Chesapeake Energy Corporation (Chesapeake) is a producer of natural gas, oil and natural gas liquids (NGL) in the United States. The Company operates in two segments: Exploration and Production, and Marketing, Gathering and Compression. The exploration and production segment is responsible for finding and producing oil, natural gas and NGL. The marketing, gathering and compression segment is responsible for marketing, gathering and compression of oil, natural gas and NGL. It has positions in resource plays of the Eagle Ford Shale in South Texas; the Utica Shale in Ohio and Pennsylvania; the Anadarko Basin in northwestern Oklahoma and the Texas Panhandle, and the Niobrara Shale in the Powder River Basin in Wyoming. Its natural gas resource plays are the Haynesville/Bossier Shales in northwestern Louisiana and East Texas; the Marcellus Shale in the northern Appalachian Basin in Pennsylvania, and the Barnett Shale in the Fort Worth Basin of north-central Texas.