Tom J. Walker

Grain Management LLC (Grain Management) is a private equity firm founded in 2007 by David Grain. The firm is headquartered in Washington, Columbia.

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.

Hampshire Equity Partners (Hampshire Equity Partners) is a private equity firm founded in 1990 by Tracey L Rudd. The firm is headquartered in Greenwich, Connecticut.

Founded in 1995 by Tim Collins, Ripplewood Investments LLC is a New York-based private equity company with an additional office in Tokyo

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.

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.

The Carlyle Group LP (Global Private Equity) is a private equity firm founded in the year 1990 by William E. Conway, Jr. and Daniel A. D'Aniello. The firm is headquartered in Washington DC.