David Leuschen

Goldman Sachs & Co. LLC (GS&Co.) is a securities brokerage firm headquartered in New York City. Founded in 1927, the firm is a subsidiary of The Goldman Sachs Group, Inc. (NYSE: GS). GS&Co. provides services to help hedge funds manage risk, monitor portfolios, maintain liquidity and build their businesses. They offer clients access to global equity and derivatives markets, as well as foreign exchange, commodities, European Lefts, rates and credit across the Americas, Europe and Asia. The firm proactively monitors capital markets, searching for pockets of liquidity and news that may require changes to those strategies. Integration with the Goldman Sachs network gives clients access to the firm's sectored block trades and their insights into price discovery. Their electronic trading program provides clients with tools to manage their trades from pre-trade analytics to post-trade analysis.

Cambridge Energy Research Associates provides analysis of the energy industry and markets. The company is based in Cambridge, MA. Cambridge Energy Research Associates was acquired by IHS Global, Inc. from McCarthy, Crisanti & Maffei, Inc. on September 01, 2004. The company was founded by James P. Rosenfield.

Intank, Inc. provides robotic technologies for cleaning and inspecting tank floors. It offers cleaning/decontamination equipment products, spent fuel, vessel, and reactor pool cleaning/decontamination, condensers, robotic equipment/manipulators, and remote handling technology. The company is headquartered in Laurel, MD.

Conservation International Foundation operates and supports environmental conservation services. It promotes sustainable care for the nature. Through science, policy and field work, they're applying solutions to protect the natural resources. It helps communities, countries and societies protect tropical forests, grasslands, rivers, wetlands, lakes and the sea. The company was founded in 1987 and is headquartered in Arlington, VA.

The United States Olympic Endowment is an independent nonprofit company that creates as an endowment for sports in the Olympic Movement in the United States. The company was founded in 1984 and is headquartered in Colorado Springs, CO.

Peter G. Peterson Institute for International Economics operates as a research institution which engages in an international economic policy. The company is headquartered in Washington, DC.

Petroplus & Associates, Inc. provides property management services. It specializes in asset management, development, sales, leasing, and tenant representation. The company was founded by by Parry G. Petroplus in 1976 and is headquartered in Westover, WV.

MegaEnergy, Inc. operates as an independent oil gas company. The company was founded by Greogory W. Tropsa and is headquartered at Centennial, CO.

Shelter Bay Energy, Inc. operated as an oil and gas investment company. It produced light oil in the Viewfield Bakken resource play in south east Saskatchewan. The company was founded in 2008 and was headquartered in Calgary, Canada.

Pattern Energy Group LP develops, constructs, owns and operates renewable and transmission energy assets. Its operations include regular inspections, staff training, long-term service and maintenance and safety. The company was founded by Michael M. Garland in June 2009 and is headquartered in San Francisco, CA.

Switchback Ranch LLC operates a cattle ranch.

Alta Mesa Holdings LP engages in the acquisition, exploration, development and production of oil, natural gas, and natural gas liquids within the United States. It specializes in engineering analytics and enhanced geological techniques including three-dimensional seismic analysis, and drilling, stimulation, completion, and production methods. The company was founded by Michael E. Ellis in 1987 and is headquartered in Houston, TX.

Part of The Goldman Sachs Group, Inc., J. Aron & Co. LLC is a private company that provides commodities brokerage services. The company is based in New York, NY.

Enduro Resource Partners II LP engages in the production and development of oil and natural gas. The company is headquartered in Fort Worth, TX.

Part of Alta Mesa Resources, Inc., Alta Mesa Holdings, LP is a privately held company located in the US. Alta Mesa Holdings, LP is engaged in onshore oil and natural gas acquisition, exploitation, exploration, and production. The American company's focus is to maximize the profitability of their assets in a safe and environmentally sound manner. The CEO of the company is Harlan H. Chappelle.

Riverstone Investment Group LLC (Riverstone Investment Group) is a private equity firm, subsidiary of Riverstone Holdings LLC, founded in 2000 by Pierre F. Lapeyre, Jr. and David M. Leuschen. The firm is headquartered in New York.

Centennial Resource Development LLC provides investment services. The company was founded on July 9, 2013 and is headquartered in Denver, CO.

Silver Run Acquisition Corp is a blank check company formed for the purpose of effecting a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar business combination with one or more businesses. The company was founded on November 4, 2015 and is headquartered in Houston, TX.

Alta Mesa Resources, Inc. is an independent exploration and production company, which is engages in the development of unconventional onshore oil and natural gas reserves. It operates through the following segments: Exploration and Production, Midstream, and Corporate. The Exploration and Production segment sells its production of oil, natural gas, and natural gas liquids (NGL) to customers generally at prevailing spot prices in effect at the time of the sale. The Midstream segment derives its revenue from fees assessed for gathering and processing natural gas, gathering and transporting oil, the sale of processed residue gas and NGLs, and produced water gathering and disposal services. The company was founded in November 2016 and is headquartered in Houston, TX.

Fieldwood Energy, Inc. engages in the acquisition, exploration and development of oil & gas properties. The company was founded in September, 2013 and is headquartered in Houston, TX.

Pipestone Energy Corp. is an oil and gas exploration and production company, which focuses on developing its condensate assets in the Pipestone area of Alberta. The company was founded on January 4, 2019 and is headquartered in Calgary, Canada.

Decarbonization Plus Acquisition Corp. is a blank check company, which engages in effecting a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar business combination with one or more businesses. The company was founded on September 7, 2017 and is headquartered in Menlo Park, CA.

Decarbonization Plus Acquisition Corp. II is a blank check company, which formed for the purpose of effecting a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar business combination with one or more entities. The company was founded on December 4, 2020 and is headquartered in Menlo Park, CA.

Decarbonization Plus Acquisition Corp. III operates as a blank check company. It is formed for the purpose of effecting a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar business combination. The company was founded on January 29, 2021 and is headquartered in Menlo Park, CA.

Decarbonization Plus Acquisition Corp. IV operates as a blank check company. It was formed for the purpose of effecting a merger, capital stock exchange, asset acquisition, stock purchase, reorganization, or similar business combination with one or more businesses. The company was founded on February 22, 2021 and is headquartered in Menlo Park, CA.

Part of Talen Energy Corp., Cumulus Digital Holdings LLC is an investment holding American company. The private company is located in the US. The CEO of the company is Alex Hernandez.