William Restrepo

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.

Smith International, Inc. provides premium products and services used for the drilling, completion and production phases of oil and natural gas development activities. It has three operating divisions, namely M-I SWACO, Smith Oilfield and Distribution. Company was founded in 1902 and is headquartered in Houston, TX.

C&J OldCo, Inc. engages in the provision of hydraulic fracturing, coiled tubing and wireline and other complementary services. It operates through the following segments: Stimulation and Well Intervention Services, Wireline Services and Equipment Manufacturing. The Stimulation and Well Intervention Services segment provides hydraulic fracturing and coiled tubing, stimulation services, and directional drilling services. The Wireline Services segment offers cased-hole wireline and other complementary services, including logging, perforating, pipe recovery, pressure testing, and pump down services. The Equipment Manufacturing segment manufactures, refurbishes and repairs equipment and provides oilfield parts and supplies for third-party customers in the energy services industry. The company was founded by Joshua E. Comstock in 1997 and is headquartered in Houston, TX.

Nabors Industries, Inc. engages in the provision of innovative drilling rigs and equipment. It offers drilling technology, software and equipment, directional drilling and drilling services in oil and gas markets. The company was founded by Clair Nabors in 1952 and is headquartered in Houston, TX.

Reelwell AS is a holding company which engages in drilling exploration and production of wells. Its services include extended reach drilling and managed gradient drilling. The company was founded by Ola Michael Vestavik in 2004 and is headquartered in Stavanger, Norway.

Pacific Drilling Services, Inc. operates as a offshore drilling company that provides global ultra-deepwater drilling services to the oil and natural gas industry. It has offices in Brazil, Luxembourg, Nigeria, Singapore and South Korea. The company was founded in March 2008 and is headquartered in Houston, TX.

Platinum Energy Solutions, Inc. engages in the provision of oil field services. It operates through the following segments: Hydraulic Fracturing, Coiled Tubing, and Other Pressure Pumping Services. The Hydraulic Fracturing segment conducts technical evaluations, job design, and fluid recommendations. The Coiled Tubing segment allows operators to service a well while continuing production without shutting down, reducing risk of formation damage. The Other Pressure Pumping Services segment performs routine pressure pumping services in conjunction with coiled tubing. The company was founded in September 7, 2010 and is headquartered in Houston, TX.