Shumate Industries, Inc. operates as a contract machining and manufacturing company. Through its subsidiary, Shumate Machine Works, Inc., the company manufactures products, parts, components, assemblies, and subassemblies for its customers designed to their specifications. Its product line comprises expandable tubular launchers and liner hangers for oil and gas field service applications, blow-out preventers, top drive assemblies, directional drilling products, natural gas measurement equipment, control and check valves, and subsea control equipment used in energy field service. The company was formerly known as Excalibur Industries, Inc. and changed its name to Shumate Industries, Inc. in October 2005. Shumate Industries is headquartered in Conroe, Texas.