Sign up for 100% Renewable Energy

If you prefer the Avon program option which includes 100% renewable energy certificates (MA Class I RECs), please complete the secure online form below. Be sure to use the name and address associated with the account. Your product choice will be changed on the next available meter read.

Alternatively, you may contact the program supplier, Dynegy, directly at (866) 220-5696, Monday through Friday, 9:00 AM to 8:00 PM EST (excluding holidays). Please have your National Grid account information available when contacting. Be sure to use the name and address associated with the account. Your National Grid bill will reflect the change in supply rate for the product option you selected on your next available meter read date.