Sean Chau
Roofing contractor based in Oakland. Licensed since 2024.
- License active
- Workers' comp on file
88 roofing jobs on San Francisco permits, 2024 to 2026. 49th most roofing permits of 303 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 1116141, active in the state's records on Sep 23, 2026RoofingNo 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 2024 | |
| Jobs on record | 88 roofing jobs on San Francisco permits, 2024 to 2026Every permit we have for them is roofing.They are based in Oakland. Work outside San Francisco is not in these records.49th most roofing permits of 303 licensed contractors in San Francisco. That counts jobs, not quality.Our San Francisco permit records cover September 2021 to September 2026.Of their 88 roofing permits, 3 mention shingles, 51 mention a flat or low-slope roof. |
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 1116141 on CSLB
Cost and timing
All roofing jobs in San Francisco: $11,000 to $22,000
Half of 15,684 city permits list an amount in this range. Permit amounts are often lower than what you pay.
- Roof replacements in San Francisco: $11,000 to $22,000 (15,431 permits)
- Shingle roofs in San Francisco: $12,000 to $27,000 (602 permits)
- Tile roofs in San Francisco: $12,000 to $26,000 (58 permits)
- Flat and low-slope roofs in San Francisco: $11,000 to $24,000 (1,835 permits)
How to read this range
Contractors write a job value on the permit form, and the city uses it to set the permit fee. It is not the contract price, and it is often lower than what you pay. A quarter of the permits list less than this range, and a quarter list more. Use it to see if a quote is in the normal range.
Permit value (not a price)
Their typical permit lists $7,500 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. What roofing jobs cost in San Francisco.
Get 2 or 3 written quotes.
Permit timeline
Across San Francisco, a roofing permit stays open about 28 days, 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. The permit itself is usually issued the same day. How long roofing jobs take.
Track record
19 jobs in the last 12 months, down from 56 the year before
Where they work most
- 9413420 jobs
- 9411215 jobs
- 9412213 jobs
- 9411612 jobs
- 941219 jobs
Latest jobs
Permit values are what the contractor wrote on the permit form, not what the owner paid.
A row marked ×2 or more stands for that many similar jobs on one day in one ZIP code.
| Date | Work | ZIP | On the permit form |
|---|---|---|---|
| Jun 26, 2026 | Reroof | 94122 | $9,500 |
| Jun 18, 2026 | ReroofNo details on the permit | 94134 | $8,500 |
| Jun 18, 2026 | ReroofNo details on the permit | 94121 | $15,000 |
| Jun 8, 2026 | Reroof | 94122 | $9,500 |
| Jun 8, 2026 | Reroof | 94134 | $7,500 |
| Jun 2, 2026 | ReroofReroofing: reroof tear off & replace all shingles | 94116 | $9,600 |
| May 21, 2026 | ReroofNo details on the permit | 94124 | $9,500 |
| May 6, 2026 | ReroofNo details on the permit | 94110 | $8,000 |
| Apr 16, 2026 | ReroofReroofing- no torch down | 94121 | $20,000 |
| Mar 26, 2026 | ReroofReroofing no hot works | 94132 | $8,000 |
| Mar 12, 2026 | ReroofReroofing: tear off ad install modified bitumen with torch | 94134 | $8,000 |
| Feb 3, 2026 | ReroofRe-roofing, tear off, install modify bitumen with torch | 94121 | $8,500 |
| Dec 9, 2025 | ReroofRe-roofing with hot works | 94107 | $12,000 |
| Nov 26, 2025 | ReroofRe-roof, tear off, install modify bitumen with torch | 94112 | $8,000 |
| Oct 14, 2025 | ReroofRe-roofing with torch down | 94116 | $8,000 |
| Oct 14, 2025 | ReroofRe-roofing with torch down | 94122 | $9,000 |
| Sep 30, 2025 | Reroof | 94132 | $8,800 |
| Sep 30, 2025 | Reroof | 94134 | $8,000 |
| Sep 30, 2025 | Reroof | 94134 | $8,500 |
| Sep 19, 2025 | ReroofRe-roofing (w/ torch) | 94110 | $8,000 |
| Sep 19, 2025 | ReroofRe-roofing (no hotworks) | 94112 | $8,000 |
| Sep 4, 2025 | ReroofReroofing, tear off install modify bitumen with torch hot works | 94134 | $8,000 |
| Aug 18, 2025 | ReroofRe roof: hot works | 94112 | $7,500 |
| Aug 18, 2025 | ReroofRe roofing: torch down | 94134 | $8,500 |
| Aug 18, 2025 | ReroofRe roofing: no hot works | 94134 | $7,800 |
| Aug 18, 2025 | ReroofRe roofing: torch down | 94122 | $8,000 |
| Aug 5, 2025 | ReroofRe-roofing, hot works | 94134 | $8,000 |
| Jul 31, 2025 | ReroofNo details on the permit | 94134 | $8,000 |
| Jul 29, 2025 | ReroofRe-roof, tear off, install modified bitumen with torch | 94118 | $8,000 |
| Jul 18, 2025 | ReroofRe roofing: hot work | 94134 | $7,500 |
| Jul 18, 2025 | ReroofRe roofing: hot work | 94134 | $7,300 |
| Jul 18, 2025 | ReroofRe roofing: hot work | 94134 | $8,000 |
| Jul 1, 2025 | ReroofNo details on the permit | 94112 | $20,000 |
| Jul 1, 2025 | ReroofNo details on the permit | 94116 | $7,500 |
| Jul 1, 2025 | ReroofRe-roofing, no torch down | 94118 | $20,000 |
| Jul 1, 2025 | ReroofRe-roofing, with torch down | 94134 | $7,500 |
| Jun 9, 2025 | ReroofRe-roofing with torch down | 94121 | $7,800 |
| Jun 9, 2025 | ReroofRe-roofing with torch down | 94122 | $12,500 |
| May 27, 2025 | Reroof (×2, same day)Re-roofing with firework | 94112 | $7,500 each |
| May 27, 2025 | Reroof | 94116 | $7,500 |
What to ask before you hire
About Sean Chau
- Ask what the warranty covers and for how long, in writing.
Worth asking any roofing contractor
- Can you show me proof of liability insurance and your bond?
- Will you tear off the old roof or lay the new one over it?
- What do you charge to replace rotted roof boards, per sheet, if you find any?
- Who pulls the permit, and who meets the inspector?
Get a quote from Sean Chau
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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 roofing contractors near 94134 and 94112
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- Grand Roofing Inc.
See all 303 roofing contractors in San Francisco, ranked by jobs
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