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.
Tetra Tech Inc. shareholders