MTU Aero Engines AG, together with its subsidiaries, designs, develops, manufactures, markets, and supports commercial and military engines, modules, and components in Germany, Europe, North America, Asia, and internationally. It operates through two segments, Original Equipment Manufacturing Business; and Maintenance, Repair and Overhaul Business. The company develops, manufactures, assembles, and delivers commercial engines, including long haul airliners, short- and medium-haul aircrafts, business jets, and helicopters, as well as commercial aircraft engines, such as wide body, narrow body, and regional jets; military engines, such as fighter jets, helicopters, and transporters; and industrial gas turbines. It also maintains, repairs, and overhauls military engines, aircraft engines, and industrial gas turbines, as well as provides engine modules and parts repair, and related services. In addition, the company offers customized solutions from its range of services under MTU Aero Solutions brand; designs, develops, manufactures, and markets various brush seals; and provides training programs in non-destructive testing. Further, it provides on-site, engine lease, fleet management, accessory repair, asset and material management, and customer support services; and technical support, logistic support, and facilities services, as well as accessories. The company was formerly known as MTU Aero Engines Holding AG and changed its name to MTU Aero Engines AG in May 2013. MTU Aero Engines AG was founded in 1913 and is headquartered in Munich, Germany.