Pro Roofing Maintenance Inc Dba Issaac R
Roofing contractor based in Castro Valley. Licensed since 2017.
- License active
- Workers' comp on file
23 roofing jobs on San Francisco permits, 2021 to 2025. 110th 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 1024042, 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 2017 | |
| Jobs on record | 23 roofing jobs on San Francisco permits, 2021 to 2025Every permit we have for them is roofing.They are based in Castro Valley. Work outside San Francisco is not in these records.110th 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 23 roofing permits, 3 mention shingles, 3 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 1024042 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 $16,000 (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
1 job in the last 12 months, down from 8 the year before
Where they work most
- 941153 jobs
- 941182 jobs
- 941222 jobs
- 941102 jobs
- 941342 jobs
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 |
|---|---|---|---|
| Oct 22, 2025 | ReroofRe-roofing: remove of existing roofing materials | 94118 | $20,000 |
| Sep 8, 2025 | ReroofReroofing: removal of existing roofing materials | 94122 | $17,000 |
| Sep 8, 2025 | ReroofReroofing: removal of existing roofing materials | 94110 | $17,000 |
| Jun 4, 2025 | ReroofRe-roofing only at flat roof | 94115 | $23,500 |
| Apr 28, 2025 | ReroofRe-roofing no hot works | 94134 | $14,800 |
| Apr 28, 2025 | ReroofRe-roofing no hot works | 94115 | $19,500 |
| Mar 21, 2025 | ReroofReroofing no hot works | 94102 | $9,750 |
| Mar 21, 2025 | ReroofReroofing no hot works | 94116 | $15,000 |
| Nov 7, 2024 | ReroofReroofing removal of (e) roofing materials,installation of modified bitumen system torch down | 94122 | $15,000 |
| Aug 16, 2024 | ReroofNo details on the permit | 94134 | $10,000 |
| May 29, 2024 | Reroof | 94114 | $12,000 |
| Apr 26, 2024 | Reroof | 94131 | $11,000 |
| Apr 17, 2024 | Reroof | 94112 | $13,000 |
| Mar 12, 2024 | ReroofNo details on the permit | 94131 | $22,500 |
| Nov 2, 2023 | Reroof | 94110 | $16,000 |
| Oct 16, 2023 | ReroofRemoval of existing roofing materials | 94118 | $20,000 |
| Jul 7, 2023 | Reroof | 94115 | $25,000 |
| Feb 15, 2023 | Reroof | 94133 | $13,000 |
| Feb 15, 2023 | Reroof | 94108 | $14,000 |
| Dec 19, 2022 | Reroof | 94109 | $60,000 |
| Dec 19, 2022 | Reroof | 94127 | $10,000 |
| Nov 29, 2021 | Reroof | 94109 | $20,000 |
| Nov 29, 2021 | Reroof | 94121 | $20,000 |
What to ask before you hire
About Pro Roofing Maintenance Inc Dba Issaac R
- 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?
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See all 303 roofing contractors in San Francisco, ranked by jobs
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