Atlas Energy Group, LLC is engaged in the development and production of natural gas, crude oil, and natural gas liquids across various regions in the United States. The company has significant interests in the Eagle Ford Shale in southern Texas, the Marble Falls play in the Fort Worth Basin, and the Mississippi Lime play in northwestern Oklahoma. Additionally, Atlas Energy focuses on the Appalachian Basin for its natural gas production. It sponsors and manages tax-advantaged investment partnerships to finance the exploration and development of its properties. Founded in 2011 and headquartered in Fort Worth, Texas, Atlas Energy aims to leverage its assets and partnerships to enhance its operational capabilities in the energy sector.