Policy Statements & Other Resources

Sustainability Policies

As the nation’s top carbon-free energy producer, Constellation is accelerating the transition to a carbon-free future. We are committed to creating a better future for our communities through a culture that prioritizes operational efficiency, resource stewardship, community partnerships, and innovative investments in the future. We strive to protect and restore the environment and enhance the daily lives of our customers, employees, and communities by effectively managing our impacts to air, land, and water. Constellation’s environmental commitment and community partnerships are key to addressing the challenges of climate change, while creating a better future for the people we serve.

Please see below for our policy statements that lay out our values, guiding principles and commitments related to these important environmental and social issues.


ESG Rating Agency Materials

CDP Climate Change & Water Questionnaires

CDP is a not-for-profit charity that runs the global disclosure system for investors, companies, cities, states and regions to manage their environmental impacts. Read our responses to the 2023 CDP Climate Change and Water Security questionnaires below.

Other Sustainability Resources

Our External GHG Emissions Inventory Assurance Statement provides verification of our scope, 1, 2, and 3 GHG emissions.

The 2023 Benchmarking Air Emissions of the 100 Largest Electric Power Producers in the United States Report is the 19th collaborative effort highlighting environmental performance and progress in the U.S. electric power sector. The report uses publicly reported data from 2021 to compare the emissions performance of the 100 largest power producers in the U.S. According to the 2023 report, Constellation is the nation’s largest producer of clean, carbon-free energy and boasts the lowest rate of carbon dioxide emissions among the 20 largest private, investor-owned power producers in the United States or the 10th consecutive year, with the next cleanest company among the group of 20 had more than four-and-a-half times the rate of carbon dioxide emissions (lbCO2e/MWh) as Constellation.

The United Nations Sustainable Development Goals (UN SDGs) are a universal call to action to end poverty, protect the planet and improve the lives and prospects of everyone, everywhere. We align our star strategy – Power America’s Clean Energy Future, Provide Energy and Sustainability Solutions for Customers, Expand America’s Largest Fleet of Clean Energy Centers, and Uplift and Strengthen Our Communities – to the UN SDGs. See our 2022 Constellation Sustainability Report for more information.