About Constellation

Constellation By The Numbers

Solar Energy - Clean Electricity


producer of carbon-free energy in the U.S.

Windmills - Carbon free energy


of the nation's carbon-free electricity

32,400 MW

of capacity consisting of nuclear, wind, solar, natural gas and hydro, enough to power 20 million homes and businesses

215 TWh

of power served to Commercial customers


of Fortune 100 companies count on us for their energy needs

About Constellation

Constellation is the nation’s largest producer of carbon-free energy and sustainable solutions to millions of homes, institutional customers, the public sector, community aggregations and businesses, including three fourths of Fortune 100 companies.

Our generation fleet of nuclear, hydro, wind, and solar generation facilities powers more than 20 million homes and businesses, providing 10 percent of all clean power on the grid in the U.S. All told, our fleet is helping to accelerate the nation’s transition to clean energy with more than 32,400 megawatts of capacity and annual output that is nearly 90 percent carbon-free.

We are also helping customers reach their own climate goals through innovative clean energy solutions, including an upcoming, new 24/7 carbon-free energy matching product.

To further advance the fight against climate change and accelerate the transition to a carbon-free future, Constellation has set own ambitious climate goals, including:

As we work towards these goals, Constellation will continue to serve as a leading supporter of our communities through workforce development programs; philanthropy; volunteerism; and diversity, equity and inclusion initiatives; while maintaining the highest standards of corporate governance.Click hereto learn more about our values and our deep commitment to Environmental, Social, and Governance (ESG) principles.

Discover our history as a leader in the energy industry:



      Read More
      Read Less