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14 - 17 September 2021

Excel - London

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2021 Exhibitors


2021 Exhibitors


DSEI 2021 will welcome exhibitors from the entire defence and security supply chain, from Primes/OEMs to Tier 3 manufacturers. DSEI is the only event of its kind to integrate all the pillars of national security and defence: Air, Space, Land, Naval, Security, Cyber and Joint.

The DSEI audience can engage with exhibitors in-person at DSEI from 14-17 September 2021, or through our new digital engagement platform, DSEI Connect.


Browse current exhibitors 

The list below is correct as of 23/07/2021