What We Do


A-2-Sea is a global shore end and shallow water telecommunication cable installation organisation. Our services include cable maintenance, jointing and system testing.

For nearly 20 years, A-2-Sea has been providing expert cable engineering, jointing, training and project management services to the global subsea community:

  • Maintenance of optical cable shore ends.
  • Complete installation of shallow water systems from beach manhole to terminal building.
  • Support for new cable installations, repairs, rerouting of cable systems, civil works and surveys.
  • Marine cable joint technologies for repeatered and non-repeatered systems.
  • Vessel support of subsea cables.
  • Marine cable repairs.
  • Design and development of specialised Universal land and beach joints.
  • Power Grounding Unit (PGU) design, build, install and training.
  • Technical assistance – marine jointing, optical testing of shore end and repeater tailing operations.


A-2-Sea featured at numbers 13 and 21 in two recent prestigious Sunday Times Fast Track and Export Track awards. ... Read More

Project: Nautical Charting

A-2-Sea awarded 3 to 5 year contract with the Maritime & Coastguard Agency’s Civil Hydrography Programme. ... Read More

Project: Highlands & Islands

A-2-Sea has installed 40 beach joints as part of the record-breaking operation to bring superfast broadband to the Scottish Highlands. ... Read More

What our customers say

“Thanks a lot for your excellent cooperation and assistance for the tests during the installation of BT Highlands & Islands cable project. It has been a pleasure working with A2Sea team.”

Chef de Mission on the Rene Descartes, Orange Marine

Get in touch

Contact the A-2-Sea team on 01794 830909 or info@a2sea.co.uk