49North is a Canadian defence company delivering secure, multi-domain C4ISR capabilities that provide decision advantage in complex and contested environments. A wholly‑owned subsidiary of MDA Space, building on more than five decades of trusted Canadian defence delivery, 49North operates as a sovereign Canadian provider of mission‑critical C4ISR systems, bringing disciplined prime‑contractor execution to defence and security programs. 49North is rooted in the execution of large, complex, and mission‑critical programs developed within 49NORTH. This legacy reflects a record of delivery where engineering rigour, operational reliability, and national trust are non‑negotiable. 49North Defence strengthens Canada’s sovereign defence capability by delivering integrated mission systems and multi‑domain C4ISR integration, enabling trusted Canadian and coalition operations, assured interoperability, and sustained readiness. Role