Constellation says that after merging with Calpine, it will be the biggest electric utility in America, with 2.5 million ...
Baltimore-based Constellation, the nation’s largest operator of nuclear power plants, is acquiring Calpine Corp.
(Reuters) - Constellation Energy said on Friday it would buy privately held Calpine Corp, a geothermal and natgas energy ...
Constellation Energy is nearing a $30 billion deal to acquire power producer Calpine, a Houston operator of gas-fired power ...