DSEI — All Editions

DSEI is an aerospace and defense & security trade show held in London, United Kingdom. It draws up to 45,000 attendees and 1,700 exhibitors per edition.

DSEI is an annual trade show series based in United Kingdom with 1 edition on record. Running since 2027, the series has established itself as a recurring event for professionals, exhibitors, and buyers in the field. Each edition brings together participants from the Defense & Security, Aerospace sectors, providing a focused platform for networking, product launches, and business development. The edition history helps exhibitors and attendees understand how the event rotates over time, which markets it serves, and whether the next edition fits their planning cycle. Whether you are planning an upcoming edition or reviewing past events, TradeShowBuzz tracks every DSEI edition with verified dates, locations, links to show pages, and buzz scores.