Constellation, an Exelon company, is a leading competitive energy company providing power, natural gas, renewable energy, and energy management products and services for homes and businesses across the continental United States. We provide integrated energy solutions — from Constellation NewEnergy® electricity, natural gas and renewable energy supply to Constellation NewEnergy® energy efficiency and distributed energy solutions — that help customers strategically buy, manage and use their energy. Today, approximately 2 million residential, public sector and business customers, including two-thirds of Fortune 100 companies rely on our commitment to innovation, dependability, transparency and service. 

On February 24, 2021, Exelon Corporation announced that its Board of Directors has approved a plan to separate Exelon Utilities and Exelon Generation, which includes Constellation, into two independent, publicly traded companies. Please visit to view a listing of Frequently Asked Questions. 

The following is an overview of our diverse portfolio of Constellation NewEnergy® solutions: