MTU Aero Engines AG, together with its subsidiaries, designs, develops, manufactures, markets, and supports commercial and military engines modules, and components in Germany, other European countries, North America, Asia, and internationally. It operates through two segments, Commercial and Military Engine Business; and Commercial Maintenance Business. The company develops, manufactures, assembles, and delivers commercial engines, including long haul airliners, short-and medium-haul aircraft, business jets, and helicopters, as well as commercial aircraft engines, such as wide body, narrow body, regional, and business 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 for non-destructive testing. Further, it provides on-site, engine lease, fleet management, module and part 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.