Oklahoma-based Chesapeake Energy Corporation is a prominent independent exploration and production company that specializes in acquiring, exploring, and developing properties to extract oil, natural gas, and natural gas liquids from subterranean reservoirs across the United States. The organization possesses substantial holdings in natural gas resource plays in the northern Appalachian Basin's Marcellus Shale located in Pennsylvania, along with the northwest Louisiana-based Haynesville/Bossier Shales. Its inception dates back to 1989, and its headquarters are located in the Oklahoma City area.