Western Midstream Partners, LP, together with its subsidiaries, operates as a midstream energy company primarily in the United States. It is involved in gathering, compressing, treating, processing, and transporting natural gas; gathering, stabilizing, and transporting condensate, natural gas liquids (NGLs), and crude oil; and gathering and disposing produced water. The company also buys and sells natural gas, NGLs, and condensate. It operates assets located in Texas, New Mexico, the Rocky Mountains, and North-central Pennsylvania. Western Midstream Holdings, LLC operates as the general partner of the company. The company was formerly known as Western Gas Equity Partners, LP and changed its name to Western Midstream Partners, LP in February 2019. Western Midstream Partners, LP was incorporated in 2007 and is based in The Woodlands, Texas.

Permian Resources Corporation, an independent oil and natural gas company, focuses on the development of crude oil and related liquids-rich natural gas reserves in the United States. The company's assets primarily focus on the Delaware Basin, a sub-basin of the Permian Basin. Its properties consist of acreage blocks in West Texas, Eddy County, Lea County, and New Mexico. The company was formerly known as Centennial Resource Development, Inc. and changed its name to Permian Resources Corporation in September 2022. Permian Resources Corporation was incorporated in 2015 and is headquartered in Midland, Texas.

Kimbell Royalty Partners, LP, together with its subsidiaries, engages in acquiring and owning mineral and royalty interests in oil and natural gas properties in the United States. It serves as the general partner of the company. The company was incorporated in 2015 and is based in Fort Worth, 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.

PrimeEnergy Resources Corporation, through its subsidiaries, engages in acquisition, development, and production of oil and natural gas properties in the United States. The company owns leasehold, mineral, and royalty interests in producing and non-producing oil and gas properties; and operates approximately 534 active wells and owns non-operating interests and royalties in 952 additional wells. It also acquires producing oil and gas properties through joint ventures with industry partners; and provides contract services to third parties, including well-servicing support, site-preparation, and construction services for oil and gas drilling and reworking operations. The company was formerly known as PrimeEnergy Corporation and changed its name to PrimeEnergy Resources Corporation in December 2018. PrimeEnergy Resources Corporation was incorporated in 1973 and 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.

Empire Petroleum Corporation engages in the acquisition, exploration, and development of oil and gas interests in Louisiana, New Mexico, Montana, North Dakota, and Texas. The company was formerly known as Americomm Resources Corporation and changed its name to Empire Petroleum Corporation in August 2001. Empire Petroleum Corporation was incorporated in 1983 and is headquartered in Tulsa, Oklahoma.