Constellation Ranks 9th on Barron's List of the 100 Most Sustainable U.S. Companies

BALTIMORE--(BUSINESS WIRE)--Constellation (Nasdaq: CEG), the nation’s largest producer of carbon-free energy, ranked ninth in Barron’s seventh annual “100 Most Sustainable Companies” list, which measures the largest 1,000 publicly traded U.S. companies using 230 environmental, social and governance criteria ranging from workplace diversity to greenhouse-gas emissions. Constellation, making its debut on the list this year, achieved the highest score of any energy company. Barron’s worked with Calvert Researc ...