Calpine Corporation

Calpine operates energy facilities across North America, including combined-cycle, simple-cycle, solar, geothermal, cogeneration, and battery storage sites. Its fleet has approximately 27,000 megawatts of generating capacity across 80 facilities, serving residential and business customers through Calpine retail companies. Retail offerings include tailored electricity products and services for homes and businesses. The company also operates approximately 725 megawatts of geothermal energy at The Geysers and maintains the nation's largest portfolio of cogeneration facilities, totaling 5,948 megawatts. Calpine has more than 40 years of operation and approximately 2,500 employees. Its operations include facilities within regional transmission organizations and independent system operators across North America.