James K. B. Nelson

ENSCO International, Inc. engages in the provision of contract drilling and marine transport services. The company was founded in 1987 and is headquartered in Houston, TX.

Trico Marine Services, Inc. provides marine support services, which includes subsea services, subsea trenching and protection services and towing and supply vessels to oil and natural gas exploration and production companies that operate in major offshore producing regions around the world. It conducts its business through three operational segments: Subsea Services, Subsea Trenching & Protection, and Towing & Supply. The company was founded in 1993 and is headquartered in The Woodland, TX.

Gerald L. Ray & Associates Ltd. is a registered investment advisor located in Dallas, Texas. The firm was formed as Gerald L. Ray & Associates, Inc. in 1977. In 2001, the firm was reorganized and became Gerald L. Ray & Associates Ltd. Gerald L. Ray & Associates offers advisory services to individuals, banks, pension and profit sharing plans, trusts, estates, charitable organizations, corporations, and other types of business entities. They do not manage accounts for government entities or pooled investments. ^

Part of Valaris Ltd., Chiles Offshore, Inc. operates three ultra-premium hackup drilling rigs. The company is based in Houston, TX. The company was founded in 1997 by William E. Chiles, Erland Peter Bassøe, Jonathan B. Fairbanks. Chiles Offshore was acquired by ENSCO International, Inc. on August 07, 2002 for $425.27 million.

Credit Suisse (USA), Inc. provides investment services. It offers securities underwriting and trading, mergers & acquisitions advice, research, private equity investment & derivative, and risk management services. The company was founded in 1959 and is headquartered in New York, NY.

Duke University is an academic university that offers undergraduate, graduate and professional programs. It also has publications and research services. The university was founded in 1838 and is headquartered in Durham, NC.

Part of Occidental Petroleum Corp., OXY Long Beach, Inc. is a company that produces crude oil and natural gas. The company is based in Long Beach, CA.

American Petroleum Institute (API) is the only national trade association that represents all aspects of America's oil and natural gas industry. Its more than 400 corporate members, from the largest major oil company to the smallest of independents, come from all segments of the industry. They are producers, refiners, suppliers, pipeline operators and marine transporters, as well as service and supply companies that support all segments of the industry.

THUMS Long Beach Co., Inc produces crude petroleum and natural gas. The company operates the eastern offshore section of California's Wilmington oil field. It produces more than 900 million barrels of oil a year from the Wilmington field. It is a subsidiary of Occidental Petroleum. The company is headquartered in Long Beach, CA.

Spartan Offshore Drilling LLC provides offshore drilling services. It provides jack-up well drilling, workover and completion services throughout the Gulf of Mexico and the Cook Inlet Alaska. The firm also focuses on providing its services in the Middle East, Mexico, and Southeast Asia. The company was founded in 2002 and is headquartered in Slidell, LA.

Sam Houston Area Council provides scouting programs for boys and young adults. It prepares young people to make ethical and moral choices over their lifetime by instilling in them the values of the Scout Oath and Law. The company is headquartered in Houston, TX.

SST Energy Corp. provides contract drilling services. It provides partnership drilling, acquisition programs, oil and natural gas drilling operations. The company was founded in 1989 and is headquartered in Casper, WY.

Colarelli Construction, Inc. provides construction management services. Its services include general contracting, project development, and preconstruction. The company was founded in 2003 and is headquartered in Colorado Springs, CO.

Upshur-Rural Electric Cooperative Corp. generates, transmits, and distributes electric energy.

Celtique Energie Holdings Ltd. operates as a holding company with interests in the exploration and production of oil and natural gas. It develops oil and natural gas discoveries and prospects in onshore basins through its subsidiary Celtique Energie Ltd. The company was founded in 2006 and is headquartered in London, the United Kingdom.

Appalachian Midstream Partners LLC engages in natural gas gathering, transportation, treatment and processing, and pipelines conversions services. It develops and operates midstream assets that reduce upstream operational costs, provide consistent reliable access to market and meet customer expectations with timely and superior service. The firm focuses on providing competitive transportation and processing solutions for energy projects in various development stages. It offers gathering, transportation and processing services. The company was founded in 2010 and is headquartered in Wexford, PA.

Sidewinder Drilling LLC engages in the operation of land drilling rigs. It provides contract drilling services to exploration and production industries. The company was founded by Jon C. Cole in April 2011 and is headquartered in Houston, TX.

Hi-Crush Proppants LLC engages in the provision of proppant and logistics solutions to the North American petroleum industry. The firm owns and has options to acquire sand excavating and processing locations located in Wisconsin. It also offers premium frac sand and logistics services to E&P companies, integrated service companies and pressure pumping companies, on contract and spot basis. Its services include transload, terminal and storage, and railcar storage and handling. The company was founded by Robert E. Rasmus and James M. Whipkey in October 2010 and is headquartered in Houston, TX.

Hi-Crush GP LLC is a producer and supplier of premium Northern White frac sand, which is used as a preferred prop pant in unconventional oil and gas wells. The company was founded in 2010 and is headquartered in Houston, TX.

Pelican Energy Partners ( Pelican Energy Partners ) is a private equity firm founded by Michael Scott in 2011. The firm is headquartered in Houston, Texas.

MULTILIFT Wellbore Technology Ltd. designs and assembles high quality sand protection and completion tools. Its products include sandguard, cyclone, pump saver, completion systems, Y-tool, ESP canister, flow bypass, BOP can and protek. The company was founded in 2013 and is headquartered in Aberdeen, the United Kingdom.

AEC Holdings LP (AEC Partners) is a private equity subsidiary of Avista Capital Holdings LP founded in 2017. The firm is headquartered in Houston, Texas.

Water Vision, Inc. engages in the development of an electrochemical process using principles of electrocoagulation. It products include THINCELL-GT254, GT434 and THINCELL-GT438 electrochemical system. The company was founded in 2009 and is headquartered in Katy, TX.

Manti Exploration Operating LLC is engaged in exploration, development and production services for the oil and gas industry. It provides crude oil, petroleum, and natural gas extraction. The company was founded in 1989 and is headquartered in Corpus Christi, TX.