Location > Oklahoma > Oklahoma City Metro Area
Chesapeake Energy    Oklahoma City OK
http://www.chk.com
Chesapeake is the second-largest producer of natural gas and the 11th largest producer of oil and natural gas liquids in the U.S. With an industry-leading portfolio of high-quality unconventional assets.
Devon Energy    Oklahoma City OK
http://www.devonenergy.com
Devon Energy Corporation is a leading independent oil and natural gas exploration and production company.