Founded in 1954, Apache Corporation (APA) is an international natural gas and petroleum production and exploration company. Headquartered in Houston, Texas, in 2015 the company produced 195,000 barrels of oil equivalent daily. The company specializes in the development and production of crude oil, natural gas and NGLs. With exploration interests in four countries, including the USA, Canada, the United Kingdom and Egypt, the company also pursues the interest in other territories. Traded on the NYSE, Apache Corporation is included in the S&P 500 component.