Scott W. Smith

Vanguard Natural Resources LLC is an oil and natural gas exploration company, which focuses on the acquisition and development of mature long-lived natural gas and oil properties. Its properties are located in the Appalachian Basin in Kentucky and Tennessee; the Permian Basin in West Texas and New Mexico; and the Big Horn Basin in Wyoming and Montana. The company was founded in October 2006 and is headquartered in Houston, TX.

Wiser Oil Co. engages in exploration and development of oil and gas in Texas, New Mexico, the Gulf Coast and Western Canada. It markets its production of oil, natural gas and NGLs to purchasers, including large refiners and resellers, pipeline affiliate marketers, independent marketers, utilities and industrial end-users. The company was founded in 1905 and is headquartered in Dallas, TX.

Part of Dominion Energy, Inc., San Juan Partners LLC is a company that invests in and develops natural gas fields. The company is based in Houston, TX. The company was founded by Christopher N. O'Sullivan. San Juan Partners was acquired by Dominion Generation, Inc. on January 20, 1999 for $90.10 million.

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.

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.

Ensource Energy Co. LLC provides anthracite mining services. It serves the mining industry. The company is headquartered in Houston, TX.

Part of Grizzly Energy LLC, Eagle Rock Energy GP LP is an American company. Scott W. Smith has been the CEO of the company since 2015.