ELECTRICITY SUPPLY from Constellation
- Residential 1-888-320-8991
- Small Business 1-888-320-8991
- Large Business 1-800-316-8011
- Consulting, ESPC and Design/Build 1-888-210-8899
- Demand Response (in NY) 1-844-622-2767
- Commercial Solar and Wind 1-866-915-0441
- Residential Solar (in CT, MA and NY) 1-844-368-2879
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Note: ConEdison Solutions will not give or sell the information you provide us to any unaffiliated party
without your consent, unless we are required to do so by law.
Regional offices handle commercial-related inquiries, all calls relating to residential electricity should call 1-888-320-8991.