Separately, Calpine and Constellation are already among the largest power generation companies in the country.

Texas' surging growth in power demand was a big driver in the $26.6 billion deal to acquire Houston's largest private company ...

Constellation Energy Group Inc. has agreed to buy a Texas company in a deal worth more than $26 billion that will create one ...

Competitive generation giant Constellation has agreed to acquire Calpine Corp. in a $16.4 billion deal that is set to create ...

Constellation is buying power natural gas and geothermal power provider Calpine in a cash-and-stock deal valued at ...

Constellation Energy is nearing a roughly $30 billion deal to acquire power producer Calpine, people familiar with the matter ...

Constellation Energy’s deal to buy Calpine is being driven by fast-rising demand for electricity in part by the technology ...

Baltimore-based Constellation’s plans to acquire a Houston, Texas,-based natural gas  producer in a $26.6 billion deal will ...

Constellation is buying natural gas and geothermal power provider Calpine for $16.4 billion, joining together two of the country's biggest power companies. The acquisition would create the nation ...

Constellation Buying Calpine in $26.6 Billion Deal That Would Join Two Huge US Power Companies Constellation is buying natural gas and geothermal power provider Calpine for $16.4 billion, joining ...