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UDT 2024


Q. What is UDT?
A. Undersea Defence Technology (UDT), as the largest global event dedicated to the underwater defence industry, is a multi-faceted exhibition and conference reflecting the community’s desire for continuous learning and development. The event features a three-day conference alongside an exhibition packed with relevant suppliers.

Q. Where does UDT take place?
A. UDT will take place at ExCeL, London from 9 - 11 April 2024

Q. How can I exhibit at UDT?
A. Please contact a member of the sales team. 

Q. Is the Networking Evening available for anyone to attend?
A. Any registered attendee can attend the on site exhibitor hospitality evening. To attend the offsite networking event, a ticket would need to be purchased at the point of registering. If you would like to purchase a ticket after registering your place, you can do so through the visitor portal. 

Q. Where can I find a floorplan of the venue?
A. For security reasons, we do not have a copy of the floorplan available to view online. Visitors will be able to collect a copy upon their arrival at the venue. 


Q. When is the deadline for me to register for the conference?
A. We recommend registering your interest to attend the conference to be notified via email once registration is open. 

Please note the below questions are relevant once registration is live:

Q. How long will it take for my registration to be approved?
A. It can take up to two weeks for your registration to be processed by our verification team.

Q. Why have I received an email requesting further information?
A. We did not receive enough details to approve your registration straight away. You need to reply to the email received and send your supporting information to The most common reason for queried registrations is using a @gmail, @yahoo etc. email address to register. Please use your official work/military email address to register. 

Q. I still haven’t received the status of my registration after two weeks. What should I do?
A. First, check your spam folder. If after two weeks you still haven’t heard from us then get in touch on 

Q. Can I bring my wife/husband or children to the event with me?
A. This event is only open to professionals and military working in the defence sector. Unless your family member works in the sector, he/she won’t be granted access. Also, the event is solely open to people over 18 years.

Q. What do I need to bring with me to gain entry to the event?
A. Please bring valid Photo Identification (passport, driving license, military ID etc.) as well as your badge number, which will be included in your joining instructions email.

Q. Do military attend for free?
A. Yes, all serving military can attend the exhibition and conference for free, they also get full access to catering for the three days of the event.

Q. What are the requirements to be admitted as military?
A. All serving military can attend UDT free of charge. 

To be eligible, the attendee must be a serving member of the active or reserve military, including air forces, armies, navies, special forces, coast guards, marines, gendarmerie or similar security/armed forces.

The attendee must have a rank and should register with a military email address. For verification purposes, applicants may be required to supply military ID.

Q. Is UDT free to attend?
A. The prices to attend UDT 2024 will be available shortly. Please note that the price includes catering on the days that you are registered to attend the conference.


Q. When can I get the presentations?
A. All the presentations (and papers, where applicable) that we have permission to share will be available to download from the website 1 week after the event. You will be emailed a link and password to access them.

Q. Why can't I see all of the presentation slides?
A. All speakers are given the option to share or withhold their presentation slides. If they are not available on the website, it regrettably means we were unable to gain permission from the speaker.

Q. Am I too late to submit a speaking request?
A. Once the Call for Papers has closed, the agenda is set. We do occasionally have cancellations nearer the event, so it is always worth asking, but our flexibility is limited at that point. Please send a proposed topic title, synopsis and speaker details to our content team, and we will get in touch to let you know whether there’s any availability.

Q. How do I register to attend?
A. Registration will open shortly. We recommend registering your interest to attend the conference to be notified via email once registration is open.

Q. I am a speaker – do I need to register?
A. Speakers are given complimentary tickets, but you do still need to register for them. You can do this via the Speaker Information Portal, which will ensure you are not charged for your ticket. The link to the Speaker Information Portal can be found in the confirmation email sent to you by the content team. If you cannot find it, please contact them directly.

Invoicing and Cancellation

Q. How do I get an invoice/ receipt for my registration?
A. An invoice will be sent to you by email straight away after registering. If you cannot find it in your inbox, please check your spam folder. If you still can't find it, please contact us at

Q. Cancellation & Admission Policy
A. Please make sure you visit the website and read our admission policy before you arrive onsite.

Q. Due to unforeseen circumstances, I can no longer attend the conference, can I get a refund?
A. It is not possible to cancel delegate places once these have been booked. If any delegate is unable to attend we will accept a substitute delegate at no extra cost. Please notify us in writing by emailing


Q. What is the dress code/ appropriate dress for the exhibition/delegates/militaries?
A. Military personnel are advised to wear their uniform. Changing facilities will be available onsite. For other professionals, please wear business attire.

Q. Can I take photos in the conference rooms and exhibition?
A. Please note that filming, photography and/or recording is prohibited within the conference and exhibition. Filming, photography and/or recording of specific Exhibitors and stands is permitted on receipt of permission from the Exhibitor. 


Q. Where can I find the exhibitor manual?
A. The online exhibitor portal (eZone) contains all the up-to-date information you need in regards to exhibiting at UDT.

Q. How can I register myself and my colleagues for exhibitor badges?
A. We will send a link and login details for the eZone to the main contact, to register all booth staff for exhibitor passes before the event. If you are coordinating the stand at UDT but someone else signed the contract, please get in touch and let us know. All exhibitors require an exhibitor badge for early access into the venue.

Q. I have registered as an exhibitor but would like to attend the conference. How do I upgrade my badge?
A. Your main contact will be able to upgrade your pass to an 'Exhibitor Delegate' pass through the exhibitor badge portal once registration is open.

Q. How can we promote our participation at UDT?
A. All of the information about the tools and resources available to help you promote your stand at UDT can be found on the eZone (exhibitor zone). You can also maximise your presence at the show, by becoming a sponsor. For more information about the opportunities that we can offer you, please contact the team.