Constellation
Procurement partnerAbout
Constellation is a competitive energy supplier that serves over 2 million homes and businesses, including 80% of the Fortune 100, with electricity, natural gas, and a comprehensive suite of customizable energy products and services. The company operates as the nation's largest producer of clean, carbon-free energy and supplies residential, commercial, industrial, and public sector customers across the continental United States. Constellation and its affiliates procure and purchase electricity an...
Details
VenSearch Intelligence
Ideal Customer
- Constellation serves customers across all segments — from individual homeowners to Fortune 100 enterprises — but its commercial and industrial (C&I) segment is the core of its business, serving approximately 216,500 business and public sector customers.
- Large enterprises with significant energy demands, including technology companies operating AI data centers, government agencies, manufacturing facilities, and multi-site industrial operations, derive the most value from Constellation's customizable purchasing strategies, sustainability solutions, and 24/7 carbon-free baseload supply.
Key Differentiators
- Constellation's primary differentiator is its position as the nation's largest producer of clean, carbon-free energy, anchored by the largest private nuclear fleet in the U.S. — approximately 22 gigawatts across 25 units at 14 sites — which provides 24/7 dispatchable baseload power that renewable sources cannot match.
- The company is ranked #1 in operational metrics among major nuclear operators, with a 94.6% capacity fleet capacity factor approximately 4% above the industry average.
Industries Served
- Constellation serves a broad spectrum of industries including manufacturing, technology (AI and data centers), public sector/government, healthcare, financial services, retail, transportation, municipalities, cooperatives, and utilities.
- The company supplies energy to approximately 80% of the Fortune 100, with notable customers including Microsoft, Meta, Google, and the U.S. General Services Administration (GSA).
Service Coverage
- Constellation Energy (NASDAQ: CEG) operates across the continental United States, serving customers in both wholesale and retail deregulated energy markets spanning most of the lower 48 states.
- The company serves over 2.5 million residential and business customers, with commercial electricity supply available in states including Arizona, Connecticut, Delaware, Illinois, Maryland, Massachusetts, Michigan, New Jersey, New York, Ohio, Pennsylvania, Texas, Virginia, and more.
Partnerships
- Constellation's most significant partnerships are with major technology hyperscalers seeking 24/7 carbon-free energy for AI data centers.
- In September 2024, Constellation signed a landmark 20-year, $16 billion Power Purchase Agreement (PPA) with Microsoft to restart Three Mile Island Unit 1 (the Crane Clean Energy Center), and subsequently signed a 20-year PPA with Meta for the Clinton Clean Energy Center in Illinois.
Company Size & Ownership
- Constellation Energy is a Fortune 200 publicly traded company (NASDAQ: CEG) with approximately 15,339 employees as of 2025, growing steadily from ~13,370 at its 2022 spin-off.
- Annual revenue reached $25.5 billion in 2025, with trailing twelve-month revenue approaching $31.3 billion following the January 2026 Calpine acquisition.
Compliance & Certifications
- Constellation's Nuclear Environmental Management System (EMS) is certified to ISO 14001:2015, with recertification every three years through third-party audits.
- The company's cybersecurity strategy aligns with the NIST Cybersecurity Framework (CSF) and the North American Electric Reliability Corporation Critical Infrastructure Protection (NERC CIP) standards, and is also subject to the NRC Cybersecurity Rule (10 CFR 73.54).
Compiled from public sources by VenSearch · Last researched October 14, 2026
Offerings
26 offeringsA/C Alert & Service Plan
An electricity plan available in Houston and Dallas, Texas that combines a fixed electric supply rate with repair coverage on the customer's air conditioning and furnace. A certified local technician is dispatched 24/7 if the A/C breaks, and the plan covers parts and labor up to $2,000 per contract year. The plan includes A/C system monitoring using Smart Meter Texas usage data.
Business Electricity Plans (Small and Midsized Businesses)
Electricity supply plans designed for small and midsized businesses, allowing customers to compare energy options, evaluate pricing, and enroll online or by phone. Constellation serves as the energy supplier setting supply rates and contract terms, while the local utility continues to deliver electricity. Plans are available in deregulated energy markets across the U.S.
