BAE Systems
/ˌbiː eɪ iː ˈsɪstəmz/
/ˌbiː eɪ iː ˈsɪstəmz/
- a very large British defence, security and aerospace company, building civil and military aircraft and naval ships as well as weapons and defence communication systems. It is one of the world's largest defence companies with its main offices in London and other operations all over the world.