Trinity Building Co Llc
Remodeling contractor based in San Francisco. Licensed since 2015.
- License active
- Workers' comp on file
10 jobs on San Francisco permits, 2021 to 2025: 9 remodels, 1 home addition. 336th 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 1002911, 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 2015 | |
| Jobs on record | 10 jobs on San Francisco permits, 2021 to 2025: 9 remodels, 1 home additionTheir permits mention 8 bathrooms, 7 kitchens, 2 decks, 1 garage.336th 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 1002911 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 $100,000 (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
Jobs per quarter
Where they work most
- 941142 jobs
- 941102 jobs
- 941322 jobs
- 941182 jobs
- 941231 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 |
|---|---|---|---|
| May 21, 2025 | RemodelNew deck and stairs to rear yard | 94114 | $250,000 |
| May 21, 2025 | AdditionNew deck and stairs to rear yard | 94114 | $250,000 |
| Mar 25, 2024 | RemodelRef 202211086104-revision to (e) permit to inlcude adding sliding door at office at 1st floor | 94110 | not stated |
| Aug 1, 2023 | RemodelNo details on the permit | 94110 | $100,000 |
| Jan 20, 2023 | RemodelKitchen and (2) bathroom remodels | 94123 | $100,000 |
| Dec 13, 2022 | RemodelNo details on the permit | 94132 | $100,000 |
| Aug 18, 2022 | RemodelReplace windows, convert front entrance porch to conditioned space | 94121 | $580,000 |
| Mar 16, 2022 | RemodelRemodel 2 bathrooms and 1 kitchen | 94118 | $50,000 |
| Mar 4, 2022 | RemodelInterior remodel including 4 existing bathroom remodels, 1 new bathroom, new interior finishes, new… | 94132 | $500,000 |
| Sep 30, 2021 | RemodelIn-kind remodeling of 1 bathroom(s) in 1st fl with 1 shower pan(s) | 94118 | $15,000 |
What to ask before you hire
About Trinity Building Co Llc
- 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 Trinity Building Co Llc
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Open your job roomMore remodeling contractors near 94114 and 94110
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