Jeffrey L. Chastain

Weatherford International, Inc. manufactures drill pipes and oil field equipment. Its products include cavity pumps, reciprocating rod lift systems and gas lift, electric submersible pumps, and hydraulic lift systems. The company was founded in 1972 and is headquartered in Houston, TX.

Society of Petroleum Engineers, Inc. provides petroleum engineering services. The non-profit company is based in Allen, TX and has subsidiaries in United States, India and Canada.

ThruBit LLC designs and manufactures logging deployment systems. It provides openhole logging services; and logging solutions based on a unique through the bit deployment technique. The company was founded in 2005 and is headquartered in Houston, TX.

Pride International, Inc. operates as an offshore drilling contractors. The firm provides contract drilling and related services to oil and gas companies. It offers services through the use of mobile offshore drilling rigs and rig management services on various rigs, including technical drilling assistance, personnel, repair and maintenance, and drilling operation management services. The company was founded in on June 24, 1988 and is headquartered in Houston, TX.

Seitel, Inc. engages in the provision of seismic data and geophysical services. Its seismic data library includes both onshore and offshore three-dimensional and two-dimensional data and offshore multi-component data. The company was founded in 1982 and is headquartered in Houston, TX.

Noble Corp. Plc engages in the provision offshore drilling services for oil and gas industry. It focuses on a balanced fleet of floating and jackup rigs and the deployment of drilling rigs in oil and gas basins around the world. The company was founded by Lloyd Noble and Art Olson in 1921 and is headquartered in Sugar Land, TX.