Hanson Construction
Home addition contractor based in Tarzana. Licensed since 1987.
- License active
- No workers' comp: the business told the state it has no employees
4 jobs on Los Angeles permits, 2025 to 2026: 3 home additions, 1 remodel. 261st most addition permits of 357 contractors in Los Angeles.
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 518490, 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 1987 | |
| Jobs on record | 4 jobs on Los Angeles permits, 2025 to 2026: 3 home additions, 1 remodelThey are based in Tarzana. Work outside Los Angeles is not in these records.261st most addition permits of 357 licensed contractors in Los Angeles. That counts jobs, not quality.Our Los Angeles permit records cover September 2023 to September 2026. |
Records: the state license board and City of Los Angeles 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 518490 on CSLB
Cost and timing
All addition jobs in Los Angeles: $38,000 to $120,000
Half of 10,836 city permits list an amount in this range. Permit amounts are often lower than what you pay.
- Second-story additions in Los Angeles: $75,000 to $200,000 (858 permits)
- Garage additions in Los Angeles: $48,000 to $110,000 (3,411 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 $15,000 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. What addition jobs cost in Los Angeles.
Get 2 or 3 written quotes.
Permit timeline
Across Los Angeles, a addition permit stays open about about 13 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. Waiting for the permit adds about about 4 months. How long addition jobs take.
Track record
Where they work most
- 914362 jobs
- 900451 job
- 916041 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 |
|---|---|---|---|
| Jan 10, 2026 | AdditionProposed addition & interior remodel of existing single family dwellin | 91436 | $46,000 |
| Jan 10, 2026 | AdditionAdd 32.5' x 9' ( 292 sf) attached patio cover to the rear of (e) sfd w | 91436 | $8,000 |
| Apr 26, 2025 | AdditionProposed trellis ( with steel columns ) and bbq attached to side of sf | 90045 | $15,000 |
| Mar 25, 2025 | RemodelAddition of attached ADU at new 2nd floor of (e) 1-story S.F.D per LAMC 12.22 A.33 (c) &… | 91604 | $100,000 |
What to ask before you hire
About Hanson Construction
- 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 home addition contractor
- Can you show me proof of liability insurance and your bond?
- Do you handle the plans and engineering, or do I hire them?
- 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 Hanson Construction
Five quick questions. We pass your request to Hanson Construction.
Request for Hanson Construction
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Sent. We have your request.
We pass it to Hanson Construction. Replies usually come within a few days.
Your job room keeps the request, your photos and every reply in one place, with an assistant that checks prices against city permits. Keep its link: it is the key to your job.
Open your job roomMore home addition contractors near 91436 and 90045
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