Abraxas Petroleum Corp. is an independent energy company. It engages in the acquisition, exploitation, development and production of oil and gas. The company's oil and gas assets are located in four operating regions in the United States, the Rocky Mountain, Mid-Continent, Permian Basin and onshore Gulf Coast and in the province of Alberta, Canada. The company was founded by Robert L.G. Watson in 1977 and is headquartered in San Antonio, TX.