Master Roofing Systems Inc.
Roofing contractor based in South San Francisco. Licensed since 2012.
- License active
- Workers' comp on file
191 roofing jobs on San Francisco permits, 2021 to 2026. 22nd 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 977575, 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 2012 | |
| Jobs on record | 191 roofing jobs on San Francisco permits, 2021 to 2026Every permit we have for them is roofing.They are based in South San Francisco. Work outside San Francisco is not in these records.22nd 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 191 roofing permits, 10 mention shingles, 1 mention tile, 56 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 977575 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 $9,800 (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
34 jobs in the last 12 months, up from 27 the year before
Where they work most
- 9412227 jobs
- 9411223 jobs
- 9411822 jobs
- 9412122 jobs
- 9411619 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 |
|---|---|---|---|
| Jun 18, 2026 | ReroofRe-roofing (w/ hotworks) | 94110 | $12,800 |
| Jun 5, 2026 | Reroof | 94116 | $9,800 |
| Jun 5, 2026 | Reroof | 94131 | $11,000 |
| Jun 5, 2026 | Reroof | 94118 | $16,800 |
| May 29, 2026 | ReroofReroofing tear off, install modified bitumen by torch down | 94123 | $11,800 |
| May 29, 2026 | ReroofReroofing main flat roof only | 94112 | $12,800 |
| May 19, 2026 | ReroofReroofing: flat roof only | 94131 | $8,800 |
| May 15, 2026 | ReroofReroof w/torch down | 94133 | $12,800 |
| May 11, 2026 | ReroofRe-roofing w/ torch | 94118 | $12,800 |
| Apr 27, 2026 | ReroofRe-roofing: tear off, install asphalt shingle for pitched roof and modified bitumen for valley area… | 94115 | $9,800 |
| Mar 30, 2026 | ReroofReroof w/hot work | 94114 | $8,000 |
| Mar 30, 2026 | ReroofReroof w/hot work | 94116 | $9,800 |
| Mar 25, 2026 | ReroofRe-roofing w/ hot works | 94121 | $9,800 |
| Mar 23, 2026 | ReroofNo details on the permit | 94122 | $12,800 |
| Mar 12, 2026 | ReroofReroofing, torch down | 94122 | $9,800 |
| Feb 27, 2026 | ReroofTear off, install bitumen by torch down | 94110 | $35,000 |
| Feb 5, 2026 | ReroofReroof with torch down | 94131 | $9,800 |
| Jan 29, 2026 | ReroofRe-roofing: tear off, install modified bitumen by torch down | 94118 | $9,800 |
| Jan 26, 2026 | ReroofRe roofing no hot works, main building roof only, garage excluded | 94118 | $9,800 |
| Jan 6, 2026 | ReroofReroofing (w/ torchdown) | 94133 | $12,800 |
| Dec 26, 2025 | ReroofReroofing: for main flat roof tear off, install modified bitumen by torch down | 94114 | $9,800 |
| Dec 5, 2025 | ReroofReroof, no hot work: tear off and install asphalt shingles | 94118 | $13,800 |
| Dec 2, 2025 | ReroofRe roofing hot works | 94133 | $11,800 |
| Nov 17, 2025 | ReroofReroofing: tear-off, install modified bitumen by torch down for flat roof and asphalt shingle for… | 94124 | $9,800 |
| Nov 5, 2025 | ReroofRe-roofing with torch down | 94121 | $12,800 |
| Oct 31, 2025 | ReroofRe-roofing: flat roof only, tear-off, install modified bituman roofing membrane by torch down | 94118 | $11,800 |
| Oct 30, 2025 | ReroofRe roofing hot works | 94118 | $9,000 |
| Oct 30, 2025 | ReroofRe roofing: hot works | 94116 | $9,800 |
| Oct 23, 2025 | ReroofReroof to inlcude torch down | 94112 | $9,800 |
| Oct 23, 2025 | ReroofNo details on the permit | 94117 | $25,000 |
| Oct 16, 2025 | ReroofRe-roofing: for poolhouse flat roof only; tear-off, install modified bitumen by torch down | 94127 | $12,800 |
| Oct 16, 2025 | Reroof, 100 sq ftRe-roofing: for rear cottage: repair around the dutch gutter using modified bitumen by torch down,… | 94131 | $1,700 |
| Oct 2, 2025 | ReroofRe roof: no hot works | 94127 | $12,800 |
| Oct 2, 2025 | ReroofRe roofing: torch down | 94123 | $38,000 |
| Aug 22, 2025 | ReroofRe-roofing with torch down | 94121 | $11,800 |
| Aug 15, 2025 | ReroofReroofing: tear off & install modified bitumen by torch down | 94112 | $9,800 |
| Aug 12, 2025 | Reroof, 1500 sq ftReroof: tear off, install modified bitumen for flat roof (hot works) and asphalt shingle for front… | 94121 | $12,000 |
| Aug 12, 2025 | Reroof, 1300 sq ftReroofing: tear off, install modified bitumen by torch down | 94112 | $9,800 |
| Jul 17, 2025 | ReroofNo details on the permit | 94124 | $12,800 |
| Jul 15, 2025 | ReroofNo details on the permit | 94131 | $13,800 |
What to ask before you hire
About Master Roofing Systems Inc.
- 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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