William McMullen

Denham Capital Management LP (Denham Capital) is a private equity firm founded by Stuart Denham Porter, Riaz Qamar Siddiqi and Carl John Tricoli. The firm is headquartered in Boston, Massachusetts.

UBS Investment Bank provides investment banking and securities brokerage services. Its clients include institutional and corporate clients, intermediaries, governments, and hedge funds. The firm also provides merger and acquisition advisory, private placement, investment research, foreign exchange, equity, and leverage finance advisory services. The firm is headquartered in San Francisco, CA.

White Deer Management LLC (White Deer Management) is a private equity firm founded in 2008 by Benjamin Allen Guill and Thomas Jeffery Edelman. The firm is headquartered in Houston, Texas with additional office in New York.

Bayou City Energy Management LLC (Bayou City Energy) is a private equity firm founded in 2015 by William M. McMullen. The firm is headquartered in Houston, Texas.

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.

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 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.