Airbus SE is a European multinational corporation that designs, manufactures and sells civil and military aeronautical products worldwide. In addition to its primary civil aeroplane business, the company has two divisions for other products and services: Defence and Space and Helicopters, the latter being the largest in its industry in terms of revenues and turbine helicopter deliveries.
Boeing is the world's largest aerospace company and leading manufacturer of commercial jetliners, defense, space and security systems, and service provider of aftermarket support. Boeing products and tailored services include commercial and military aircraft, satellites, weapons, electronic and defense systems, launch systems, advanced information and communication systems, and performance-based logistics and training.
Bombardier Inc. is a multinational aerospace and transportation company based in Montreal, Quebec, Canada. Bombardier started as a maker of snowmobiles, and is now a large manufacturer of regional airliners, business jets. Bombardier Aerospace designs, manufactures and supports innovative aviation products for the business, commercial, specialized and amphibious aircraft markets.
Embraer S.A. is a Brazilian aerospace conglomerate that produces commercial, military, executive and agricultural aircraft and provides aeronautical services. It is headquartered in São José dos Campos, São Paulo State. The company is the third largest producer of civil aircraft, after Airbus and Boeing.
ATR (Aerei da Trasporto Regionale) is a Franco-Italian aircraft manufacturer headquartered on the grounds of Toulouse Blagnac International Airport in Blagnac, France. It was formed in 1981 by Aérospatiale of France (now Airbus) and Aeritalia (now Leonardo) of Italy. ATR manufactures two sizes of turboprop aircraft. ATR has sold more than 1,500 aircraft in more than 100 countries.