Pioneer Natural Resources Company functions as an independent enterprise dedicated to the exploration, development, and production of oil and natural gas within the United States. The firm's activities encompass discovering, advancing, and extracting crude oil, natural gas liquids (NGLs), and gaseous hydrocarbons. A significant portion of its operations is concentrated in the Midland Basin, located in West Texas. By the close of 2021, specifically December 31, the company's reserve holdings included 130 million barrels of proved undeveloped and proved developed non-producing oil, 92 million barrels of NGLs, and 462 billion cubic feet of natural gas. At that time, Pioneer also possessed ownership stakes in eleven gas processing facilities. Established in 1997, Pioneer Natural Resources Company maintains its principal office in Irving, Texas.