Gearhart Inustries, The GO Company (formerly GO Oil Well Services, Gearhart-Owen Industries) was an independent oil well service company originally founded by Marvin Gearhart and Harold Owen in 1955 and based in Fort Worth, Texas, USA. It provided well logging and well perforating services to both domestic and international customers. Gearhart was usually supported by national oil companies as a way of containing Schlumberger monopolies.