Abraxas Petroleum Corporation, an independent energy company, engages in the acquisition, exploration, exploitation, development, and production of oil and gas properties in the United States. The company operates oil and gas assets in the Permian/Delaware Basin, the Rocky Mountain, and South Texas regions. As of December 31, 2019, its estimated net proved reserves were 56.4 million barrels of oil equivalent. The company was founded in 1977 and is based in San Antonio, Texas.