"Website is junk , doesn't always work"

"My experience was very good, I would definitely reach out for information again."

"Very Disappointed by the underhanded move the sales Rep.did and changed my services without my consent. Very unprofessional."

"very good--just what i expected"

"You priced yourself out of the market with your latest offers."

"Experience was very good. Representative was very helpful."

"I was going to stay with Constellation but did not receive a good rate to continue. I went with a competitor who offered a lower rate."

"Constellation phone representative was very attentive and personable."

"I have been happy in the past, however, this was not a pleasant experience."

"We started out at a good kwh rate, but it is not good anymore. The customer service agent improved it somewhat, but not near enough for this fixed income old lady."

"I was extremely dissatisfied to find out I was being charged nearly double the price for my gas that I could have been get right from DTE"

"I have been a very satisfied customer for 13 years. I have never had any complaints. In fact have never had a better experience with electric companies."

"better than some other electric providers."

"General experience was good."

"All is good,,,just stay that way"