Evolution Petroleum Corporation, an energy company, engages in the development, production, ownership, and exploitation of onshore oil and gas properties in the United States. The company holds a non-operated interests in the SCOOP and STACK plays located in Central Oklahoma; the Chaveroo Field situated in Chaves and Roosevelt Counties, New Mexico; the Jonah Field located in Sublette County, Wyoming; the Williston Basin situated in Williston, North Dakota; the Barnett Shale field located in North Texas; the Hamilton Dome situated in Hot Springs County, Wyoming; and the Delhi Field, an onshore CO2-EOR project located in northeast Louisiana in Franklin, Madison, and Richland Parishes, as well as small overriding royalty interests in four onshore central Texas wells. The company was founded in 2003 and is based in Houston, Texas.