A leading event for the defence technology industry
DSEI stands for Defence Systems and Equipment International Exhibition and Conference. It has been at the forefront of innovation across private and military defence circles for years. The event is held in London, UK, every two years, with editions falling in odd years.
What can you hope to discover under the roof of ExCeL London? The full assortment of technology and solutions for the aerospace, naval, land, and security sectors. Product categories extend to:
- weapons;
- tactical equipment;
- ammunition;
- emergency equipment;
- first aid gear;
- infrared systems;
- radar equipment.
DSEI 2025
The 2027 edition of DSEI will discuss the future of defence systems. The organisers will host it from September 7th to September 10th, 2027. ExCeL London will host DSEI.
Affordable accommodation near ExCeL London
Prioritise getting hotel bookings for DSEI. Trade Fair Trips Ltd comes in to provide you with affordable accommodation for exhibitions. We know our way around London and can create a custom list with the top hotel prices for DSEI in your specific price range.
We are fast and can ensure you have ample access to public transport. Exhibitors can also count on Trade Fair Trips Ltd for other services. Do you need a meeting room for a quick negotiation? We will book the right facilities for you!
On foot:
20 minutes when travelling from London City Airport
Not advisable when travelling from London Central Station
By car:
7 minutes when travelling from London City Airport
41 minutes when travelling from London Central Station
By public transport:
9 minutes when travelling from London City Airport
51 minutes when travelling from London Central Station
Hotels near DSEI
| Hotel | Stars | Distance to fair | City | Price | ||
|---|---|---|---|---|---|---|
|
Oxford Hotel | 17.54 | London | on request | Request | |
|
Fraser Place Canary Wharf | 4.5 | London | on request | Request | |
|
Best Western Boltons Hotel | 15 | London | on request | Request | |
| Grange City Hotel | 8 | London | on request | Request | ||
|
Ibis London Greenwich | 6 | London | on request | Request | |
|
The Westbridge Hotel | 5.2 | London | on request | Request | |
|
The Tower Hotel | 9.2 | London | on request | Request | |
|
Seraphine - Kensington Olympia | 12 | London | on request | Request | |
|
Radisson Blu Hotel, London Bond Street | 14.22 | London | on request | Request | |
|
ibis London Excel-Docklands | 0.3 | London | on request | Request |
- There will be around 30,000 attendees.
- Approximately 1,700 exhibitors will present their defence technology solutions.
- You will meet representatives of the governmental and private sectors.
- The event will host 6 security seminars.
Clarion Events Ltd puts together DSEI for four days. The opening hours are from nine am to five pm. The first day begins an hour early to account for registration, and the last day ends an hour early.
DSEI has become a significant platform for supply and demand. It is due to the significant effort that has been placed in devising cybercrime countermeasures. Security is a major subject with 6 seminars discussing ongoing challenges. CYBER HUB simultaneously dives deep into related topics. Among them are warfare via electronics, systems for telecommunications, and high-tech surveillance. The audience includes influencers, executives, purchasers from the military, and VIP guests.
DSEI 2019
The 2019 edition of DSEI took place between September 10th and September 13th. It received over 1700 exhibitors and 36 000 visitors. A total of 114 countries attended, with 44 of them having national pavilions. This included countries such as Australia, Turkey, Finland, France, the UK, and the USA. There was an increased Eastern European presence due to pavilions dedicated to Latvia, Lithuania, Estonia, and Ukraine. The 2019 edition of the event debuted the Space and Manufacturing Hubs. There was also a significant number of conference and seminar speakers with over 300 leading industry experts attending.
DSEI 2021
The 2021 edition of DSEI was of great importance for the global defence & security industry. This is due to the rendition representing the successful restart of the face-to-face fairs for both the sector and the UK. The rendition occurred as a hybrid event consisting of a face-to-face exhibition and a digital platform. It occurred between September 14th and September 17th at ExCeL London. The edition featured new additions, including the introduction of the ‘Future Tech Hub’. It was a dedicated hub that combined Innovation, Cyber and Communication. The hub allowed professionals to examine novelties related to digitalisation, cybersecurity, networks & communications. The edition received 64 national and international delegations as well as over 20,000 participants with many of them attending in person.
DSEI 2023
The 2023 edition of DSEI took place as a live trade fair in ExCeL London. The event was hosted between 12.09.2023 and 15.09.2023. It did not feature coronavirus precautions due to the repealing of the country's pandemic restrictions. The iteration featured approximately 1 500 exhibitants and 3,250 VIP attendees.
DSEI 2025
The 2025 edition of DSEI took place as a live trade fair in ExCeL London. The event took place between 09.09.2025 and 12.09.2025. The edition featured 45,000 attendees, including over 1,600 exhibitors from 49 countries and more than 350 speakers.
