Calpine CPN Corporation Stock Message Board is a North American power company engaged in the development, construction, ownership and operation of power generation facilities and the sale of electricity predominantly in the United States, as well as in Canada and the United Kingdom. The Company focuses on two types of power generation technologies, natural gas-fired combustion turbine and geothermal. It has brought on line 15,780 MegaWatts (MW) of new, clean burning natural gas power plants and owns nearly one trillion cubic feet equivalent of proved natural gas