Whiting Petroleum

Whiting Petroleum is an independent exploration and production company headquartered in Denver, Colorado. The company controls one of the largest acreage positions in the Bakken resource play in North Dakota, where it is the top producer in the state. Whiting has also assembled more than 30,000 net acres in Niobrara oil window in Colorado’s DJ Basin, and also operates one of the largest enhanced oil recovery projects in the United States at the North Ward Estes Field in the Permian Basin of Texas. The Company went public in November 2003 and trades under the symbol WLL on the New York Stock Exchange.