David W. Honeyfield

Part of Coterra Energy, Inc., Key Production Co., Inc. engages in oil & gas exploration. The company is based in Denver, CO. Key Production Co. was acquired by Cimarex Energy Co., part of Coterra Energy, Inc. from October 01, 2021 on September 30, 2002 for $225.05 million.

PDC Energy, Inc. engages in the exploration and production of oil and natural gas. The firm acquires, explores, and develops properties for the production of crude oil, natural gas, and natural gas liquids. Its primary operations are located in the Wattenberg Field in Colorado and the Delaware Basin in Texas. The company was founded in 1969 and is headquartered in Denver, CO.

Ultra Petroleum Corp. engages in the development, production, operation, exploration, and acquisition of oil and natural gas properties. It focuses on developing a tight gas sand trend located in the Green River Basin of southwest Wyoming; and assessing, exploring, and developing its position in the Marcellus Shale and other horizons located in the north-central Pennsylvania area of the Appalachian Basin of Pennsylvania. The company was founded on November 14, 1979 and is headquartered in Englewood, CO.

Cimarex Energy Co. is an independent oil and gas exploration and production company. Its activities include drilling, completing and operating wells. It operates through the following areas: Permian Basin, Mid-Continent, and Others in Oklahoma, Texas and New Mexico. The company was founded by F. H. Merelli in February 2002 and is headquartered in Denver, CO.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.

Intrepid Mining LLC mines and produces agricultural fertilizer nutrient. It also produces Solar Salt, Magnesium Chloride brine and Sulfate of Potash Magnesia. Its products are used to grow corn, wheat, soybeans, potatoes, hay and numerous other crops. The company was founded in January 2000 and is headquartered in Denver, CO

Jonah Energy LLC acquires and operates producing onshore oil and gas properties. It also offers drilling program and base production enhancement projects. The company was founded by Thomas M. Hart III in May 2014 and is headquartered in Denver, CO.