|Industry:||Public Utilities & Services|
Calpine Corporation is a Fortune 500 power company founded in 1984 in San Jose, California. Calpine's headquarters were permanently moved from San Jose to Houston, Texas in 2009. The company's stock was traded on the New York Stock Exchange under the symbol CPN until it was delisted on December 5, 2005 due to low share price. On 1/31/08, Calpine emerged from bankruptcy and now trades on the NYSE under the ticker symbol CPN. The company is headquartered in the Calpine Center in Downtown Houston.