Canonsburg, Pennsylvania United States
Consol Energy, Inc. is a leading producer of coal and natural gas in the United States. Based in Pittsburgh, Consol Energy was founded in 1860. The company owns Appalachian coal mines and exploration equipment for natural gas and Marcellus shale production. Consol Energy provides power for more than two-thirds of the country and is committed to the environment. Its private research and development facility focuses on efforts to reduce pollution and increase energy efficiency.