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California solar decisions
Solar Companies in Monterey, CA: Who Installed the Most Systems in 2025
Utility records show 82 home solar systems connected in Monterey in 2025. Sunrun was the installer of record on 15 of them, followed by Solex (9) and Scudder Solar Electrical Energy Systems (9). The table lists each company's CSLB license number. It is a count from public records, not a ranking or endorsement: check each license and get at least three quotes.
California Rate Relief is a private solar referral service.
Key facts
- Electric utility
- PG&E
- 33.7¢/kWh average residential rate, CPUC
- CPUC Public Advocates Officechecked Sep 22, 2026
Installers who connected the most home solar systems in Monterey in 2025
| Installer (name as reported) | Systems in 2025 | Jan 2024 to May 2026 | CSLB license |
|---|---|---|---|
| Sunrun | 15 | 31 | 750184 check |
| Solex | 9 | 26 | 678517 check |
| Scudder Solar Electrical Energy Systems | 9 | 21 | 902095 check |
| Premo & Torres Solar Electric JV | 7 | 13 | 1102949 check |
| Tesla Energy Operations Inc | 6 | 13 | 888104 check |
| Mona Lee Solar CA LLC | 5 | 5 | 1106502 check |
| Bright Ops | 5 | 5 | 1020761 check |
| Allterra Solar | 4 | 6 | 847973 check |
Counts from utility records, not a ranking or endorsement. Check each license's status and complaint history on the CSLB's Check a License page (checked Sept. 24, 2026).
Source: California Distributed Generation Statistics (CPUC), Interconnected Project Sites data set, data through May 31, 2026 (checked Sept. 24, 2026).
Home solar in Monterey by the numbers
PG&E approved 82 home solar systems in Monterey in 2025, from 23 installers; the top three were named on 40% of them. The busiest year since 2021 was 2023, with 126 (2025: -35%). Another 31 were approved from January through May 2026.
2025 mix: 27% leased or on a power purchase agreement, 73% owned by the household; 45% with a battery; median size 5.6 kW DC. Monterey County: 49% leased or PPA, 50% with a battery, median 4.54 kW.
| Year | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Systems connected | 57 | 78 | 126 | 87 | 82 |
Who connects a Monterey solar system
PG&E connected every Monterey system in the 2025 records. A new Monterey system on PG&E goes on the CPUC Net Billing Tariff; the key facts above give PG&E's average rate.
Verify the company behind the Monterey quote
Match the business name and license number on each Monterey proposal to the CSLB record, then use our contractor verification steps, the quote comparison guide and the PPA, loan, lease and cash comparison.
Permit fees and the filing route are on the Monterey solar cost and permit page.
Before you sign anything in Monterey
Two of the contract terms that most often change what a quote really costs.
Frequently asked questions
Which solar companies install the most systems in Monterey?
In 2025 interconnection records, Sunrun was the installer on 15 home systems in Monterey, Solex on 9 and Scudder Solar Electrical Energy Systems on 9, out of 82. Since January 2024 the same companies were named on 31, 26, 21 systems. That is a count, not a ranking.
Do most Monterey homeowners buy or lease their solar?
Of 82 home systems connected in Monterey in 2025, 27% were leased or on a power purchase agreement and 45% had a battery; the median size was 5.6 kW DC.
How do I check a Monterey solar company's license?
Look the number up on the CSLB's Check a License page. For the companies named on the most Monterey systems in 2025, the applications list 750184 for Sunrun, 678517 for Solex and 902095 for Scudder Solar Electrical Energy Systems. The CSLB record shows the status, classification and any complaint disclosure.
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California Rate Relief is a referral service. We are not a licensed contractor. California Rate Relief is compensated by a solar provider when a homeowner we refer signs an agreement. How we make money
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