CANSEC 2025
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May 28 - May 29

CANSEC is Canada’s largest and most important defence, security, and emerging technology event, organized annually by the Canadian Association of Defence and Security Industries (CADSI). Taking place May 28–29, 2025, at the EY Centre in Ottawa, CANSEC brings together over 280 exhibitors showcasing the latest technologies and services across land, naval, aerospace, and joint forces domains. The event attracts more than 12,000 attendees, including senior military personnel, government officials, and international delegates. With more than 1,400 scheduled business-to-business and business-to-government meetings, CANSEC offers extensive networking opportunities for professionals looking to collaborate and form strategic partnerships.
Attendance is exclusive to CADSI members, public servants, military personnel, registered media, and representatives from allied nations. CANSEC continues to be a key destination for anyone involved in the defence and security sectors to explore innovation, engage with decision-makers, and grow their networks.
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