Embraer S.A., together with its subsidiaries, engages in the design, development, manufacture, and sale of aircraft and systems worldwide. The company operates through Commercial Aviation; Defense & Security; Executive Aviation; Services & Support; and Other segments. The Commercial Aviation segment develops, produces, and sells commercial jets. The Defense & Security segment develops and produces military aircraft; and is involved in research and development of software and integrated information systems, communications, border monitoring and surveillance, space systems/satellites, and aircraft modernization services and services support, as well as command, control, communications, computer, intelligence, surveillance, and reconnaissance systems. The Executive Aviation segment develops, produces, and sells executive jets. The Service & Support segment provides field and technical support, flight operations solutions, aircraft modification, materials management, maintenance solutions, and training programs. The Other segment engages in the supply of structural parts and hydraulic systems; production of agricultural crop-spraying aircraft; development and certification of eVTOLs; creation of a maintenance and service network, and air traffic control system for eVTOLs; development and manufacture of electrical propulsion systems; cybersecurity; and software and technical products. Additionally, the company is involved in leasing of used aircraft; pilot, mechanic, and crew training; engineering services; retail trade, maintenance, and repair of computer products; information technology consulting, data processing, application service providers, and internet hosting; and fabrication of aircraft interiors. The company was formerly known as Embraer-Empresa Brasileira de Aeronáutica S.A. and changed its name to Embraer S.A. in November 2010. Embraer S.A. was founded in 1969 and is headquartered in São Paulo, Brazil.