Lias J. Steen

Grant Prideco, Inc. is engaged in drill pipe manufacturing. The firm provides engineered connections and premium tubular products that are used in oilfield exploration and development operations. The company was founded in April 2000 and is headquartered in Houston, TX.

Schlumberger Oilfield Services, Inc. provides oilfield exploration services. The firm offers coiled tubing, drilling, well testing, and seismic services. The company is headquartered in Sugar Land, TX

Camco International Inc. provides oil field equipment and services for applications in oil and gas drilling, completion and production. Its business consists of an oil field equipment segment and an oil field services segment. Its oil field equipment segment provides manufactured oil field products under the names Reda Pump, Lasalle Engineering, Lawrence Technology, Hycalog, Reed Tool, Camco Products and Site Oil Tools. Its oil field services segment provides oil field services principally under the names Production Operators, Camco Coiled Tubing Services, Camco Wireline and Drilling and Services. It is located in Houston, TX.

Schlumberger Ltd. Supplies technology, integrated project management and information solutions to customers working in the oil and gas industry worldwide. The company is headquartered in New York, NY.

Part of NOV, Inc., ReedHycalog LLC is a company that manufactures technological equipment and solutions for the petroleum drilling markets. The company is based in Houston, TX.