Expo
DSEI 2027
·ExCeL London, London, United Kingdom
Biennial London defence and security exhibition covering land, sea, air, space and cyber domains, drawing international military delegations and suppliers.
- Who it's for
- Armed forces, defence ministries, official delegations, primes and defence supply chain
- Approx. size
- 45,000+ attendees · 1,600+ exhibitors
- Organizer
- Clarion Defence & Security
- Year started
- Unknown
- Price
- Not published
- Aerospace & Defense
- defence
- security
- military
- naval
- cyber
- uk
Dates and venue checked against the official site on Oct 19, 2026.