Building Canada’s Northern Shield: Aecon Partnership Advances Arctic Over-the-Horizon Radar Program
Canada’s effort to modernize its continental defence architecture is taking another step forward. A newly confirmed partnership involving Aecon Group Inc . , Pomerleau , and Stantec has executed an agreement to deliver the first stage of the Arctic Over-the-Horizon Radar (A-OTHR) Program in Ontario—an initiative designed to strengthen the early-warning capabilities that protect North America’s northern approaches. Announced in Toronto on March 4, 2026, the agreement with Defence Construction Canada marks a significant milestone in the implementation of one of Canada’s most important defence infrastructure programs. The project forms part of the modernization of the North American Aerospace Defense Command early-warning architecture and the renewal of Canada’s North Warning System . A Collaborative Delivery Model The project will be delivered through a collaborative Integrated Project Delivery (IPD) model designed to bring government and industry partners together in a highly co...