If you have questions about your participation, contact the electricity supplier, Constellation, at (833) 461-0813, 24 hours a day, or by email at vst@constellation.com.

For general program questions, email support_ma@goodenergy.com, or call (844) 864-3828 to reach Good Energy, the town of Sudbury’s consultant that manages the Program. We will return your inquiry within two business days.