Separately, Calpine and Constellation are already among the largest power generation companies in the country.
Competitive generation giant Constellation has agreed to acquire Calpine Corp. in a $16.4 billion deal that is set to create ...
Constellation Energy Group Inc. has agreed to buy a Texas company in a deal worth more than $26 billion that will create one ...
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 ...