Skip to content

Animals & PetsAnimal Health, Animal Parks & Zoo, Cats & Dogs
Beauty & Well-beingCosmetics & Makeup, Hair Care & Styling, Personal Care
Business ServicesAdministration & Services, Associations & Centers, HR & Recruiting
Construction & ManufacturingArchitects & Engineers, Building Materials, Chemicals & Plastic
Education & TrainingColleges & Universities, Courses & Classes, Education Services
Electronics & TechnologyAppliances & Electronics, Audio & Visual, Computers & Phones
Events & EntertainmentAdult Entertainment, Children's Entertainment, Clubbing & Nightlife
Food, Beverages & TobaccoAgriculture & Produce, Asian Grocery Stores, Bakery & Pastry
Health & MedicalClinics, Dental Services, Diagnostics & Testing
Hobbies & CraftsArt & Handicraft, Astrology & Numerology, Fishing & Hunting
Home & GardenBathroom & Kitchen, Cultural Goods, Decoration & Interior
Home ServicesCleaning Service Providers, Craftsman, House Services
Legal Services & GovernmentCustoms & Toll, Government Department, Law Enforcement
Media & PublishingBooks & Magazines, Media & Information, Photography
Money & InsuranceAccounting & Tax, Banking & Money, Credit & Debt Services
Public & Local ServicesEmployment & Career, Funeral & Memorial, Housing Associations
Restaurants & BarsAfrican & Pacific Cuisine, Bars & Cafes, Chinese & Korean Cuisine
Shopping & FashionAccessories, Clothing & Underwear, Clothing Rental & Repair
SportsBall Games, Bat-and-ball Games, Bowls & Lawn Sports
Travel & VacationAccommodation & Lodging, Activities & Tours, Airlines & Air Travel
UtilitiesEnergy & Power, Oil & Fuel, Water Utilities
Vehicles & TransportationAir & Water Transport, Airports & Parking, Auto Parts & Wheels

All categories Browse by state

Companies How it works For businesses

Search companies/

Menu

Search companies

All companies
Companies by state
How it works
For businesses

Categories

Animals & Pets
Beauty & Well-being
Business Services
Construction & Manufacturing
Education & Training
Electronics & Technology
Events & Entertainment
Food, Beverages & Tobacco
Health & Medical
Hobbies & Crafts
Home & Garden
Home Services
Legal Services & Government
Media & Publishing
Money & Insurance
Public & Local Services
Restaurants & Bars
Shopping & Fashion
Sports
Travel & Vacation
Utilities
Vehicles & Transportation

Customer reviews of businesses across the United States, so the next customer knows who they are dealing with.

About

About Five Star Index
How it works
How scores work
Contact

Community

Write a review
Review guidelines
All companies
Companies by state

For businesses

Claim your listing
Respond to reviews
How listings work

Categories

Animals & Pets
Beauty & Well-being
Business Services
Construction & Manufacturing
Education & Training
Electronics & Technology
Events & Entertainment
Food, Beverages & Tobacco
Health & Medical
Hobbies & Crafts
Home & Garden
Home Services
Legal Services & Government
Media & Publishing
Money & Insurance
Public & Local Services
Restaurants & Bars
Shopping & Fashion
Sports
Travel & Vacation
Utilities
Vehicles & Transportation

© 2026 Five Star Index. Reviews are the opinions of their authors, not of Five Star Index.

Terms of use
Privacy policy
Review guidelines
Contact

Constellation Reviews | Read Customer Reviews of constellation.com

Home
Utilities
Energy & Power
Constellation

ConstellationReviews of constellation.com

4.2362 reviews
Energy & Power
1310 Point Street, Baltimore, Maryland

Call Directions Website

Constellation4.2

Reviews362 About Contact

Overall score

4.2 out of 5

Great

Average of 362 reviews

Distribution

5★71%
4★9%
3★4%
2★4%
1★13%

What customers rate

Detail scores appear once 5 customers have rated them.

Contact & location

(855) 465-1244
constellation.com
1310 Point StreetBaltimore, MD 21231

Call Directions

About Constellation

View Plans

Constellation (constellation.com) has 362 customer reviews on Five Star Index, with an average rating of 4.2 out of 5.

Also known as: constellation.com
Website: constellation.com
Category: Energy & Power
Location: Baltimore, Maryland
Listed on Five Star Index: 2026

About these reviews

Replies: The company replied to 24% of reviews.
Latest: Most recent review: October 2026.
Edits: Reviews are shown as their authors wrote them. The company can reply, but cannot edit them.
Score: This company cannot pay to remove reviews or change its score.

How we calculate scores

Is this your business?

Correct your details and reply to customers in public. Both are free.

Claim this listing

More in Energy & Power

CompanyRatingReviews

National Solar Energy Corporation
Energy & Power · Laurel, Maryland
New
1 review
1
Solar Energy World
Energy & Power · Laurel, Maryland
New
1 review
1
Energy Ogre
Energy & Power · Houston, Texas
Excellent
275 reviews
275
EZ Energy Services
Energy & Power · Brooklyn, New York
Excellent
85 reviews
85

Call the company Directions Write a review

Constellation reviews

Showing 256 reviews with 5 stars · Clear filters

Sort

Apply

christine
Aug 6, 2026
Reasonable pricing
Reasonable pricing
Report
Jenny T.
Aug 6, 2026
Happy with my choice
I just switched to constellation and the transition was seamless. They provided all of the information I needed to create an online account for payments and billing in the time frame they promised. Still waiting for my 1st bill but expecting a smooth process
Report
Marilyn M.
Aug 6, 2026
Easy transition
Easy transition
Report
LiAundra
Aug 6, 2026
Easy to switch and great rates
Easy to switch and great rates
Report
john
Aug 5, 2026
The Company did everything well
The Company did everything well. I have no questions or complaints.
Report
Raoul
Aug 5, 2026
Easy to switch over and good rates.
Easy to switch over and good rates.
Report
Matthew
Aug 3, 2026
Very good excellent
Very good excellent
Report
Karen
Aug 1, 2026
The change over to better rate was very…
The change over to better rate was very easy. Thanks.
Report

Previous 1…4 5 6 7 8…32 Next