About Constellation, An Exelon Company
About Us

Making Energy Work For You 


Who We Are

Constellation is a leading competitive supplier of power, natural gas, renewable energy and energy management products and services for homes and businesses across the continental United States.
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Competitive Markets

Competitive energy markets help businesses, consumers and governments lower costs, reduce usage and become more environmentally sustainable. Learn more about competitive markets, the benefits of energy choice and how to advocate for it in your state.
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Do you want to work for the most dynamic energy company in the industry? If you have passion, want to deliver innovative energy solutions to customers, and make a difference in our communities, come work for us.
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News & Events

Find information about Constellation news and events.
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Areas We Serve

Do we serve your state? Click below to view our interactive map.

Use the interactive map to see if Constellation Energy services are available in your area

Learn More About Exelon Corporation

Constellation joined the Exelon family of companies in 2012.

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These materials are provided by Constellation NewEnergy, Inc., Constellation Energy Power Choice, Inc., Constellation Energy Gas Choice, Inc., Constellation Energy Services, Inc., Constellation Energy Services – Natural Gas, LLC, or BGE Home Products & Services, LLC (d/b/a BGE Home, Constellation Electric and Constellation Home in Maryland and d/b/a Constellation Home in Pennsylvania and Texas), each a subsidiary of Exelon Corporation. Exelon Corporation also owns Baltimore Gas and Electric Company (BGE), ComEd and PECO energy companies. BGE Home Products & Services, LLC, is not the same company as BGE, the regulated utility. The prices of Constellation are not regulated by any state Public Utility Commission. You do not have to buy Constellation electricity, natural gas or any other products to receive the same quality regulated service from your local utility. Brand names and product names are trademarks or service marks of their respective holders. All rights reserved. Errors and omissions excepted.

Electricity or Gas Supplier License #s: CT DPUC Docket No.99-11-14 07-03-08, 06-02-17; GA PSC License Docket #: 22253, GM-33; IL #s 11-0394, 10-0540, 02-0489; 10-0129, 07-0279, MD License #s IR-228, IR-1853, IR-311, IR-327, IR-500; MA License #CS-045; MI Case #U-14066, U-13660; NJ License #ESL-0016, ESL-0066; GSL-0074; OH #s 00-003E(7); 02-021G(6); PA#s A-125050, A-110036, A-110186; Washington D.C. Supplier License Docket EA01-5, EA-06-5-4, #GA-2012-12, GA-11-5