CONSOL Energy Inc. produces coal and natural gas for energy and raw material markets in the United States, Canada, and western Europe. It operates in Coal and Gas divisions. The Coal division engages in the mining, preparation, and marketing of thermal coal primarily to power generators; and metallurgical coal to metal and coke producers. It offers thermal, high volatile metallurgical, low volatile metallurgical, and other coal. The Gas division produces and sells pipeline quality natural gas to gas wholesalers. This division explores for unconventional gas, including coalbed methane, Marcellus, Utica, Chattanooga, Huron, and New Albany shales. As of December 31, 2012, the company had approximately 4.2 billion tons of proved and probable coal reserves; and approximately 15,000 gross natural gas wells primarily in Appalachia. It also provides midstream gas services, including designing, building, and operating natural gas gathering systems for moving gas from the wellhead to interstate pipelines or other local sales points; land services; and industrial supply services comprising the distribution of mining, drilling, and industrial supplies, as well as the provision of integrated supply procurement and management services. In addition, the company offers terminal services that include storing coal or loading coal directly into vessels from rail cars; river and dock services that transport coal from river loadout facilities through towboats, harbor boats, and barges; and water services that provide water for industrial use. CONSOL Energy Inc. was founded in 1991 and is headquartered in Canonsburg, Pennsylvania.