Business Natural Gas Plans (Small and Midsized Businesses)
Natural gas supply plans designed for small and midsized businesses, with options to compare pricing and terms and enroll online. Constellation acts as the natural gas supplier while the local utility handles delivery. Plans are available across competitive energy markets in the U.S.
Carbon Offsets
Carbon offset products available to commercial customers as part of Constellation's suite of managing carbon and sustainability solutions. Listed as a commercial sustainability offering alongside renewable energy certificates and hourly carbon-free energy matching to help businesses meet their carbon reduction goals.
Commercial Electricity Supply
Electricity supply products and purchasing strategies for commercial and industrial business customers across competitive energy markets throughout the continental United States. Constellation offers a variety of pricing options and customizable purchasing strategies, including sustainability and carbon reduction approaches, serving companies of any size. Electricity service for commercial customers is available in states including Arizona, Connecticut, Delaware, District of Columbia, Illinois, Maine, Maryland, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Oregon, Pennsylvania, Rhode Island, Texas, and Virginia.
Commercial Natural Gas Supply
Natural gas supply products and purchasing strategies for commercial and industrial business customers across multiple U.S. states including Arkansas, California, Colorado, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Mississippi, Missouri, Nebraska, North Carolina, Ohio, Oklahoma, Pennsylvania, South Carolina, South Dakota, Tennessee, Texas, Virginia, West Virginia, Wisconsin, and Wyoming. Constellation offers customizable natural gas purchasing strategies and sustainability and carbon reduction strategies for businesses of any size.
Constellation Navigator
Constellation Navigator is a sustainability and energy management tool offered to commercial customers as part of Constellation's emerging technology and sustainability strategy suite. It is described as one of the innovative solutions Constellation is advancing to help customers address evolving energy and sustainability needs. Navigator is listed under both the commercial sustainability strategies and emerging tech categories on the website.
Constellation Offsite Renewables (CORe)
Constellation Offsite Renewables (CORe) is a commercial renewable energy product that enables businesses to procure renewable energy from offsite generation sources. It is listed as part of Constellation's suite of sustainability products for commercial customers seeking to meet renewable energy and carbon reduction goals. CORe is described as one of the innovative solutions Constellation is advancing to help customers address evolving energy and sustainability needs.
Constellation Rewards
A loyalty rewards program for residential Constellation customers that allows customers to earn Reward Points every month and access special offers, deals, discounts, giveaways, and games. Rewards can be redeemed for dining, shopping, entertainment, travel, and local favorites, and include seasonal bonuses, a daily Prize Wheel for guaranteed wins, and green perks. Customers are automatically enrolled upon signing up with Constellation.
Electric Vehicle (EV) Plans
Residential EV electricity plans available to EV owners in Texas and Pennsylvania that offer lower or free off-peak charging windows, 100% renewable energy matched by renewable energy certificates sourced from U.S. wind and/or solar, and 12- or 24-month plan terms. Plan options include FlexCharge and FreeCharge, designed to help EV owners manage home charging costs by shifting usage to off-peak hours.
Energy Efficiency Solutions (Efficiency Made Easy)
Energy efficiency advisory and solutions program for commercial customers, offered under the brand name Efficiency Made Easy (EME). It is listed as part of the commercial sustainability strategy suite and is also referenced as a channel partner program. The program is designed to help businesses manage and reduce their energy consumption.
Fixed-Rate Electricity Plans
Residential fixed-rate electricity plans available in deregulated energy markets across states including Connecticut, Delaware, Illinois, Massachusetts, New Jersey, Ohio, Pennsylvania, Texas, and Washington D.C. Customers pay the same price per unit of energy over the entire contract period, providing budget protection and predictability against market rate fluctuations. Plan variants include fixed-rate with usage bill credits, fixed-rate with no minimum usage fees, and the Powered & Prepared plan.
Fleet Electrification
A commercial energy solution focused on helping businesses electrify their vehicle fleets, listed under the commercial electricity and sustainability strategies section. This offering is part of Constellation's suite of products supporting the transition to carbon-free energy for commercial customers.
