3 N 1 Construction Inc.
Remodeling contractor based in South San Francisco. Licensed since 2015.
- License active
- No workers' comp: the business told the state it has no employees
12 jobs on San Francisco permits, 2022 to 2026: 7 remodels, 4 panel upgrades, 1 home addition. 410th 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 1005965, active in the state's records on Sep 23, 2026General buildingNo complaints or citations on the board's public record. | Checks out |
| Workers' comp? | No workers' comp: the business told the state it has no employeesThis covers their crew if someone is hurt. It is not insurance for your home. | Ask them |
| In business? | Licensed since 2015 | |
| Jobs on record | 12 jobs on San Francisco permits, 2022 to 2026: 7 remodels, 4 panel upgrades, 1 home additionThey are based in South San Francisco. Work outside San Francisco is not in these records.Their permits mention 7 bathrooms, 2 kitchens, 1 deck.410th 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 1005965 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 $28,000 (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
- 941165 jobs
- 941213 jobs
- 941123 jobs
- 941221 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 |
|---|---|---|---|
| Apr 30, 2026 | RemodelIn-kind remodeling of 1 bathroom(s) in 2nd fl with 0 shower pan(s) | 94121 | $28,000 |
| Feb 26, 2025 | RemodelAdd new media room on 1/f | 94116 | $45,000 |
| Feb 26, 2025 | AdditionAdd new media room on 1/f | 94116 | $45,000 |
| Jan 15, 2025 | RemodelBath remodel with water fixture rearrangement | 94122 | $12,000 |
| Jan 15, 2025 | Remodel2/f: remodel rear additional bathroom | 94116 | $9,000 |
| Aug 26, 2024 | RemodelBathroom remodel with water fixture rearragement . no wall removal | 94112 | $20,000 |
| Aug 26, 2024 | Panel upgradeUpgrade main panel to 200 amp and add subpanel for bathroom remodeling | 94112 | not stated |
| Aug 13, 2024 | RemodelIn response to dbi complaint 202425913. add new bathroom and remodel existing kitchen at 2/f | 94121 | $60,000 |
| Aug 13, 2024 | Panel upgradeRef to bldg pa #202408128454: add new 70 amp sub panel for 1 new bath, and remodel 1 e) bath & e)… | 94121 | not stated |
| Apr 28, 2023 | Panel upgradeTo renew permit #e202202178473 (whole house rewire | 94116 | not stated |
| Feb 17, 2022 | Remodel1st fl - add laundry and storage; 2nd floor - remodel kitchen, bathroom and add 1 full bath; add… | 94112 | $57,000 |
| Feb 17, 2022 | Panel upgradeWhole house rewire | 94116 | not stated |
What to ask before you hire
About 3 N 1 Construction Inc.
- Ask who will do the work. Anyone they pay to work on your home must be covered by workers' comp.
- 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 3 N 1 Construction Inc.
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