Constellation Completes Acquisition of Calpine; Groups Have 55 GW of Generation Capacity

5 days ago 9

Darrell Proctor

Mon, January 19, 2026 astatine 10:38 AM CST 4 min read

Major U.S. inferior Constellation said it has completed its acquisition of Calpine Corp. from Energy Capital Partners (ECP), creating the nation’s largest shaper of electricity. The companies connected January 7 noted that the transaction, first announced arsenic a $16.4-billion woody a twelvemonth ago, unites Constellation’s atomic powerfulness fleet with Calpine’s earthy gas-fired and geothermal generation. The cash-and-stock deal, erstwhile including debt, has a full worth of $26.6 billion. The groups said the merged institution volition powerfulness information centers, precocious manufacturing facilities, and captious infrastructure. "This isn’t conscionable astir 2 large companies coming together—it’s astir strengthening America’s future," said Joe Dominguez, president and CEO of Constellation, successful a connection "Constellation is stepping up to powerfulness America’s maturation erstwhile our nation’s request for vigor is surging, and our planetary competitors are racing to seizure AI leadership. By uniting Constellation and Calpine, we’re providing the reliable, cleanable vigor that keeps our communities strong, our businesses competitory and our federation secure."

Andrew Novotny, president and CEO of Calpine, said, "This is an breathtaking time for some our companies and for the customers and communities we serve. We person the assets that powerfulness America contiguous and conscionable the needs of tomorrow. Our expanded capabilities volition let america to amended service customers and communities, alteration concern successful captious infrastructure and enactment nationalist priorities for vigor security, economical competitiveness and technological leadership. Our teams stock a relentless committedness to safety, sustainability and operational excellence, and I’m excited astir what we volition execute together." "As a decades-long capitalist successful powerfulness generation, ECP aims to unlock value, thrust semipermanent maturation opportunities and fortify plus reliability—often serving arsenic a span betwixt nationalist and backstage markets," said Tyler Reeder, president and managing spouse of ECP. "We are arrogant to person achieved those goals successful concern with Calpine’s absorption squad and judge this operation validates that vision, mounting the institution up for aboriginal occurrence portion gathering the evolving needs of its customers, communities and the U.S.’s electrical grid." The combined institution volition service 2.5 cardinal retail and concern customers nationwide. The groups said the acquisition besides strengthens Constellation’s footprint successful high-demand regions, including Texas and California, portion maintaining important operations successful Illinois, Maryland, New York and Pennsylvania. Constellation and Calpine unneurotic person 55 GW of procreation capacity. The institution volition support office successful Baltimore, Maryland, on with a important beingness successful Houston, Texas.


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