Philip M. Rykhoek

Part of Unit Corp., Amerac Energy Corp. is a company that produces and markets oil and gas. The company is based in Houston, TX. Amerac Energy was acquired by Southern Mineral Corp. on February 11, 1998 for $20.25 million.

Denbury Inc. is an independent energy company, which engages in the operation and production of oil and natural gas reserves. The firm holds interests in the Gulf Coast and Rocky Mountain regions. It aims to develop significant stranded reserves of American oil from depleted reservoirs through carbon dioxide enhanced oil recovery (CO2 EOR). The company was founded by Gareth G. Roberts in 1951 and is headquartered in Plano, TX.

Encore Energy Partners LP acquires and develops existing oil and natural gas properties. The firm operates through one business segment, the oil and natural gas exploration and production industry in the United States. The company was founded on February 13, 2007 and is headquartered in Houston, TX.

Part of Exxon Mobil Corp., Encore Energy Partners GP LLC is a company based in Dallas, TX. Scott W. Smith has been the CEO of the company since 2010.

Prison Entrepreneurship Program is a non-profit organization that provides character and leadership development. It offers education and mentoring. The company was founded in 2004 and is headquartered in Houston, TX.

Genesis Energy LLC distributes natural gas. The company was founded on May 28, 2002 and is headquartered in Houston, TX.