Martyn Willsher

Southern Company Gas operates as an energy services holding company, which engages in distribution of natural gas. Its business segments include Distribution Operations, Retail Operations, Wholesale Services, and Midstream Operations. The company was founded in 1995 and is headquartered in Atlanta, GA.

Constellation Energy Group, Inc. supplies power, natural gas and energy products and services. The company was founded on September 22, 1995 and is headquartered in Baltimore, MD.

Memorial Production Partners LP engages in the acquisition, exploitation, development, and production of oil and natural gas properties. Its projects are located in South Texas, East Texas/Louisiana, Rockies, California, and Permian. The company was founded in April 2011 and is headquartered in Houston, TX.

Memorial Resource Development LLC operated as a crude petroleum and natural gas extraction company. The company was founded on October 26, 2011 and was headquartered in Houston, TX.

Memorial Production Partners GP LLC owns and operates natural gas properties. The company is headquartered in Houston, TX.

Amplify Energy Corp. engages in the acquisition, development, exploitation, and production of oil and natural gas properties. Its operations are located in large, mature oil, and natural gas reservoirs. The company was founded in March 2017 and is headquartered in Houston, TX.