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Developing, delivering, and supporting advanced, open, and cost-effective defence solutions that make our world safer

Engineered to Protect.

SEA is part of the Cohort Group

We are SEA. Together, through teamwork, collaboration and innovation, we’re delivering operational advantage to our customers while building a more sustainable future for all.

What we do

Frigate Icon Ship & Fleet Protection
Submarine Icon Undersea Battlespace
Advanced Technology Integrated Maritime Systems
Future Thinking Maritime Support & Services

Latest News

SEA and Mind Foundry Sign Strategic Partnership Agreement to Advance AI-Enabled Maritime Surveillance and Decision Advantage 03 Nov 2026 SEA and Mind Foundry Sign Strategic Partnership Agreement to Advance AI-Enabled Maritime Surveillance and Decision Advantage The MoU marks the beginning of what both companies intend to be a long-term strategic partnership to strengthen underwater situational awareness and turn sensor data into operational decision advantage. Read more
Five Minutes with Catia Sham 22 Oct 2026 Five Minutes with Catia Sham We spent five minutes with Catia to learn more about her role in continuous improvement. Read more
SEA Celebrates Double Award Win at Prestigious North Devon Manufacturing Awards 19 Oct 2026 SEA Celebrates Double Award Win at Prestigious North Devon Manufacturing Awards The company was awarded the coveted International Trader and Outstanding Individual of the Year awards. Read more
Five Minutes with Lynne Goodman 01 Oct 2026 Five Minutes with Lynne Goodman We caught up with Lynne Goodman, HR, to learn more about her work, her professional development, and the value she places on supporting people. Read more

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Head Office Address
Systems Engineering & Assessment Ltd,
Beckington Castle, 17 Castle Corner, Beckington, Frome, Somerset BA11 6TA

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