Embraer SA designs, manufactures and sells aircraft and its parts for commercial, defense and executive aviation sectors. It operates through the following segments: Commercial Aviation, Executive Jets, Defense and Security, and Other Related Businesses. The Commercial Aviation segment involves the development, production, sale, and lease of commercial jets as well as the provision of aviation support services. The Executive Jet segment covers the development, production, and sale of executive jets, and support services. The Defense and Security segment includes research, development, production, modification, and support for military defense aircraft, and related products and services. The Other Related Business composes of structural parts, mechanical and hydraulic systems, production of agricultural crop-spraying aircraft, and customer training. The company was founded by Ozires Silva on August 19, 1969 and is headquartered in Sao Jose dos Campos, Brazil.