National Storage Mechanism | Additional information

One Waterside Drive

Arlington Business Park

Reading

Berks

RG7 4SW

01 May 2025

COHORT PLC

("Cohort" or "the Group")

CONTRACT WIN

COHORT SUBSIDIARY SEA AWARDED £8M CONTRACT

Cohort plc, the Independent Technology Group, is pleased to announce that its subsidiary Systems Engineering Assessment Ltd ("SEA") has secured a 15-year contract with Thales UK as part of the Maritime Sensor Enhancement Team (MSET) programme. Under the contract, SEA will provide waterfront support maintenance, repairs and regulatory inspections on the towed array handling equipment at the Royal Navy's UK dockyards and overseas.

Andrew Thomis, Cohort Chief Executive, said:

"The award of this contract underlines SEA's position as a trusted provider and maintainer of state-of-the-art systems for naval ship and fleet protection. We are pleased to have established this important partnership with Thales UK and look forward to building on our long-standing relationship with the Royal Navy throughout this 15-year programme.

"Together with other recent contract wins at SEA and across the Group, this announcement further enhances the visibility of our future revenues."

-Ends-

For further information please contact:

Cohort plc	0118 909 0390
Andrew Thomis, Chief Executive
Simon Walther, Finance Director
Raquel McGrath, Company Secretary and General Counsel Kellie Young, Marketing and Communications

Investec Bank Plc (Financial Adviser, Nominated Adviser, and Corporate Broker)	020 7597 5970
Christopher Baird, Carlton Nelson, Charlotte Young

MHP	07817 458804
Reg Hoare, Ollie Hoare, Hugo Harris	Cohort@mhpgroup.com

NOTES TO EDITORS

Cohort plc ( www.cohortplc.com ) is the parent company of seven innovative, agile and responsive businesses based in the UK, Australia, Germany and Portugal, providing a wide range of services and products for domestic and export customers in defence and related markets.

Cohort (AIM: CHRT ) was admitted to London's Alternative Investment Market in March 2006. It has headquarters in Reading, Berkshire and employs in total over 1,500 core staff there and at its other operating company sites across the UK, Australia, Germany and Portugal.

The Group reports through two divisions - Communications and Intelligence, and Sensors and Effectors:

Communications and Intelligence

EID designs and manufactures advanced communications systems for naval and military customers. Cohort acquired a majority stake in June 2016. www.eid.pt
EM Solutions designs, assembles, tests, and supports satellite communications on-the-move terminals for defence and government customers. It also provides high-end broadband radio transceivers and other RF Subsystems such as low noise receivers and solid-state high-power transmitters for defence and commercial customers. Acquired by Cohort in January 2025. www.emsolutions.com.au
MASS is a specialist data technology company serving the defence and security markets, focused on electronic warfare, digital services and training support. Acquired by Cohort in August 2006. www.mass.co.uk
MCL designs, sources and supports advanced electronic and surveillance technology for UK end users including the MOD and other government agencies. MCL has been part of the Group since July 2014. www.marlboroughcomms.com

Sensors and Effectors

Chess Dynamics offers surveillance, tracking and fire-control systems to the defence and security markets. Chess has been part of the Group since December 2018. www.chess-dynamics.com
ELAC SONAR supplies advanced sonar systems and underwater communications to global customers in the naval marketplace. Acquired by Cohort in December 2020. www.elac-sonar.de
SEA delivers and supports technology-based products primarily for naval defence customers alongside specialist research and training services. Acquired by Cohort in October 2007. www.sea.co.uk