirstEnergy.

Vistra Energy is one of the largest US competitive power generators and the most significant single nuclear PPA provider to hyperscalers. The company signed 20-year PPAs with Meta for 2,609 MW (operating + uprates) from Perry, Davis-Besse, and Beaver Valley nuclear plants announced January 9, 2026 — and approximately 3,800 MW of nuclear PPAs with Amazon Web Services from Comanche Peak. Vistra is investing in the largest nuclear uprate programme supported by corporate customers in US history.

Westinghouse is developing the AP300 (330 MWe PWR) and eVinci microreactor (1–5 MWe). The company withdrew from the UK SMR competition in April 2025 but remains active globally. In November 2024, Westinghouse partnered with CORE POWER to design a floating nuclear power plant using the eVinci. Westinghouse technology powers approximately half of the world's nuclear power plants.

Westinghouse Electric Italy (formerly Mangiarotti) was renamed in May 2026 as part of Westinghouse's transformation of its Italian operations into a global nuclear manufacturing hub. A staff of approximately 300 supports AP1000 and AP300 projects worldwide including the US, Poland, and Bulgaria. The company specialises in nuclear steam supply system heavy equipment and fusion projects. Westinghouse Electric Italy is expected to play a key role in relaunching Italy's nuclear power sector.

Westinghouse Government Services is the defence and government division of Westinghouse Electric Company, selected as one of eight vendors for the DoD Advanced Nuclear Power for Installations programme in April 2025. The division develops nuclear solutions for US military and government applications including the eVinci microreactor for remote military base power. Westinghouse brings deep federal nuclear contracting experience and an NRC-approved eVinci control system to military microreactor programmes.

The World Nuclear Association is the international organisation representing the global nuclear industry. The WNA's World Nuclear Outlook Report 2025 forecasts global nuclear capacity reaching 1,428 GWe by 2050 — nearly quadrupling from 2025 levels — assuming policy support and streamlined regulation. The WNA advocates for nuclear energy globally, publishes authoritative industry data, and organises the annual World Nuclear Symposium. Its 2025 forecast underpins investment decisions across the entire SMR sector.

WSC Inc. is a Maryland-based developer of nuclear simulation technology and a subsidiary of Curtiss-Wright Corporation. WSC partnered with Holtec International to produce the SMR classroom simulator delivered to the Kazakhstan Institute of Nuclear Physics in Almaty under the US State Department's FIRST Programme, announced January 6, 2026. WSC develops simulation and training systems for nuclear power plants globally and brings unique expertise in replicating control room environments for operator training.

WSP Italia is the Italian subsidiary of global engineering consultancy WSP Global and co-partner with Amentum in the $112 million EU JRC nuclear cleanup contract. The Amentum-led joint venture — with WSP Italia, TUV Rheinland, and Protection Solutions SRL — will lead decommissioning and waste management at nuclear research sites in Ispra (Italy), Karlsruhe (Germany), Geel (Belgium), and Petten (the Netherlands). WSP Italia brings Italian regulatory expertise and nuclear services capability to the European decommissioning market.

Wyoming Hyperscale is a data centre developer that partnered with Oklo Inc. to receive 100 MWe of Aurora microreactor power for its Wyoming data centres. Wyoming's favourable regulatory environment, low land costs, and clean energy resources make it an increasingly popular location for hyperscale data centre development. The Oklo partnership gives Wyoming Hyperscale a significant clean baseload power advantage over competitors reliant solely on grid power.

X-energy specializes in high-temperature gas-cooled reactors (HTGRs) using its Xe-100 design — an 80 MWe unit scalable to a four-pack 320 MWe plant. Amazon made a $700 million investment in X-energy in 2025. The company is advancing its first plant at Dow Chemical's Texas site under the DOE Advanced Reactor Demonstration Program. X-energy Canada is also pursuing licensing.

X-energy designs and manufactures the Xe-100 high-temperature gas-cooled reactor and TRISO-X pebble fuel. Key 2026 milestones: TRISO-X received the first ever NRC Category II licence for commercial TRISO fuel manufacture (February 2026); 10-year graphite supply agreement with SGL Carbon over $100M for first Xe-100 deployment (January 2026); MOU with IHI for US-Japan Xe-100 supply chain for approximately 11.5 GW pipeline (March 2026); LOI with Talen for three or more four-unit Xe-100 plants (~1 GW) in Pennsylvania/PJM (March 2026); IPO at $23/share on Nasdaq (XE) (April 2026); collaboration with Louisville Gas & Electric and Kentucky Utilities/PPL Corporation (April 2026). X-energy is co-developing a flagship Xe-100 demonstration plant with DOW's Seadrift, Texas site and partnering with Amazon on energy supply.

ZettaJoule is developing high-temperature gas reactors based on modernised Japanese HTGR technology targeting oil and gas, steelmaking, aviation, data centres, and e-fuel applications. The company opened a Houston office at the Ion innovation hub at Rice University in May 2026. ZettaJoule's approach leverages the proven operational record of Japan's High-Temperature Engineering Test Reactor while modernising its design for commercial industrial heat applications.