MA
Messe Atlas
Sign in
New to Messe Atlas?

The data and intelligence platform for the global event economy. Browse the directory for free — sign up to reveal contacts, save views, and access the API.

What we doSee pricing
DSEI London Defence and Security Equipment International banner

DSEI London Defence and Security Equipment International

Operated by ExCeL London (for DSEI)

London, United Kingdomwww.dsei.co.uk
trade-showdefensedefenceufi-approvedflagship-juicyicca-trackedsecuritymice

DSEI — Europe's largest defence + security trade exhibition. Biennial at ExCeL London; 1,500+ exhibitors from 60+ countries.

2
Exhibitors in directory1,600 reported by event website
2
Sponsors
0
Speakers
—
Attendeesno rows in directory yet · 45,000 reported by organizer

Editions

  • 2027DSEI London Defence and Security Equipment International 2027
    1,600 exhibitors45,000 attendees90 countries

Plan around DSEI London Defence and Security Equipment International

Atlas tracks every edition, exhibitor, sponsor, and speaker. Sign up to query this event programmatically or build a cohort around it.

  • Pre-event prospecting — find decision-makers attending before you go
  • Sponsor + exhibitor history — see who's been on the floor and who's gone dormant
  • Save a view + get edition updates pushed to your inbox
See pricing →Product features

Cite this page

Atlas, “DSEI London Defence and Security Equipment International”, /events/dsei-london, retrieved Jun 1, 2026.