Europe's leading event for undersea defence and technology.

As the largest exhibition and conference dedicated to undersea defence technology, UDT 2027 brings together stakeholders from the industry, reflecting the international interest and investment in undersea security and defence solutions.

Throughout this three-day event, UDT gathers researchers, military end-users, and industry professionals from across the international naval community to evaluate, discuss and connect with like-minded industry peers to develop solutions, ranging from subsea to space. 

The event includes senior military officials, European and International Ministries of Defence, technology suppliers, academia, and industry professionals, to assist end users with ongoing and emerging issues and seek valuable solutions. Interested in joining us in London?

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Conference

As the only undersea defence event with a highly technical conference, UDT features insights from NATO representatives and industry experts on global collaboration in advancing submarine capabilities.

The theme, "Advantage through undersea technology," highlights the need for joint efforts in delivering practical solutions. 

Want to find out more about the conference theme?

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Exhibition

UDT achieved a record level of exhibitor diversity, with PRIMES and SMEs alike showcasing the latest innovations.

This momentum creates even greater opportunities for new exhibitors to participate in UDT in Scotland and present their solutions to a highly focused and specialised audience in undersea defence.

What are the benefits of exhibiting at UDT?

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Visiting

85% of visitors consider UDT the ideal platform to meet key prospects. With a variety of opportunities, from attending our highly technical conference to networking with industry leaders, exhibitors, and military representatives, you’ll have ample chances to engage with your target audience.

What else can you gain from attending?

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History of UDT

Now in its 37th edition, UDT remains the leading event for the global undersea defence community. Each year, it showcases the latest innovations in undersea defence technology and fosters collaboration among nations and Ministries of Defence.

In 2027, UDT is heading to Scotland from 6-8 April, offering a unique chance to connect with key decision-makers. Curious about the history of UDT?

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UDT 2025