American Solar Corporation
Solar installer based in Sausalito. Licensed since 2007.
- License active
- Workers' comp on file
6 jobs on San Francisco permits, 2022 to 2025: 3 solar installations, 2 panel upgrades, 1 home addition. 21st most solar system permits of 26 contractors in San Francisco.
What the public records show
From the state's license records and the city's permits, one question at a time.
| Question | Records show | Mark |
|---|---|---|
| Licensed? | License 905389, active in the state's records on Sep 23, 2026General building, electricalNo complaints or citations on the board's public record. | Checks out |
| Workers' comp? | Workers' comp policy on file with the stateThis covers their crew if someone is hurt. It is not insurance for your home. | On file |
| In business? | Licensed since 2007 | |
| Jobs on record | 6 jobs on San Francisco permits, 2022 to 2025: 3 solar installations, 2 panel upgrades, 1 home additionThey are based in Sausalito. Work outside San Francisco is not in these records.21st most solar system permits of 26 licensed contractors in San Francisco. That counts jobs, not quality.Our San Francisco permit records cover October 2021 to September 2026.Of their 3 solar system permits, 2 mention a battery. |
Records: the state license board and City of San Francisco permits.
State license board record
Last checked Oct 4, 2026. This may have changed. Check it on CSLB.
No complaints or citations on the board's public record.
Source: California Contractors State License Board, checked Oct 4, 2026. Look up license 905389 on CSLB
Cost and timing
Solar in San Francisco: $18,000 to $35,000
Half of 2,713 installs from January 2021 to December 2023 cost an amount in this range.
How to read this range
These are prices homeowners paid, as installers reported them to state programs. Lawrence Berkeley National Laboratory collects them in its Tracking the Sun data. A quarter paid less than this range, and a quarter paid more. The prices are before the federal tax credit.
Permit value (not a price)
Their typical permit lists $41,967 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. Across San Francisco, half of all solar system permits list $16,000 to $51,000. What solar system jobs cost in San Francisco.
Get 2 or 3 written quotes.
Permit timeline
Across San Francisco, a solar system permit stays open about about 6 months, from permit to final inspection
This is not how long the crew works at your home: most of it is waiting for the inspection. Ask them how many days the work takes. Waiting for the permit adds about 35 days. How long solar system jobs take.
Track record
Jobs per quarter
Where they work most
- 941102 jobs
- 941181 job
- 941311 job
- 941221 job
- 941211 job
Jobs by kind of work
Latest jobs
Permit values are what the contractor wrote on the permit form, not what the owner paid.
| Date | Work | ZIP | On the permit form |
|---|---|---|---|
| Nov 18, 2025 | SolarSolar permit: ballasted: n, including 2 energy storage unit, of 240 vac, with 15 kwh each in… | 94118 | $44,934 |
| Nov 17, 2025 | Solar, 4.4 kWSolar permit: installing 10 solar pv modules, 440 watts per module, total no | 94131 | $41,967 |
| Feb 14, 2023 | Panel upgradePv plan 5061. 13 pv modules, 395 / 1000 watts per module, 5.135 (dc) kw | 94122 | $20,000 |
| Dec 8, 2022 | Panel upgrade1x tesla powerwall 2.0 w/ tesla gateway, 125a sub panel installation | 94121 | $8,000 |
| Jun 10, 2022 | AdditionInstallation of (6) tesla powerll 2.0. s/n: 3012170-xx-7 (84kwh total). requires building permit… | 94110 | $36,000 |
| Jun 10, 2022 | SolarInstallation of (6) tesla powerll 2.0. s/n: 3012170-xx-7 (84kwh total). requires building permit… | 94110 | $36,000 |
What to ask before you hire
About American Solar Corporation
- Ask what the warranty covers and for how long, in writing.
Worth asking any solar installer
- Can you show me proof of liability insurance and your bond?
- What size system, which panels and inverter, and what will it make in a year?
- Is my roof good for 25 more years, and what if it needs work first?
- Who handles the permit and the utility's approval to turn it on?
Get a quote from American Solar Corporation
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Your job room keeps the request, your photos and every reply in one place, with an assistant that checks prices against city permits. Keep its link: it is the key to your job.
Open your job roomMore solar installers near 94110 and 94118
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- Green Air Heating & Air Conditioning Inc
- Sunlogic Inc Dba Solar Technologies
- Earthwise Energy Solutions
Also on our Marin County list.
See all 26 solar installers in San Francisco, ranked by jobs
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