Encore Acquisition Company was founded in 1998 and is based in Fort Worth, Texas.Encore Acquisition Company engages in the acquisition and development of oil and natural gas reserves from onshore fields in the United States. Encore Acquisition Company holds interests in various properties located in the Cedar Creek Anticline (CCA) in the Williston Basin of Montana and North Dakota; the Permian Basin of west Texas and southeastern New Mexico; the Rockies, which includes non-CCA assets in the Williston, Big Horn, and Powder River Basins of Wyoming, Montana, and North Dakota; the Paradox Basin of southeastern Utah; and the Mid-Continent area, including the Arkoma and Anadarko Basins of Oklahoma, the north Louisiana Salt Basin, the east Texas Basin, and the Mississippi Salt Basin. As of December, 31, 2008, Encore Acquisition Company had estimated total proved reserves of 134.5 MMBbls of oil and 307.5 Bcf of natural gas. Encore Acquisition Company sells its products to marketers, processors, refiners, and other purchasers.