Katie Sallee

Riverstone Holdings LLC operates as an energy focused investment manager. It conducts buyout and growth capital investments in the exploration and production, midstream, oilfield services, power, and renewable sectors of the energy industry. The company was founded by David Matthew Leuschen and Pierre Fernard Lapeyre, Jr. in 2000 and is headquartered in New York, NY.

Lime Rock Management LP (Lime Rock Management) is Private Equity firm founded in 1998 by Jonathan Clark Farber and John T. Reynolds. The firm is headquartered in Westport with additional office in London.

Founded in 1898, Northeastern University is a private research university located in the heart of Boston. Northeastern teaches worldwide experiential learning, urban engagement, and interdisciplinary research that meets global and societal needs. The University offers a range of undergraduate and graduate programs leading to degrees through the doctorate in nine colleges and schools.

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.

Hoover Materials Handling Group, Inc. engages in the provision of liquid handling solutions. Its products include stainless steel, carbon, reconditioned containers, and IBC transportation frames. It also offers sling, asset, and gear management. The company was founded by Thomas E. Adams, Sr. in 1911 and is headquartered in Houston, TX.

IDM Group LLC is an acquisition vehicle. The private company is based in Tacoma, WA.

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.

The Independent Petroleum Association of America manufactures oil and natural gas. The non-profit company is based in Washington. Barry Russell has been the CEO of the American company since 1980.

Union Capital Associates LP (Union Capital) is a private equity firm founded in 1968 by James C. Marlas. The firm is headquartered in Greenwich, Connecticut.

Louisiana Oil & Gas Association provides exploration, production and oilfield services. The company was founded in 1992 and is headquartered in Baton Rouge, LA.

Spindletop Charities, Inc. promotes goodwill and fellowship within the oil and gas industry while benefiting children in need. It offers programs targeting child abuse prevention, pediatric medical research, drug and alcohol abuse prevention and rehabilitation, education and scholarships, school safety, therapeutic services and after-school programs, and family health. The company was founded by Loy D. Griffin in 1966 and is headquartered in Houston, TX.

Lime Rock Partners LLC provides investment services in the exploration and production, energy service, and oil service technology sectors. The company was founded by Jonathan Clark Farber and John T. Reynolds in 1998 and is headquartered in Westport, CT.

PanGeo Subsea, Inc. provides underwater 3D acoustic imaging technology for the oil and gas industry. The firms uses Acoustic Corer and Sub-Bottom Imager technologies for providing service. It delivers solutions that mitigate risk and create value for oil and gas, offshore renewable energy and other industries including mining and military applications. The company was founded by Moya Cahill in 2006 and is headquartered in St. John's, Canada.

Silixa Ltd. provides fiber optic monitoring solutions. It delivers data from distributed fiber-optic acoustic (iDAS™) and temperature (ULTIMA™ DTS and XT-DTS™) measurements. The firm offers products and services in the area of Oil & Gas, Pipeline Surveillance, Flow Metering, and Distributed Sensing. The company was founded by Mahmoud Farhadiroushan, Tom Parker, and Sergey Shatalin in April 2007 and is headquartered in Elstree, United Kingdom.

UTEC International Ltd. provides geophysical survey services. It offers construction support, industrial measurement, positioning, and hydrographic and route survey services to its clients. The company was incorporated on December 16, 2005 and is headquartered in Aberdeen, the United Kingdom.

River Ridge Energy LLC develops natural oil and gas services. The company was founded in 2009 and is headquartered in Wexford, PA.

Western Energy Alliance is a nonprofit trade association based in Denver, CO, representing 300 companies engaged in environmentally responsible exploration and production of oil and natural gas in the west. The company believes in the principle of multiple use of non-park, non-wilderness public lands and has consistently stressed the importance of public lands advocacy over many years. The company is an advocacy organization promoting the best practices in the industry.

U.S. Well Services LLC provides oil field services. It engages in pressure pumping and related services, including high-pressure hydraulic fracturing in unconventional oil and natural gas basins. The firm operates in the Marcellus and Utica shale regions that cover West Virginia, Pennsylvania and Ohio. The company was founded by Edward S. Self III and Jeffrey McPherson on February 21, 2012 and is headquartered in Houston, TX.

AXON EP, Inc. develops oilfield equipment, machinery, and related products. It offers rig concept and design, pressure products, well intervention products, drilling products, downhole and tubular products. The company was founded on August 18, 2010 and is headquartered in Houston, TX.

GEODynamics, Inc. manufactures perforating equipment. Its offers GTEC which provides services such as charge development and optimization, charge performance benchmarking, perforating system development, customer specific tests and gun collapse testing, software simulation and technik services. The company was founded by David S. Wesson in 2004 and is headquartered in Millsap, TX.

Shelf Drilling Holdings Ltd. provides shallow water drilling services to the oil and gas industry in Asia, Africa and the Middle East. It engages in drilling and completion of exploratory and developmental offshore oil and natural gas wells. The firm's fleet consists of jack up rigs and swamp barges. The company was founded on November 30, 2012 and is headquartered in Dubai, the United Arab Emirates.

Dupre Energy Services LLC provides oil field services. It offers certified inspections, electronic safety systems, fire watch, fluid management equipment, lightning elimination, pneumatic safety systems, safety representatives, satellite call out units, scaffolding, and solid control. The company was founded in 1975 and is headquartered in Houston, TX.

Wellbore Fishing & Rental Tools LLC provides wellbore intervention engineering solutions, services, and technology while prioritizing the protection of people, assets, and the environment. The private company is based in Houma, LA. The company is committed to delivering exceptional service in the industry. The company's tools and services include quality assurance, health, safety, and environmental protection. Wellbore Fishing & Rental Tools aims to become the premier provider of these solutions worldwide.

TGT Oilfield Services DMCC operates as a through-barrier diagnostics for the oilfield. It creates products and technology that diagnose flow and integrity throughout the well system, from the wellbore to the reservoir giving its customers the clear picture of their wells and what’s happening in and around them enabling them to transform their productivity. The company was founded by Arthur Aslanyan, G.V. Vasiliev and Rustem L. Khamitov in 1998 and is headquartered in Dubai, United Arab Emirates.

San Jacinto Minerals, LLC operates as a acquisition vehicle. The company is headquartered in Denver, CO.

Airis Corp. provides residential properties management services. The private company is based in Houston.

Wayfinder Resources LLC provides oil and gas exploration and production services. The company was founded in 2017 and is headquartered in Houston, TX.

Primerock Resources LLC operates as oil exploration and production company. The firm acquires and develops undeveloped assets in core areas of Southeastern New Mexico and Texas. The company was founded by Manny Sirgo in April 2017 and is headquartered in Midland, TX.

Prairie Energy distributes electricity.