Free Power Hours
A Texas electricity plan that provides free electricity every night from midnight to 4 a.m. with no catches or hidden markups, while maintaining competitive daytime rates. This time-of-use plan is designed for homeowners who can shift heavy energy use such as EV charging or appliance use to overnight hours.
Home Services
Energy-focused home services offered in Texas, Maryland, Atlanta, and Philadelphia (Pennsylvania) covering HVAC assessment and repair, plumbing, and related home systems. Certified Constellation technicians, electricians, and plumbers are dispatched to customer homes to assess problems and improve energy efficiency, with service scheduling available online. In Texas, customers can also obtain an electricity plan paired with A/C protection.
Hourly Carbon-Free Energy (CFE) Matching
An advanced sustainability product for commercial customers that matches their energy usage with carbon-free energy on an hourly basis rather than on an annual or aggregate basis. This offering is highlighted as one of the innovative sustainability solutions Constellation is advancing to help customers address evolving energy needs. It is listed under the Managing Carbon section of the commercial sustainability offerings.
Natural Gas Plans
Residential natural gas supply plans including fixed-rate options that allow customers to lock in their energy rate for the length of their contract. Available in states including Georgia, Illinois, New Jersey, Ohio, and Pennsylvania, these plans provide price certainty and protection against seasonal and market rate volatility while the local utility continues delivery and billing.
Nuclear Energy Plan
A 12-month Nuclear-Powered Clean Electricity Plan available in Washington, D.C. that helps reduce carbon emissions associated with energy use while powering a home. This plan provides an energy option sourced from nuclear power, combining environmental benefit with budget-friendly pricing.
Powered & Prepared Plan
A fixed-rate electricity plan that combines price protection with a practical emergency preparedness gift so customers are not caught off guard during storms, outages, or unexpected disruptions. Available to homeowners and renters who want a predictable bill along with an emergency readiness benefit.
Renewable & Sustainability Solutions (Business)
Renewable energy and sustainability solutions for small and midsized businesses, including options for renewable energy supply and sustainability planning. Businesses can explore available products in their state through Constellation's online tools and resources. These offerings are designed to help businesses meet renewable energy and carbon reduction goals.
Renewable Energy Certificates (RECs)
Renewable Energy Certificates allow commercial customers to match their electricity usage with renewable energy sources and support sustainability and carbon reduction goals. RECs are offered as part of Constellation's commercial renewable energy suite and can be combined with electricity supply contracts. This product is listed as part of the commercial sustainability strategy offerings.
Renewable Energy Plans
Fixed-rate residential electricity plans sourced by 100% wind and/or solar power, available in select deregulated states including Delaware, Illinois, Massachusetts, New Jersey, Ohio, Pennsylvania, and Texas. Customers can lock in a fixed supply rate while supporting sustainable energy, with electricity usage matched through renewable energy certificates. These plans are designed for eco-conscious households.
Renewable Natural Gas
Renewable natural gas is listed as a commercial renewable energy product offering under Constellation's suite of sustainability solutions for businesses. It is categorized alongside solar, Constellation Offsite Renewables (CORe), and Renewable Energy Certificates as part of the commercial renewables portfolio.
Solar (Commercial)
Solar energy is listed as a commercial renewable energy product offering within Constellation's suite of sustainability solutions for businesses. It is offered alongside Constellation Offsite Renewables (CORe), Renewable Energy Certificates, and Renewable Natural Gas as part of the commercial renewables portfolio.
Time-of-Use (TOU) Plans
Time-of-use electricity plans that vary the electricity supply rate by time of day, with higher rates during peak demand hours and lower rates during off-peak hours such as overnight or early morning. Available plan types include EV FreeCharge and FlexCharge, as well as Free Power Hours and Discounted Nights & Fair Days plans available in Houston and Dallas only. Best suited for households that can shift electricity use to off-peak hours.
Variable-Rate Electricity Plans
Variable-rate electricity plans available only in Texas that allow the electricity supply rate to change based on market conditions such as demand, weather, and energy availability. Rates may go up or down month to month, offering flexibility and short-term control for households comfortable with price variability.
Considering Constellation?
Our team will work with you to determine if Constellation is the right fit for your organization. From research and assessment through procurement negotiation and ongoing vendor management — we handle the entire process at no cost to you.