Constellation Energy customer service Phone / Email

Constellation is an energy company headquartered in Baltimore, Maryland, United States.

How to Contact Constellation Energy Customer Support/Phone Number?

Customer Care phone: 844-636-3749, 855-781-8702
Email: N/A

Constellation Energy registered office address

Baltimore, Maryland, United States.

About Constellation Energy

CEO: James McHugh (May 2018–)

Founded: 1999

Parent organizations: Exelon, Exelon Generation Company, LLC.

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. They 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.

Commitment to the Environment

Constellation, an Exelon company, recognizes that our industry is resource-intensive and produces emissions and waste streams that must be carefully managed. We are working to minimize our impacts on the environment, prevent pollution, preserve natural resources and promote energy efficiency.

Environmental Products & Services

They are proud to offer commercial and residential customers products and services that can reduce environmental impact and generate long-term local and global environmental benefits.


1. Renewable Energy Certificates

Residential customers in select electric distribution company service areas can “go green” with our renewable wind energy plans.

Residential Uses

  • Electricity
  • Natural Gas
  • Renewable Energy
  • Solar
  • Home Services


1. Renewable Energy Certificates

RECs are recognized as an effective way to promote sustainable energy, without requiring the development of an on-site renewable installation, which may not be an option for every business or organization.

2. Solar

We can design, build, own, operate, and maintain on-site and utility-scale solar projects that will require no up-front capital expenditures.

3. Energy Efficiency

Customized solutions for customers that are looking to increase energy efficiency and reliability, while more effectively using capital and lowering operating costs.

Business Uses

  • Electricity
  • Natural Gas
  • Renewable Energy
  • Distributed Energy
  • Solar
  • Energy Efficiency

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Constellation Energy App on Google play

Constellation Energy App on Apple App Store

Constellation Energy Overview

  • 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.

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