Anadarko Petroleum, 16116 County Road 22, Fort Lupton, CO 80621, US

Anadarko Petroleum Corporation explores, produces, gathers, processes and transports natural gas and unconventional resources. The company markets energy and provides a broad range of services to customers. Its properties are located primarily in Wyoming, including the Powder River Basin and Pinedale Anticline. Anadarko Petroleum also owns and operates natural gas facilities in the Rocky Mountain, Mid-Continent and west Texas regions of the United States. The company has in excess of 2.4 trillion cubic feet of potential reserves on more than 1.6 million net acres of low-risk exploration and production leasehold. It maintains proven reserves of 812 billion cubic feet and 10,800-plus miles of gathering pipeline. Anadarko Petroleum Corporation was founded in 1971 and is headquartered in The Woodlands, Texas, with a location in Denver.