Moog (/moʊɡ/ MOHG) is an American-based designer and manufacturer of electric, electro-hydraulic and hydraulic motion, controls and systems for applications in aerospace, defense, industrial and medical devices. The company operates under four segments: aircraft controls, space and defense controls, industrial controls, and components. Moog is headquartered in Elma, New York and has sales, engineering, and manufacturing facilities in twenty-six countries.