2020 SolarReviews Awards for Best Residential Installers in California
At the end of each year, we calculate rankings to determine the best residential solar installers for that particular year. Rankings are determined for the entire US, each state, and top cities (see below).
These results are based strictly on customer satisfaction. We applaud these companies and the contributions that they are making to the solar industry.
The average 2020 rating for the top 20 residential solar companies in California
Rankings below are only calculated from reviews in 2020. Click here for a detailed explanation of how we calculate ratings.
| Rank | Company Name | Rating 2020 | |
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| 1 | Renova Energy | 
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| 2 | Affordable Home Solar |
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| 3 | SunLux Energy Inc. |
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| 4 | Kota Energy Group |
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| 5 | NRG Upgrade |
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| 6 | FORME Solar |
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| 7 | Renewable USA |
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| 8 | Rooftop Solar |
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| 9 | Gold Rush Energy Solutions |
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| 10 | SolarQuote |
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| 11 | Solar Renewable Energy |
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| 12 | Johnson Solar |
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| 13 | Sunpower by Stellar Solar |
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| 14 | Cosmic Solar, Inc. |
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| 15 | NRG Clean Power |
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| 16 | Ameco Solar |
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| 17 | Solarponics |
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| 18 | Northern Pacific Power Systems |
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| 19 | SolarNorcal LLC |
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| 20 | Sunwork Renewable Energy Projects |
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