Douglas Wall

Hughes Christensen Co. manufactures diamond drill and tricone bits for customers in the oil and gas industry. The company has manufacturing facilities in the United States, Ireland, Germany, and Singapore. It is a subsidiary of Baker Hughes, Inc. The company is headquartered in The Woodlands, TX.

Part of Baker Hughes Co., Baker Oil Tools, Inc. is a company that produces tools necessary for the drilling, maintenance, and upkeep of oil products/machinery. The company is based in Houston, TX.

Ameresco Select, Inc. engages in the provision of energy services for businesses and organizations. The company was founded by David S. Dayton in 1982 and is headquartered in Framingham, MA.

Seventy Seven Energy, Inc. engages in the provision of upstream services, including drilling, pressure pumping, trucking, oilfield rental tools, rig relocation, and water transport and disposal. It operates through the following segments: Drilling, Hydraulic Fracturing, and Oilfield Rentals. The Drilling segment, through the Nomac Drilling, L.L.C., provides land drilling services for oil and natural gas exploration and production activities. The Hydraulic Fracturing segment, through the Performance Technologies, L.L.C., offers high-pressure hydraulic fracturing services and other well stimulation services. The Oilfield Rentals segment, through the Great Plains Oilfield Rental, L.L.C., supplies premium rental tools and specialized services for land-based oil and natural gas drilling, completion, and work over activities. The company was founded on September 9, 2011 and is headquartered in Oklahoma City, OK.

Part of Baker Hughes Co., Western Rock Bit Co Ltd is a Canadian company that distributes drilling bits. Western Rock Bit Co was acquired by Baker Hughes Holdings LLC on March 03, 1998 for $30.80 million.