William B. D. Butler

XTO Energy Inc. operates as a domestic energy producer engaged in the acquisition, development, and discovery of oil and natural gas properties in the United States. It specializes in the development of tight gas, shale gas, coal bed methane, and unconventional oil resources. The company was founded by Steve Palko, Bob Simpson and Jon Brumley in 1986 and is headquartered in Spring, TX.

Stephens, Inc. is a full-service investment bank and brokerage firm headquartered in Little Rock, Arkansas. The firm was founded in 1933 and is a subsidiary of Susi Holdings, Inc., which is owned by Stephens Financial Services LLC. Stephens provides comprehensive securities sales and trading services, including customized solutions for clients in North America and abroad.

Athlon Energy, Inc. operates as an independent exploration and production company. The firm engages in the acquisition, development and exploitation of unconventional oil and liquids-rich natural gas reserves in the Permian Basin. The company was founded in 2010 and is headquartered in Fort Worth, TX.

Athlon Energy LP produces oil and natural gas. The company was founded by Nelson Kevin Treadway, Jennifer L. Palko, Rusty Plemons, Bud W. Holmes and David B. McClelland and is headquartered in Fort Worth, TX.

Athlon Holdings LP engages in the acquisition, exploration, development and production of oil and gas. It provides its services in the Permian Basin of West Texas. The company is headquartered in Denver, CO.

Part of Ovintiv, Inc., Athlon Finance Corp. is a company that provides investment services. The company is based in Wilmington, DE. Sherri A. Brillon has been the CEO of the company since 2014.