Constellation - Company Information


Constellation Electricity Plans

Plan Company
Rating
Length Price
15 Month Home Power Plan
15 months

/ kwh
more info



About Constellation

Constellation Logo

PURA#: 06-07-11

Constellation is the US's largest producer of carbon-free energy and a leader of retail supply of power, natural gas and home services for residences across the nation. Headquartered in Baltimore, their generation fleet produces enough energy to power 15 million homes and is helping to accelerate the nation's shift to clean energy with more than 32,400 megawatts of capacity and annual output that is 90 percent carbon-free. Constellation serves approximately 2 million residential, public sector and business customers, including three-fourths of the Fortune 100.



CT Energy Ratings Score:


( 3.4 / 5 )
Our rating criteria
All Providers Ranked From High To Low


Constellation Customer Engagement

1257   Reviews

441   Replies

Response Rate:
35.08 %




This graph ranks Price, Plans, Promotion, Order Experience, Customer Service, Billing, Account Management, Likelihood to recommend and Overall score of Constellation





1257 Reviews and 441 Replies for Constellation


Easy and Fast

(5 / 5)

“  I shopped for gas service recently when moving. Constellation made the entire process fast and easy, and I appreciate their friendly customer service. ”

— JLB
August 18th, 2026

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Good Price

(5 / 5)

“  Good price, good help on phone ”

— Good Price
June 6th, 2026

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Least expensive rate

(5 / 5)

“  Easy and transparent ”

— Cheapest rate
May 25th, 2026

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Good Choice

(5 / 5)

“  Company seems sincere about their customer service and wanting to save a member money ”

— William G
March 6th, 2026

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Great experience!

(5 / 5)

“  The customer service rep was very helpful in helping me to set up my online account. ”

— Made a good change.
November 9th, 2025

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Easy to switch

(5 / 5)

“  The switch experience is very smooth. ”

— Xxhh
October 10th, 2025

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My experience since changing to Constellation gas service

(5 / 5)

“  It has been a very good experience so far. They have done everything promised and then some when it came to reimbursements for my cancellation penalty with GA Natural Gas ”

— Steven Good
October 7th, 2025

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Easy!

(5 / 5)

“  This was the easiest transition I've ever had! ”

— Rhonna
September 14th, 2025

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So Far

(5 / 5)

“  I havent had it but a month so the review is limited. ”

— Bruce
June 8th, 2025

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Constellation Energy

(5 / 5)

“  Easy to enroll, they provide good and timely information and my energy expense has decreased quite a bit. ”

— Louis Gioia J
May 7th, 2025

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Very Professional

(5 / 5)

“  I was helped to find the best rate and after an interview and my acceptance, I got a letter in the mail confirming my agreement. First rate service. ”

— Jackie
April 26th, 2025

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Wonderful service and great promotions

(5 / 5)

“  Constellation always has good rates. ”

— Chris
April 14th, 2025

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Owner

(5 / 5)

“  Great service from start to finish and amazing price. Thank you. ”

— Liz
March 17th, 2025

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Happy customer

(5 / 5)

“  No problem. ”

— Pat
January 1st, 2025

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Constellation

(5 / 5)

“  Customer service was great and I was able to get a competitive rate. I highly recommend this gas company for natural gas service. ”

— De'Etra M.
October 29th, 2024

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Review

(5 / 5)

“  Easy to telephone to get your service ”

— Valerie
September 12th, 2024

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So far so good!

(5 / 5)

“  Good price and no surprises. ”

— Tom M.
September 9th, 2024

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Were is the Constellation energy for Gas and Electric

(5 / 5)

“  I would like to know why I'm still with IGS and Center Point Energy hasn't switched from IGS to Constellation? ”

— Chris Nimmer
August 13th, 2024

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Review

(5 / 5)

“  Very smooth transition ”

— Gayle Dirk
May 21st, 2024

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New electric supplier

(5 / 5)

“  So far it is great ”

— Harry Levan
May 14th, 2024

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