Electro Optic Systems Holdings Ltd. develops and produces products incorporating advanced electro-optic technologies for the aerospace market. It operates through the Space Systems and Defence Systems segments. The Space Systems segment is involved in ground products available to support the Australian and international space markets. The Defence Systems segment develops, manufactures, and markets advanced fire control, surveillance, and weapon systems to approved military customers. The company was founded by Benny Allan Greene in 1983 and is headquartered in Symonston, Australia.