Where NRG Clean Energy Ranks
Position among installers of home solar in each city, by installations in the most recent three years of records, and how NRG Clean Energy compares with the local market there.
Its strongest market is San Francisco, where it accounts for 3% of the home systems with a known installer.
| City | Rank | Installations | Local share | Price vs. local median | Leased (city average) |
|---|---|---|---|---|---|
| Oakland, California | #6 | 86 | 2% | 12% lower | 0% (17%) |
| San Francisco, California | #8 | 68 | 3% | 19% lower | 0% (6%) |
| San Jose, California | #10 | 228 | 2% | 10% lower | 0% (23%) |
What NRG Clean Energy Installs
- Typical system size
- 7.4 kW
- Leased or on a PPA
- 0%
- Installed with a battery
- 55%
Mostly sells systems the homeowner owns, paid in cash or with a loan.
Panel brands
- REC Group (59%)
- Hanwha Q CELLS (26%)
- Hyundai Energy Solutions (4%)
Inverter brands
- Enphase Energy (69%)
- Tesla (26%)
- SolarEdge (4%)
NRG Clean Energy Prices Compared With the State
Median price per watt of systems the homeowner bought outright, before incentives.
| State | NRG Clean Energy | State median | Difference |
|---|---|---|---|
| California (2023–2025) | $3.99/W | $4.25/W | 6% lower |
Home Installations per Year
Records for the most recent year can be incomplete while utilities finish reporting.
Where NRG Clean Energy Installs Most
| City | Installations (2023–2025) |
|---|---|
| San Jose, CA | 228 |
| Oakland, CA | 86 |
| San Francisco, CA | 68 |
| Fremont, CA | 66 |
| San Diego, CA | 50 |
| Sunnyvale, CA | 33 |
| Long Beach, CA | 32 |
| Los Altos, CA | 31 |
| Pleasanton, CA | 30 |
| San Carlos, CA | 29 |
| San Ramon, CA | 25 |
| Berkeley, CA | 24 |
| Cupertino, CA | 24 |
| Fresno, CA | 22 |
| Saratoga, CA | 22 |
Installation records in Texas (36) also carry the name NRG Clean Energy. NRG Clean Energy isn't ranked in that state and the name may belong to a different company, so those systems aren't counted on this page.
Specialist Rankings
Where NRG Clean Energy ranks among the companies that install the most systems with a battery or with a given inverter brand.
- Enphase Installers in Oakland, CA: #5 (56 systems)
- Solar Battery Installers in Oakland, CA: #5 (53 systems)
- Enphase Installers in San Jose, CA: #6 (139 systems)
- Solar Battery Installers in Fremont, CA: #7 (29 systems)
- Solar Battery Installers in San Francisco, CA: #7 (26 systems)
- Solar Battery Installers in San Jose, CA: #10 (118 systems)
- Solar Battery Installers in San Mateo, CA: #10 (10 systems)
Other Top Installers in Oakland
The companies ranked next to NRG Clean Energy in Oakland, by home installations in 2023–2025.
| Company | Installations | Median price | Leased / PPA |
|---|---|---|---|
| Sunrun | 478 | $4.71/W | 76% |
| Tesla | 204 | $4.99/W | 0% |
| Bright Planet Solar | 156 | $6.87/W | 67% |
| Better Earth | 126 | $4.32/W | 10% |
| Semper Solaris | 118 | $5.21/W | 3% |
| Your Energy Solutions | 85 | $4.30/W | 0% |
NRG Clean Energy: Common Questions
Is NRG Clean Energy still in business?
NRG Clean Energy was still installing home solar in 2025, the latest year in the public records we use, and it is not on our list of installers that closed or went bankrupt. Records lag a year or two, so confirm before you sign: recent Google reviews show whether it is still answering customers.
Does NRG Clean Energy lease solar panels or sell them?
0% of its home systems in 2023–2025 were leased or on a power purchase agreement, and 100% were bought by the homeowner. Mostly sells systems the homeowner owns, paid in cash or with a loan.
What solar panels and inverters does NRG Clean Energy install?
Panels: REC Group (59%), Hanwha Q CELLS (26%) and Hyundai Energy Solutions (4%). Inverters: Enphase Energy (69%), Tesla (26%) and SolarEdge (4%). Shares of its home systems in 2023–2025 with a known brand.
How much does NRG Clean Energy charge for solar?
In California (2023–2025), homeowners who bought a system from NRG Clean Energy paid a median of $3.99/W before incentives — 6% lower than the state median of $4.25/W. For its typical 7.4 kW system, that is about $29,500. By city: 12% lower than the Oakland median; 19% lower than the San Francisco median; 10% lower than the San Jose median.
Does NRG Clean Energy install solar batteries?
55% of its home systems in 2023–2025 included a battery. It ranks among the top battery installers in Oakland, CA, Fremont, CA, San Francisco, CA.
Where does NRG Clean Energy install solar?
Most of its recent work is in San Jose (228), Oakland (86), San Francisco (68), Fremont (66) and San Diego (50). It is ranked in 3 cities in California.
Before You Sign With NRG Clean Energy
- California license: ask for the license number and look it up on the CSLB site; solar work needs a C-46, C-10 or B license.
- Reviews and contact details: call (888) 650-4750 or see NRG Clean Energy on Google Maps, where recent reviews tell you more than any ranking.
- Quotes: get at least three, and compare price per watt, equipment brands and the workmanship warranty — not just the monthly payment.
Compare NRG Clean Energy with other installers
The Oakland ranking puts NRG Clean Energy next to the other companies that install the most there, with each one's price and leasing share.
Top solar installers in Oakland →Where These Numbers Come From
Source: Tracking the Sun, Lawrence Berkeley National Laboratory (2026 edition), licensed CC BY 4.0. In New York and New Jersey, recent years come from the state programs' own records (NYSERDA and New Jersey's Clean Energy Program). Company names were standardized and closures checked against news reports by Solar Power Fix. More about our methodology.