Block 12 Construction
Remodeling contractor based in San Francisco. Licensed since 2017.
- License active
- Workers' comp on file
51 jobs on San Francisco permits, 2022 to 2026: 38 remodels, 6 seismic retrofits, 5 ADUs, 2 panel upgrades. 20th most remodel permits of 1,150 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 1033146, active in the state's records on Sep 23, 2026General buildingNo 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 | 51 jobs on San Francisco permits, 2022 to 2026: 38 remodels, 6 seismic retrofits, 5 ADUs, 2 panel upgradesTheir permits mention 34 bathrooms, 32 kitchens, 1 garage.20th most remodel permits of 1,150 licensed contractors in San Francisco. That counts jobs, not quality.Our San Francisco permit records cover September 2021 to September 2026. |
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 1033146 on CSLB
Cost and timing
All remodel jobs in San Francisco: $20,000 to $78,000
Half of 14,013 city permits list an amount in this range. Permit amounts are often lower than what you pay.
- Kitchen remodels in San Francisco: $25,000 to $89,000 (8,666 permits)
- Bathroom remodels in San Francisco: $20,000 to $80,000 (10,979 permits)
- Basement remodels in San Francisco: $50,000 to $290,000 (316 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 $78,500 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. What remodel jobs cost in San Francisco.
Get 2 or 3 written quotes.
Permit timeline
Across San Francisco, a remodel 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. The permit itself is usually issued the same day. How long remodel jobs take.
Track record
8 jobs in the last 12 months, down from 15 the year before
Where they work most
- 9412316 jobs
- 9410812 jobs
- 9411710 jobs
- 941095 jobs
- 941184 jobs
Jobs by kind of work
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 |
|---|---|---|---|
| Jul 10, 2026 | Remodel#505: in kind bathroom remodel | 94117 | $40,000 |
| Mar 9, 2026 | RemodelUnit #1305, in-kind interior remodel | 94107 | $50,000 |
| Jan 28, 2026 | RemodelUnit# 207 - revision to pa #2025-1030-8561: kitchen and bath remodel | 94109 | not stated |
| Jan 15, 2026 | Remodel2x bathroom remodel to include replace (e) switches, plugs, fixtures with new fixtures, no wall… | 94117 | $50,000 |
| Nov 5, 2025 | Panel upgradeUnit 207- kitchen and bathroom remodel to include (e) subpanel , plugs, and switches | 94109 | not stated |
| Nov 5, 2025 | Panel upgradeUnit 304- kitchen and bathroom remodel to include new subpanel, swithces, and plugs | 94109 | not stated |
| Oct 30, 2025 | Remodel (×2, same day)Unit 207-in kind kitchen and bath remodel . no structural changes | 94109 | $75,000 each |
| Aug 20, 2025 | RemodelIn kind kitchen and (2) bath remodel (n) plumbing and electrical fixtures, appliances | 94116 | $150,000 |
| Jul 31, 2025 | ADUPhase ii construction of 2 adu's per ordinance no | 94115 | $120,000 |
| Apr 21, 2025 | Remodel (×2, same day)Unit 305 - kitchen and bath remodel | 94108 | $82,000 each |
| Apr 21, 2025 | Remodel (×4, same day) | 94108 | $82,000 each |
| Apr 18, 2025 | RemodelUnit 201- kitchen and bathroom remodel . in kind no wall removal or layout change | 94108 | $82,000 |
| Apr 18, 2025 | RemodelUnit 301- kitchen and bathroom remodel . new cabinets, appliances, plumbing fixtures, finishes | 94108 | $82,000 |
| Apr 18, 2025 | RemodelUnit 205- kitchen and bathroom remodel | 94108 | $82,000 |
| Apr 18, 2025 | RemodelUnit 202- kitchen and bathroom remodel . in kind no wall removal or layout change | 94108 | $82,000 |
| Apr 18, 2025 | Remodel (×2, same day) | 94108 | $82,000 each |
| Dec 11, 2024 | RemodelIn kind bathroom remodel | 94122 | $15,000 |
| Jul 19, 2024 | ADUConstruction of 3 adu units on 1/f | 94123 | $900,000 |
| Jul 8, 2024 | Seismic retrofitNo details on the permit | 94117 | $50,000 |
| Jul 8, 2024 | Seismic retrofitNo details on the permit | 94117 | $150,000 |
| Jul 8, 2024 | ADUNo details on the permit | 94117 | $50,000 |
| Jul 8, 2024 | ADUNo details on the permit | 94117 | $150,000 |
| Apr 25, 2024 | RemodelRemodel of one extg residential unit including relocation of kitchen | 94117 | $100,000 |
| Mar 7, 2024 | RemodelUnit #103: interior cosmetic t.i | 94123 | $150,000 |
| Dec 1, 2023 | Seismic retrofitUnit 17: remodel and phase iii completion of phase 1 of volutary seismic strengthening work within… | 94118 | $85,000 |
| Dec 1, 2023 | RemodelUnit 17: remodel and phase iii completion of phase 1 of volutary seismic strengthening work within… | 94118 | $85,000 |
| Jan 18, 2023 | Remodel1-6/flr: revisions to pa# 2022-0711-8184: new washer and dryer as shown on plans | 94118 | not stated |
| Nov 14, 2022 | RemodelPhase v: apartment remodel | 94118 | $250,000 |
| Sep 20, 2022 | Seismic retrofitTo comply with nov#202182686. remodel (e) apt levels 1,2,3. new interior wood shear walls, new… | 94123 | $900,000 |
| Sep 20, 2022 | RemodelTo comply with nov#202182686. remodel (e) apt levels 1,2,3. new interior wood shear walls, new… | 94123 | $900,000 |
| May 31, 2022 | ADUAddition of (1) adu, demo of non-load bearing walls & penetratons of some load bearing walls -… | 94117 | $160,000 |
| Mar 29, 2022 | Seismic retrofit (×2, same day)No details on the permit | 94117 | $100,000 each |
| Mar 17, 2022 | Remodel (×3, same day) | 94123 | $40,000 each |
| Mar 17, 2022 | RemodelUnit #201: unit kitchen and bathroom remodel in-kind, no str | 94123 | $40,000 |
| Mar 17, 2022 | RemodelUnit #104: unit kitchen and bathroom remodel in kind, no str | 94123 | $40,000 |
| Mar 17, 2022 | RemodelUnit #202: unit kitchen and bathroom remodel | 94123 | $40,000 |
| Mar 17, 2022 | Remodel (×3, same day) | 94123 | $40,000 each |
| Mar 17, 2022 | Remodel (×2, same day)Unit #302: one kitchen and one bathroom remodel in kind | 94123 | $40,000 each |
| Mar 17, 2022 | RemodelUnit #304: ome kitchen and one bathroom remodel in kind | 94123 | $40,000 |
What to ask before you hire
About Block 12 Construction
- Ask what the warranty covers and for how long, in writing.
Worth asking any remodeling contractor
- Can you show me proof of liability insurance and your bond?
- What is in the price, and how do you price changes once work starts?
- Who will run the job day to day, and who are the subcontractors?
- Who pulls the permits, and what is the payment schedule?
Get a quote from Block 12 Construction
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