The raging Kincade fire in northern California has damaged and knocked some of Calpine's The Geysers power plants offline. Houston-based Calpine operates the world's largest geothermal power ...

As proposed, Constellation Energy’s plan to buy Calpine would hurt ... s Counsel said in a protest. The companies’ proposal to sell four Calpine power plants in PJM totaling about 3.5 GW ...

A spokesman for the Calpine geothermal facility, The Geysers in Lake County near the Sonoma County border, said Thursday that the Kincade Fire caused relatively minor damage and the fire threat to ...

Calpine Corp., the largest U.S. issuer of junk bonds in 2004, said Wednesday it will sell as many as eight power stations and idle money-losing plants to accelerate $3 billion in debt reduction.

Calpine still owns valuable assets. It has a large fleet of power plants and government permits to build more. One property alone -- the Geysers geothermal plant near Clear Lake -- are worth ...

Calpine holds a majority stake in “The Geysers,” a collection of 19 geothermal power plants outside Sonoma, California that is collectively the largest producer of geothermal power in North ...

In January, Constellation announced its agreement to buy Calpine, a privately held natural gas and geothermal company ... of People's Counsel said in its protest last month to FERC.

Constellation Energy (CEG), America’s largest nuclear power plant operator has agreed to buy Texas-headquartered geothermal ...

power-plant operator Calpine announced ambitious plans Thursday to expand its production of geothermal energy. “We at Calpine were green long before those qualities were recognized for the ...

operating the nation’s largest geothermal generation business. Calpine officials said they expect low-emission natural gas plants to play a key role in a transition to cleaner energy sources.

Calpine, which is based in Houston and privately held, operates a large fleet of natural gas power plants in several states as well as the Geysers geothermal energy complex in California.