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California solar decisions
Solar Companies in Santa Clara, CA: Installer Counts and License Checks
Santa Clara's main electric utility, Silicon Valley Power, is not in the state's solar interconnection data, which covers PG&E, SCE and SDG&E customers only. The table below covers Santa Clara County instead: 6,416 systems in 2025, led by Sunrun (1,278), Tesla Energy Operations Inc (937) and Bright Ops (357). 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
- Silicon Valley Power
- City-owned; about 98% of the city's area
- California Energy Commissionchecked Sep 23, 2026
- Instant permit limit
- 15 kW, one battery ≤ 20 kWh
- SVP pre-approval letter required
- City of Santa Clarachecked Sep 23, 2026
- SVP annual surplus rate
- $0.05366 per kWh
- Or roll the credit forward; Schedule NM, Jan. 1, 2026
- Silicon Valley Powerchecked Sep 23, 2026
Installers who connected the most home solar systems in Santa Clara County in 2025
| Installer (name as reported) | Systems in 2025 | Jan 2024 to May 2026 | CSLB license |
|---|---|---|---|
| Sunrun | 1,278 | 2,993 | 750184 check |
| Tesla Energy Operations Inc | 937 | 2,209 | 888104 check |
| Bright Ops | 357 | 672 | 1020761 check |
| Cinnamon Energy Systems Inc | 291 | 599 | 976065 check |
| Complete Solar Inc | 277 | 291 | 961988 check |
| Infinium Solar, Inc. | 176 | 383 | 1031953 check |
| Citadel Roofing and Solar | 157 | 445 | 647149 check |
| N R G Clean Power Inc | 132 | 286 | 1026168 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). The data set covers PG&E, SCE and SDG&E customers only, so in Santa Clara County it counts the areas PG&E serves.
Source: California Distributed Generation Statistics (CPUC), Interconnected Project Sites data set, data through May 31, 2026 (checked Sept. 24, 2026).
Home solar in Santa Clara County by the numbers
PG&E approved 6,416 home solar systems in Santa Clara County in 2025, from 310 installers; the top three were named on 40% of them. The busiest year since 2021 was 2023, with 11,838 (2025: -46%). Another 2,801 were approved from January through May 2026.
2025 mix: 30% leased or on a power purchase agreement, 71% owned by the household; 54% with a battery; median size 6.48 kW DC.
| Year | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Systems connected | 6,621 | 9,555 | 11,838 | 6,259 | 6,416 |
Hiring a solar company in Santa Clara
Solar companies in Santa Clara work with Silicon Valley Power, the City's own utility, not PG&E. The City's instant SolarAPP+ permit is limited to systems up to 15 kW with one battery of up to 20 kWh and needs SVP's interconnection pre-approval letter; larger projects use the City's Permitting Online Portal. SVP pays $0.05366 per kWh for annual surplus. Compare at least three written bids built on your own SVP bill.
Start with your Santa Clara electricity bill
Santa Clara is not a PG&E city. Silicon Valley Power, the City of Santa Clara's own electric utility, delivers and supplies power to almost the whole city, so there is no community choice provider and the CPUC's Solar Billing Plan does not set the rules. A proposal copied from a San Jose or Sunnyvale job, built on PG&E's tariff, is modeling the wrong utility.
Silicon Valley Power's solar rules
Silicon Valley Power's net energy metering schedule, Rate Schedule NM, took effect on January 1, 2026 under City Resolution No. 25-9516 and applies to all eligible customer-generators it serves. It is offered first come, first served until customer-generators reach 5% of SVP's peak distribution demand, so ask SVP whether space remains when you apply.
Under the schedule, customers get monthly statements showing accumulated charges and credits, and an annual bill trues them up. If a home generates more than it uses over the year, the owner can take payment for the excess at $0.05366 per kWh or apply it as a credit to the next annual cycle. SVP says it no longer offers residential solar rebates. None of this is PG&E's Solar Billing Plan, so a bid that quotes PG&E export values or bonus credits for a Santa Clara address has the wrong tariff.
Santa Clara's two permit routes
The City's SolarAPP+ route is for licensed contractors only, and it is tighter than the platform's own limits: systems up to 15 kW, and energy storage of no more than one battery and 20 kWh. SolarAPP+ checks the design for code compliance, and the City then checks installation practice, workmanship and the approved design at inspection. The application needs the SolarAPP+ approval document and ID plus Silicon Valley Power's Interconnection Agreement Pre-Approval Letter, so the utility step comes first.
Projects outside those limits go through the City's Permitting Online Portal. The City's report to the Energy Commission shows the split: of 97 residential solar permits in 2024, 29 were issued online, and 13 of the 97 included battery storage, a far lower storage share than in neighboring PG&E cities.
What a Santa Clara quote needs to explain
| Check | Ask each bidder |
|---|---|
| SVP pre-approval | Show Silicon Valley Power's Interconnection Agreement Pre-Approval Letter before the permit application. |
| Instant permit limits | Confirm the system is 15 kW or less with at most one battery of 20 kWh, or say it will use the Permitting Online Portal. |
| SVP's rules | Model SVP's Schedule NM: annual surplus at $0.05366 per kWh or rolled forward as credit, not PG&E's Solar Billing Plan. |
| Address | Confirm the address is in SVP territory; a small edge of the city maps to PG&E. |
Related Santa Clara project questions
Use these guides to prepare the specific questions a written bid needs to answer.
A comparison to ask for
Before comparing prices, ask each bidder two things: has it applied to Silicon Valley Power for the pre-approval letter, and does the design fit the City's 15 kW and one-battery limit for the instant permit? A 16 kW design with two batteries may be the right system for your home, but it will take the regular review, and the bid should say so.
Verify the company behind the Santa Clara quote
Match the business name and license number on each Santa Clara 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 Santa Clara solar cost and permit page.
Santa Clara solar quote questions
Who is the electric utility in Santa Clara?
Silicon Valley Power, owned by the City of Santa Clara. On the California Energy Commission's utility map it covers about 98% of the city's area, with a small edge in PG&E territory, and no community choice provider operates in its area.
What does Silicon Valley Power pay for extra solar?
Under SVP's Rate Schedule NM, effective January 1, 2026, a customer whose annual generation exceeds consumption can take payment for the excess at $0.05366 per kWh or roll it forward as a credit to the next annual cycle. Monthly statements track charges and credits, and an annual bill trues them up.
Can every Santa Clara solar project get an instant permit?
No. The City limits SolarAPP+ to systems up to 15 kW with no more than one battery of 20 kWh, and requires SVP's Interconnection Agreement Pre-Approval Letter. Other projects go through the City's Permitting Online Portal.
Does Silicon Valley Power offer solar rebates?
Not for residential solar panels: SVP says it no longer provides residential rebates for solar photovoltaic systems.
How many solar permits does Santa Clara issue?
The City reported 97 residential solar permits to the California Energy Commission for 2024, 13 of them with battery storage, and 29, about 30%, issued online.
Before you sign anything in Santa Clara
Two of the contract terms that most often change what a quote really costs.
Ask for a competing quote
Start with the utility on your bill and what you pay in a typical month. Contact details come after that. Submitting does not guarantee that a provider will quote your project.
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