Diamondback Energy, Inc., an independent oil and natural gas company, acquires, develops, explores, and exploits unconventional, onshore oil and natural gas reserves in the Permian Basin in West Texas. It focuses on the development of the Spraberry and Wolfcamp formations of the Midland basin; and the Wolfcamp and Bone Spring formations of the Delaware basin, which are part of the Permian Basin in West Texas and New Mexico. The company also owns and operates midstream infrastructure assets, in the Midland and Delaware Basins of the Permian Basin. Diamondback Energy, Inc. was founded in 2007 and is headquartered in Midland, Texas.

Matador Resources Company, an independent energy company, engages in the exploration, development, production, and acquisition of oil and natural gas resources in the United States. It operates through two segments, Exploration and Production; and Midstream. The company primarily holds interests in the Wolfcamp and Bone Spring plays in the Delaware Basin in Southeast New Mexico and West Texas. It also operates the Eagle Ford shale play in South Texas; and the Haynesville shale and Cotton Valley plays in Northwest Louisiana. In addition, the company conducts midstream operations in support of its exploration, development, and production operations. Further, it provides natural gas processing and oil transportation services; and oil, natural gas, and produced water gathering services, as well as produced water disposal services to third parties. The company sells natural gas to unaffiliated independent marketing companies and unaffiliated midstream companies. The company was formerly known as Matador Holdco, Inc. and changed its name to Matador Resources Company in August 2011. Matador Resources Company was founded in 2003 and is headquartered in Dallas, Texas.

TXO Partners, L.P., an oil and natural gas company, focuses on the acquisition, development, optimization, and exploitation of conventional oil, natural gas, and natural gas liquid reserves in North America. Its acreage positions are concentrated in the Permian Basin of West Texas and New Mexico and the San Juan Basin of New Mexico and Colorado. The company was formerly known as TXO Energy Partners, L.P. and changed its name to TXO Partners, L.P. in May 2023. TXO Partners, L.P. was incorporated in 2012 and is based in Fort Worth, Texas.

Vital Energy, Inc., an independent energy company, engages in the acquisition, exploration, and development of oil and natural gas properties in the Permian Basin of West Texas, the United States. The company was formerly known as Laredo Petroleum, Inc. and changed its name to Vital Energy, Inc. in January 2023. Vital Energy, Inc. was founded in 2006 and is headquartered in Tulsa, Oklahoma.

Battalion Oil Corporation, an independent energy company, engages in the acquisition, production, exploration, and development of onshore oil and natural gas assets in the United States. It holds interests in the Delaware Basin located in the counties of Pecos, Ward, Reeves, and Winkler, Texas. It serves independent marketers, and oil and natural gas and gas pipeline companies. The company was formerly known as Halcón Resources Corporation and changed its name to Battalion Oil Corporation in January 2020. Battalion Oil Corporation was founded in 1987 and is headquartered in Houston, Texas.

PEDEVCO Corp., an oil and gas company, focuses on the acquisition, development, and production of oil and natural gas assets in the United States. It holds interests in the Permian Basin asset covering an area of approximately 22,721 net acres located in New Mexico; and D-J Basin asset covering an area of approximately 19,214 net acres located in Wyoming. The company is headquartered in Houston, Texas.

Mexco Energy Corporation, an independent oil and gas company, engages in the acquisition, exploration, development, and production of natural gas, crude oil, condensate, and natural gas liquids in the United States. It owns partial interests in wells located in the states of Texas, New Mexico, Oklahoma, Louisiana, Alabama, Mississippi, Arkansas, Wyoming, Kansas, Colorado, Montana, Virginia, North Dakota, and Ohio. It also owns leasehold mineral, royalty, and other interests. The company was formerly known as Miller Oil Company and changed its name to Mexco Energy Corporation in April 1980. Mexco Energy Corporation was incorporated in 1972 and is based in Midland, Texas.

Pioneer Natural Resources Company operates as an independent oil and gas exploration and production company in the United States. The company explores for, develops, and produces oil, natural gas liquids (NGLs), and gas. It has operations in the Midland Basin in West Texas. The company was founded in 1997 and is headquartered in Irving, Texas.