Constellation

About Constellation Energy

Constellation is the nation’s leading provider of carbon-free energy with a commitment to be 100% carbon-free by 2040. They serve over 2.5 million residential and business customers across the United States.  Their headquarters is located in Baltimore, MD and currently employ over 13,000 people. Constellation’s priorities focus on customers, the planet and their employees.

As such, for the second year in a row they were awarded for the 2024 Great Place to Work Certification by Great Place To Work®. The designation is based on how our employees rate their experience working at Constellation. In a survey of about 5,000 of our employees, 89% of those who responded said it is a great place to work – about 32 points higher than the average U.S. company. Great Place To Work® is acknowledged worldwide as a global benchmark for workplace culture, employee experience and the leadership behaviors proven to deliver strong market performance, employee retention and increased innovation.

Constellation Energy Reviews and Ratings

Constellation Energy Provider Score: 4.82/5

Constellation has been awarded Top Provider of 2025 in ElectricityRates.com’s list of the Best Electricity Providers. This results from a 20+ year track record of serving customers across the United States with innovative electricity plans, excellent customer service, and a lasting, positive impact in their communities.

Rate Offering: 4.83/5
Constellation offers a wide variety of energy plans and solutions including low fixed-rate electricity and natural gas plans, 100% renewable plans and smart home bundles. Depending on location, they have solar panel options for residential homes or businesses.

Customer Support: 5/5
When you need them, they are there for you. Day or night. You can reach out to customer support via their call center, live chat or email 24/7.

Business History & Community Outreach: 5/5
Founded in 2001, Constellation has been serving customers across the United States for 20+ years. They also have a significant positive impact in their local communities supporting Habitat for Humanity, E2 Energy to Educate and several other charitable causes. In 2021 Constellation and its employees contributed over $10M to support 4,000 organizations. Employees contributed 68,000 volunteer hours across 34 states.

Online Customer Reviews: 4.49/5
Constellation has a rating of 4.49/5, based on over 6,000 reviews across various review sites.

Constellation Energy Options

• Low Cost, Fixed-Rate Electricity Plans: 6, 12, 30 and 36-month plans
• Electricity Plans with Bundles: Plans that include smart home systems and A/C protection plans
• 100% Renewable Plans: Plans that support green power and offset energy usage with 100% renewable energy sources
• Natural Gas Plans: Lock in a fixed-rate natural gas plan and avoid untimely fluctuations on your gas bill
• Small Business & Commercial Electricity: Lower your energy overhead by procuring lower energy rates for your business

*All options subject to availability. Enter your ZIP Code to see available energy products in your area.

Constellation Energy Products

Constellation Energy’s suite of home energy products offer options to meet every home’s needs and budget.

Rooftop Solar

Constellation Energy has partnered with Sunrun to offer rooftop solar solutions to homeowners. This partnership brings together Constellation Energy’s expertise in the energy industry and Sunrun’s experience in residential solar installations. The rooftop solar product offered by Constellation Energy and Sunrun allows homeowners to harness the power of the sun to generate clean and renewable energy for their homes.

The partnership between Constellation Energy and Sunrun offers homeowners a hassle-free experience with little to zero upfront cost. Sunrun takes care of the entire process, from installation to maintenance, ensuring that homeowners can enjoy the benefits of solar energy with a locked-in rate for 25 years. This includes handling permits, inspections, and system monitoring to ensure optimal performance.

(*Offer only available in select areas of Connecticut, Maryland, Massachusetts, Pennsylvania, Washington D.C., and the PSEG utility territory in New Jersey.)

Constellation 360 Plan

The Constellation 360 Plan is a comprehensive home management solution designed to save you money on unexpected HVAC repairs, routine home maintenance and save on your energy bill. This plan offers a range of benefits to homeowners, including discounts on parts and labor for HVAC repairs, replacement HVAC systems, or water heaters. While there may be costs associated with enrolling in the Constellation 360° Plan, the potential savings in energy costs and the increased comfort and convenience make it a worthwhile investment for homeowners looking to improve their energy efficiency.

Constellation Connect

Constellation Connect allows customers to bundle energy management and security solutions with your energy plan. You get a customizable smart home system for convenience and peace of mind. Benefits include:

• Easy installation & compatibility with hundreds of smart devices
• 24/7 connectivity and live security monitoring available
• Voice control with Amazon Alexa or Google Home
• Security and energy management tools within one app

EV Charger Home Installation

Constellation home service’s team offers EV charging station installation to electric vehicle owners in Maryland and in Houston and Dallas, TX. The installation experts will ensure your desired charger is compatible with your home, handle all the permits, inspections, and paperwork needed to complete the installation.

EV home chargers reduce your charging costs and spare you the stress of finding and using public charging stations. Let Constellation get you plugged in and on the road today! (Installation services only available in Maryland and Texas.)

Commercial & Small Business Sustainability Strategies

Constellation Energy wants to help its business customers meet their sustainability goals and reduce energy costs. They offer customized solutions to provide data and reporting to help you reduce or achieve net zero emissions, better manage energy usage, and become a steward for the environment.

With Constellation, your business can attain the following benefits at little or no cost to you.

Why Choose Constellation?

Constellation is committed to maintaining high levels of customer service, competitive pricing, and working with their local communities to help those in need. You’ll get:

• Timely, personal responses to any and all of your questions
• Continuous feedback for added value to products and services
• A user-friendly online experience
• Competitive pricing and various payment option

Contact Information

• Official Website
• New Service Sign-Up & Customer Support Phone Number: 855-798-0821
• Constellation Account Login & Bill Pay

Note: If you’re experiencing an electricity outage, contact your local utility company.