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.