Maintaining has been Aveos' business since 1937. Aveos is a maintenance, repair, and overhaul (MRO) company that services aircraft operating in Canada; Air Canada is its biggest customer. Through Canadian locations in Toronto, Montreal, Winnipeg, and Vancouver, as well as Latin American locations in San Salvador and El Salvador (Aeroman subsidiary), the company offers a range of maintenance and repair services for aircraft made by Airbus, Boeing, Bombardier, and Embraer. Services include airframe maintenance, engine repair, and maintenance of other aircraft components. Specialized services include aircraft painting, fleet and supply chain management, and regulatory compliance services.