1 | General Dynamics Canada 1941 Robertson Rd. Ottawa, ON K2H 9N5 613-596-7000/613-820-5081 gdcanada.com
| 850
| David Ibbetson, general manager
| 1948
| Global focus with major presence in Canadian, U.K. and U.S. markets
| Department of National Defence; U.K. Ministry of Defence; U.S. Department of Defense; more than 20 allied militaries around the world.
| C4ISR and defence electronics company producing technology-based integrated solutions for land, airborne and maritime applications.
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2 | Curtiss-Wright Controls Defense Solutions 333 Palladium Dr. Kanata, ON K2V 1A8 613-599-9199/613-599-7777 cwcdefense.com
| 350
| John Wemekamp, vice-president, strategic planning & chief technical officer Steve Burwash, vice-president, operations Cathy Pomeroy, vice-president, COTS Solutions
| 1981
| Aerospace and defence
| Northrup Grumman; Boeing; Lockheed Martin; Raytheon; BAE Systems; General Dynamics; North American; U.K./European; Asia-Pacific markets.
| Develops rugged electronic modules and embedded systems for defence applications including C4ISR systems, unmanned subsystems, mission computing and recording and storage solutions.
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3 | Calian Technologies Ltd. 101-340 Legget Dr. Ottawa, ON K2K 1Y6 613-599-8600/613-599-8650 calian.com
| 300
| Ray Basler, CEO Kevin Ford, president, BTS division
| 1982
| Aerospace and defence; public administration; health care; information and communication; professional scientific and technical services; financial and insurance; manufacturing
| Department of National Defence; Canadian government
| Training; health services; information and technology; maintenance.
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