Thales Holdings UK (aka Thales UK) is the British division of French defense giant Thales SA. Thales UK serves as a defense contractor for military and civilian commercial markets. Operations include Aerospace (air training and flight simulators, air traffic management systems, avionics and sensors, unmanned aerial vehicles, airline services, satellite communications), Defense (vehicle, soldier, missile, electronics, naval, and under- and above water systems, warship design; maritime security), and Security (for finance, large enterprises, energy facilities, airports, among other institutions). Customers have included Boeing, Dassault Aviation, the US National Security Agency, and the UK Ministry of Defense.