Calpine

Calpine Corporation, established in 1984, is America's largest generator of electricity from natural gas and geothermal resources, focusing on providing energy services to wholesale and industrial customers. With their vision centered on being North America’s premier competitive power company, their mission involves providing investors with a superior return. Headquartered in Houston, Texas, with major offices in San Jose, California and Wilmington, Delaware, Calpine operates 77 power centers across 21 states in the USA, including a 93% carbon-free and 33% renewable geothermal portfolio.