From Business: Questar Exploration & Production specializes in the acquisition, production and development of natural gas and oil assets. The company operates in Rocky Mountain and the…

From Business: Sefton Resources is a publicly held mining company involved in the development and production of oil and gas reserves throughout the United States. It operates in the East…

From Business: Energy Corporation of America is the culmination of more than 40 years of growth and diversification, combining Appalachian Basin natural gas development, deep exploration,…

From Business: Formed in 2002, Antero Resources Corporation is an exploration and production company that is focused on acquiring and developing unconventional natural gas properties in the…

From Business: Whiting Petroleum Corporation, located in Denver, is engaged in oil and gas property acquisition, exploitation, exploration and production activities primarily in the Rocky…

From Business: iscovery Natural Resources is a private exploration and production company headquartered in Denver and operating in Texas, Kansas, Utah and Colorado. Since its inception a…

From Business: Suncor Energy (U.S.A.) is a part of Suncor Energy, which is an integrated energy company. Suncor Energy specializes in natural gas production. The company conducts pipeline and…