Embraer S.A. designs, develops, manufactures, and sells aircraft and systems worldwide through its Commercial Aviation, Defense & Security, Executive Aviation, Services & Support, and Other segments. The Commercial Aviation segment produces commercial jets, while Defense & Security develops military aircraft and radars and provides related systems and services. Executive Aviation produces executive jets, and Services & Support offers field and technical support, flight operations solutions, aircraft modification, materials management, maintenance, and training. The company was formerly known as Embraer-Empresa Brasileira de Aeronáutica S.A. and changed its name to Embraer S.A. in November 2010. Incorporated in 1969, it is headquartered in São Paulo, Brazil.