NRG Energy is one of the largest electric companies in the nation, with headquarters in Houston. This reliable energy company has impressive electric rates that have drawn millions of customers across several states.
NRG offers competitive rates for both commercial and residential needs from a selection of child companies.
NRG is the parent company of top energy providers in Texas, including Reliant Energy, Green Mountain Energy, Discount Power, Cirro Energy, Stream Energy and XOOM Energy.
About NRG Energy
NRG Energy Inc., the parent company of some of the most well-known power companies in the nation, maintains a portfolio that includes nuclear, coal, wind, solar and oil generation. This diversified approach ensures a steady supply of electricity to its vast consumer base.
The company serves more than 7 million retail customers in Texas, Connecticut, Delaware, Illinois, Maryland, Massachusetts, New Jersey, New York, Pennsylvania, Ohio and the District of Columbia.
Formerly the wholesale arm of Northern States Power Company, NRG Energy later became part of Xcel Energy. The company gained independence in 2000. It generates power from plants across the country, offering various electricity rate plans for its customers.
In addition to its large and trusted subsidiaries, NRG Energy offers natural gas and electricity services in deregulated states outside of Texas through NRG Home.
The company’s name is prominently displayed on NRG Stadium in downtown Houston, home to the NFL’s Houston Texans and the Houston Livestock Show and Rodeo.
NRG Energy has also pioneered strategic partnerships. Its collaboration with Walmart has helped both companies expand their consumer base and provide more comprehensive services. Reviews of this partnership’s impact on customer experience are available on the Better Business Bureau website.
Business Information Corporate headquarters: 910 Louisiana St., Houston, TX 77002 Telephone: 713-537-3000
Compare NRG Energy Rates in Texas
Below are NRG Energy Texas electricity rates and plans for its top brand in Texas.
The competitive NRG energy rates ensure a wide range of choices for consumers. Offerings from these suppliers include time-of-use plans, fixed-rate energy plans, and green energy plans.
Reliant Energy, an NRG Company, Plans and Rates
| Plan | Rate (¢ @ 2,000 kWh) | Term Length | Features |
|---|---|---|---|
| Reliant Secure Advantage® 12 | 17.5 | 12 | Straightforward, gimmick-free plan |
| Reliant Power Savings 2,000 kWh 36 | 13.9 | 36 | Bill credit for monthly usage of 2,000 kWh or more |
| Reliant Get More, Save More 36 | 15.9 | 36 | Lower rate after 1,000 kWh |
| Reliant Get More, Save More 12 | 16.5 | 12 | Lower rate after 1,000 kWh |
| Reliant Connect and Save 24 | 16.5 | 24 | Enroll your smart thermostat in Degrees of Difference with Smart Thermostats to get a discounted energy charge |
| Reliant Flextra Credits 24 | 17.9 | 24 | 2 highest-usage days a week free + 100% solar |
| Reliant Secure Advantage® 24 | 16.9 | 24 | Straightforward, gimmick-free plan |
| Reliant Clear Flex | 17.9 | Month-to-month | No commitment, variable rate plan |
| Reliant Apartment 12 | 18.4 | 12 | Best for apartments |
| Reliant Truly Free Nights 100% Solar 12 | 18.5 | 12 | Free electricity from 8 p.m to 6 a.m + 100% solar |
| Reliant Truly Free Weekends 100% Solar 12 | 17.5 | 12 | Free from 8 p.m Friday to 12 a.m Monday |
| Reliant Choose to Give 12 | 17.9 | 12 | $100 donation to American Heart Association |
| Reliant Solar Payback Plus 12 | 17 | 12 | Solar panel required, 5.9¢ payback rate |
Rates accurate as of February 2025 for Houston ZIP code 77077
NRG Energy Reviews and Ratings
According to our 2025 energy survey and rating system, NRG Brands rank among the top energy options for Texans. Here’s how the NRG brands stack up against one another:
| Factor | Reliant Energy | Green Mountain Energy | Discount Power | Xoom Energy | Cirro Energy | Stream Energy |
|---|---|---|---|---|---|---|
| Overall Score | 4.9 | 4.9 | 4.7 | 4.2 | 4.7 | 4.6 |
| Customer Satisfaction | 4.8 | 5 | 4.5 | 3.9 | 4.8 | 4.8 |
| Online Experience | 5 | 4.8 | 5 | 3.6 | 4.5 | 4.4 |
| Customer Service | 5 | 5 | 4 | 4.2 | 4.4 | 4.8 |
| Customer Retention | 5 | 5 | 5 | 4.8 | 5 | 4.4 |
When we asked our survey respondents why they chose NRG Energy, here’s what a few of them said:
“They have the best deals available“
“It was one of the first plans I came across that had considerably cheaper plans than the provider I was with at the time. Which was TXU“
“Because they offered the best deals and discounts“
NRG Frequently Asked Questions
NRG Energy Inc. operates several subsidiaries, all of which are established and trusted across Texas. As a major parent company, its most well-known subsidiaries include NRG Home, Reliant Energy, Discount Power and Green Mountain Energy.
The company also owns Cirro Energy, Stream Energy and XOOM Energy.
Yes, NRG Energy maintains a sound reputation in Texas and other deregulated markets across the U.S. While it doesn’t operate as an energy supplier in Texas, its subsidiaries, including Reliant Energy and Green Mountain Energy, are well respected for their competitive prices and quality customer service.
The company produces power from multiple generation sources, including coal, natural gas, nuclear, solar and wind facilities. It owns several retail electricity suppliers, providing energy to millions of residential and business customers.
Yes, the company acquired Direct Energy in 2021. Direct Energy continues to operate as an energy provider in Texas under its new parent company.
How We Rate and Review Texas Electricity Companies
With dozens of providers and hundreds of plans available in the deregulated Texas market, choosing the right one can feel overwhelming. We created a comprehensive rating methodology to help you cut through the complexity and find the best electricity plan for your needs, whether you’re moving to Texas or looking to switch providers.
We’ve researched dozens of Texas electricity providers and scored them out of 5 stars based on results from our 2025 energy survey of 1,600 Texans, scoring providers on customer satisfaction, experience and retention. Here’s how these core factors weighed into our ratings:
- Customer satisfaction (30%)
- Customer retention (30%)
- Online experience (20%)
- Customer experience (20%)
