Alp Aviation (also known as Alp Havacılık Sanayi ve Ticaret) is a company that manufactures flight-critical and rotating parts, systems, and subsystems for the aerospace industry. It offers helicopter dynamic and helicopter tail rotor drive shaft system (TRDS) parts and assemblies, dynamic and static engines, auxiliary power unit parts, landing gear parts and assemblies, and other services. The company also provides machining and processing of titanium, nickel, aluminum, steel, stainless steel, copper alloys, and super alloys.