Calpine

Calpine Corporation
Company typePrivate
IndustryEnergy
Founded1984 (1984)
FounderPeter Cartwright
Headquarters,
Key people
  • Andrew Novotny (CEO)
  • Thad Miller (CFO)
Revenue US$10.072 billion (2019)
US$770 million (2019)
Total assetsUS$16.062 billion (2018)
Number of employees
2,256 (2019)
Websitewww.calpine.com

Calpine is the largest generator of electricity from natural gas and geothermal energy in the United States, with operations in competitive power markets. A Fortune 500 company based in Houston, Texas,