Terri R.
Service has been great
Service has been great - its unfortunate that it was only 5 month contract. It will then go up significantly. Easy to reach customer service. Wish i had a longer contract.

Great
Based on 362 reviews
Honesty, pricing, process and quality scores appear once 5 customers have rated them.
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Constellation (constellation.com) has 362 customer reviews on Folks Told, with an average rating of 4.2 out of 5.
362 approved reviews, newest moderated first
Terri R.
Service has been great - its unfortunate that it was only 5 month contract. It will then go up significantly. Easy to reach customer service. Wish i had a longer contract.
Robert Glore J.
I am happy that I changed my natural gas service to Constellation. It is kind of concerning that my gas usage is less than $10 but all the fees really jack up my bill
Reply from ConstellationOct 2, 2026
Hi Robert, Thank you for your feedback and for choosing Constellation as your natural gas provider. We understand your frustration with these fees. They are set by your utility, and all providers are legally required to charge the same fees at the same amounts. If you have any questions or concerns about your supply rate or contract, our team is happy to help and make sure you’re satisfied with our service.
Neglia Holdnon Madry H.
Always on time sharing services. Plenty to explore.
Mary Jane G.
Second contract with constellation. Changing suppliers was an easy transition, the 1st and I selected Constellation a second time when shopping for suppliers ....... still the best fixed rate and with ALL the ups and downs happening in the energy world (and my budget) its comforting to know I am locked in with a company I can rely on.
terryamodeohotmail.com
Low pricing and good service!
Bridget
Happy that they offer a choice for energy supplier and let you compare rates.
Elaine
Constellation makes it easy for me to use. Very user friendly. Highly recommended.
dawna G.
The service I received was excellent and the customer service was very helpful. The process compared to other energy servers are way lower and much more affordable. I’m so glad I switched to.