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Full-size Tempest combat aircraft concept model on the exhibition floor at DSEI 2019, ExCeL London

DSEI UK

7 to 10 September 2027

ExCeL London, London, United Kingdom

Official website
Organiser? Update this event

Photo: Swadim, CC BY-SA 4.0

45,000
Visitors
1,700
Exhibitors
4 days
Duration
London
United Kingdom

About the event

DSEI UK (Defence and Security Equipment International) is a defence and security exhibition held every two years at ExCeL London and organised by Clarion Defence and Security. The show floor is split into zones for aerospace, land, naval, space, medical, manufacturing and technology, with forums and international pavilions.

Warships moor in the Royal Victoria Dock and there are land and UK MoD static displays. The 2027 edition runs from 7 to 10 September 2027.

  • More than 1,700 exhibitors and 45,000 attendees
  • More than 3,300 VIPs and official delegations from more than 90 countries
  • Aerospace, land, naval, space and technology zones
  • Visiting warships and waterborne demonstrations in the Royal Victoria Dock
  • Forums programme and NextGen agenda

Figures from the 2025 edition, as published by the organiser.

Who attends

Defence ministries, armed forces and defence industry across all domains.

  • Military and government
  • Defence industry
  • International delegations
  • Suppliers and services
  • Media
  • Academia and research

Companies at DSEI UK

All 1,778 companies

Plan your visit

ExCeL LondonExCeL London, Royal Victoria Dock, 1 Western Gateway, London E16 1XL, United Kingdom
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Companies at DSEI UK (1,778)

Exhibitors and sponsors of DSEI UK, 537 of them with a Flying Engineer profile. The 2025 list, published by the organiser. The 2027 list will replace it when published.

Follow a company from show to show. Tap “Other shows” on any company to see every event it exhibits at, sponsors or speaks at, on one map.

Sponsors

Sponsors of DSEI UK, as published by the organiser.

  • Aselsan logo

    Aselsan

    ASELSAN of Turkey makes defence electronics: radar, electro-optic gimbals, electronic warfare, air defence, counter-drone systems and satellites.

    Other Sponsor

  • Dedrone logo

    Dedrone

    Dedrone, part of Axon and based in Sterling, Virginia, provides AI-enabled counter-drone detection, tracking and mitigation systems including DedroneFixedSite,

    Bronze sponsor

  • Deloitte logo

    Deloitte

    Deloitte Ireland provides audit, tax, consulting and advisory services with 3,400 staff, including a dedicated aviation finance and aircraft leasing practice se

    International Partner

  • DXC logo

    DXC

    DXC Technology provides software, services and solutions for global enterprises and public sector organizations. Its offerings include managed IT services, engi

    Platinum VIP Sponsor

  • Leidos logo

    Leidos

    Leidos is a technology and services company. The company says it has 50,000 employees who work with government and commercial customers.

    Bronze sponsor

All companies 1778

At DSEI UK? Buyers look companies up before and after the show. Make sure your profile shows your services, approvals and stand.

Company owners update their stand number, categories and a short description from their dashboard. Not on this list yet? Add your company to DSEI UK there too.

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Exhibiting and sponsorship

Stands, sponsorship packages and exhibitor information come from the organiser. Contact them directly to book.

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Visitor information

What you need to plan a visit to DSEI UK.

  • Opening hours
    7 to 10 September 2027. Daily hours on the official website.
  • Registration and tickets
    Registration is through the official website.Register

Official visitor information. For the latest details, check the organiser’s website.

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Location

ExCeL London, London, United Kingdom

Get directions
Full-size Tempest combat aircraft concept model on the exhibition floor at DSEI 2019, ExCeL London

ExCeL London

ExCeL London, Royal Victoria Dock, 1 Western Gateway, London E16 1XL, United Kingdom

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How to get there

  • From LCY

    London City Airport, about 3 km from the venue.

  • From LHR

    London Heathrow Airport, about 40 km from the venue.

  • Flying privately

    Charter operators in United Kingdom can fly you in. Request quotes from several at once.
    Get charter quotes

Aerospace manufacturers in United Kingdom

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Companies in our directory working in the field this event covers.