General Electric Company, doing business as GE Aerospace, is a global aerospace propulsion, services, and systems company. The Company provides jet and turboprop engines, as well as integrated systems for commercial, military, business, and general aviation aircraft. Its portfolio of brands includes Avio Aero, Unison, GE Additive and Dowty Propellers. Avio Aero is a GE Aerospace business which operates in the design, manufacturing, and maintenance of civil and military aeronautics subsystems and systems. Dowty Propellers manufactures integrated propeller systems, which are used in applications that range from regional airliners and military airlifters to marine hovercraft. GE Additive offers a suite of products for additive manufacturing. Unison builds advanced gas turbine components and electrical and mechanical systems throughout the world. Its services include TrueChoice commercial services, TRUEngine, on wing support, regional and business aviation, and test services.