DSEI (Defence and Security Equipment International) is the biennial flagship defence and security exhibition, held at ExCeL London, Royal Victoria Dock. From 9 to 12 September 2025, this premier event transforms the UK into the global focal point for defence innovation and cooperation.

Boasting 1,600+ exhibitors, 45,000+ attendees, and delegation presence from over 90 countries, DSEI delivers unrivalled access to industry leaders, government officials, military decision-makers, and procurement specialists.

What to Expect

• Global networking at scale – Forge critical connections with international governments, NATO allies, defence OEMs, and SMEs.
• Multi-domain showcase zones – Explore the latest innovations across Aerospace, Land, Naval, Security, Joint, Medical, Manufacturing, Space, Tech, and more.
• Live demonstrations and theatre programmes – Experience cutting-edge technologies in action, including C4ISTAR, robotics, cyber‑tech, and unmanned systems.
• VIP and hosted buyer programmes – Engage with delegations comprising 3,300+ VIPs, 460+ senior officers, and high-level defence teams.
• Secure, professional environment – A trusted setting designed for high-value discussions, innovation exchange, and deal-making.

Why Attend

Whether you’re looking to:

• Accelerate business development—turning months of outreach into days of direct engagement,
• Discover next‑generation capabilities shaping the future of defence and security,
• Gain insight into strategic priorities from ministries and armed forces, DSEI UK offers the perfect platform.

More information to follow.