BMT Group is an “engineering, science and technology consultancy” that works across a range of markets. Its BMT Defence Services business provides “independent complex engineering and design capabilities for UK and international defence customers”.
Although BMT Defence Services also designs air- and land-based systems, its main focus is on surface warships and submarines. It both
designs and
and provides in-service support for a wide range of warships. BMT’s submarine work includes being “a key partner in the Submarine Support Management Group (SSMG) that is employed by the UK Ministry of Defence (MOD) to maintain, update and upgrade all the Royal Navy’s in-service nuclear submarines.”