Our Grading of Constellation

Rating Overall

show/hide details


How Ratings Work

Constellation Plan Summary

Constellation does not currently have any plans available on Maine Energy Ratings.

We recommend plans from XOOM Energy and instead.

View Constellation Plans

Customer Reviews of Constellation

Reviews Overall

2nd place
show/hide details


Read Reviews

Most Recent Constellation Reviews  


SAVE MONEY
Compare Constellation with all others. You will see how much you can save!!! L.Brant from Troy OH

Constellation Consistent
I have had no issues with Constellation and my rates are competitive. ATL30309 from Atlanta GA

HAPPY GAS!
Its been a good relationship with Constellation for the past two years. There have been a few problems with the billing system, but the problems were corrected and its been great since then. Its been a good match! Kendra from Augusta GA


4-5 Star Reviews: 530 (54%)