Founded in 1984, Calpine Corporation is a major U.S. power company, currently capable of delivering more than 27,000 megawatts of clean, reliable and fuel-efficient power to customers and communities in 20 states in the United States and Canada. Calpine Corporation is committed to helping meet the needs of an economy that demands more and cleaner sources of electricity. Calpine develops, constructs, owns and operates a modern and flexible fleet of low-carbon, natural gas-fired and renewable geothermal power plants. Using advanced technologies, Calpine generates power in a reliable and environmentally responsible manner for the customers and communities it serves.