Constellation Energy Corporation

Constellation Energy Corporation is an American energy company headquartered in Baltimore, Maryland, and is recognized as the nation's largest producer of clean, reliable energy and the largest private-sector power producer globally. The company's core mission is to accelerate the transition to a carbon-free future by providing clean and reliable energy solutions to meet current and future demands.

Constellation offers a comprehensive suite of energy products and services, including electricity, natural gas, and sustainable solutions, to a diverse customer base. Its extensive generation portfolio comprises nuclear, hydroelectric, wind, solar, and natural gas assets, with its nuclear fleet being the largest in the United States. The company serves residential, commercial, industrial, and public sector customers, including a significant portion of Fortune 100 companies, across the continental United States.

Led by President and CEO Joseph Dominguez, Constellation is strategically positioned as a leading competitive energy supplier, focusing on the increasing demand for electricity, particularly from the AI industry, due to its substantial and stable nuclear power generation capabilities. Recent notable activities include filing license renewal applications in June 2026 to extend the operations of its Ginna Clean Energy Center and Nine Mile Point Unit 1 reactors in New York until 2049. Also in June 2026, the company announced a long-term nuclear power purchase agreement with Walmart. Constellation's Q1 2026 earnings report highlighted strong operational performance and a positive long-term growth outlook, further bolstered by its strategic acquisition of Calpine, which enhances its natural gas and geothermal assets.