37 Years of Innovation in Undersea Defence Technology

Now in its 38th edition, UDT remains the leading event for the global undersea defence community. Each year, the event showcases the latest advancements in undersea defence technology, from sub-sea to space, fostering collaboration among nations and local Ministries of Defence.

In 2027, UDT heads to Scotland from 6-8 April for another groundbreaking event. UDT's niche focus aims to provide vital opportunities to meet with key decision makers.

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UDT Throughout the Years...

Acquiring UDT

History of UDT

In 2009, Clarion acquired UDT Europe
and UDT Pacific, merging them into UDT-Global, part of Clarion’s Defence & Security portfolio.

A Growing Portfolio

History of UDT

UDT continues to enhance
Clarion Defence’s line-up of highly technical events

Journey from 2009 to 2026

History of UDT

From its first edition under Clarion Defence in Cannes, France, to the next one in London, United Kingdom - UDT continues to grow.

Previous Events

2026

Location: Excel, London, UK
Date: 14 - 16 April, 2026

2025

Location: Oslo, Norway
Date: 25 - 27,
March 2025

2024

Location: Excel, London, UK
Date: 9 - 11 April, 2024

2023
Location: Rostock, Germany
Date: 9 - 11, May 2023
2022
Location: Rotterdam, The Netherlands
Date: 7 - 9,
May 2022
2019
Location: Stockholm, Sweden
Date: 13 - 15, May 2019
2018

Location: Glasgow, Scotland
Date: 26-28 June, 2018    
 

2017
Location: Bremen, Germany
Date: 30 May - 1 June 2017
2016

Location: Oslo, Norway
Date: 1 - 3,
June 2016

2015
Location: Rotterdam, Netherlands
Date: 3 - 5 June, 2015
2014

Location: Liverpool United Kingdom
Date: 26 - 28 June, 2014    

2013
Location: Hamburg, Germany
Date: 18 - 20 June, 2013
2012
Location: Alicante, Spain
Date: 29 - 31 May
2011
Location: London, United Kingdom
Date: 7 - 9 June, 2011
2010

Location: Hamburg, Germany
Date: 8 - 10 June, 2010

2009

Location: Cannes, France