Embraer-Empresa Brasileira de Aeronautica S.A. operates in the Aircraft sector. Embraer S.A. (Embraer) is engaged in the manufacturing of commercial aircraft. Embraer is a supplier of defense aircraft for the Brazilian Air Force. The Company has sold aircraft to armed forces in Europe, Asia and Latin America. Its defense and security business accounted for 12.5% of its revenue during the year ended December 31, 2010. The Company has developed a line of executive jets based on one of its regional jet platforms and launched new executive jets in the entry-level, light, ultra-large and mid-light/mid-size categories: the Phenom 100/300 family, the Lineage 1000 and the Legacy 450/500 family, respectively. Its executive jet business accounted for 21.3% of its revenue during 2010. Its aviation services business accounted for 10.5% of its revenue during 2010 and other related businesses, accounted for 1.8% of its revenue during 2010. In April 2011, it announced the acquisition of 50% of the capital stock of Atech Negocios em Tecnologias S.A. (Atech). In our complete report available for purchase the company is compared to: Dassault Aviation, Saab AB and Goodrich Corporation.