Vallas Construction & Development, Inc.
ADU builder working in San Diego. Licensed since 2021.
- License active
- No workers' comp: the business told the state it has no employees
4 jobs on San Diego permits, 2022 to 2026: 3 ADUs, 1 solar installation. 104th most ADU permits of 105 contractors in San Diego.
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 1074561, active in the state's records on Sep 23, 2026General buildingNo disciplinary case on the state's file.We found this license by the business name. No other active license has that name. | 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 2021 | |
| Jobs on record | 4 jobs on San Diego permits, 2022 to 2026: 3 ADUs, 1 solar installation104th most ADU permits of 105 contractors in San Diego. That counts jobs, not quality.Our San Diego permit records cover October 2021 to September 2026. |
Records: the state license board and City of San Diego permits.
Cost and timing
All ADU jobs in San Diego: $68,000 to $172,000
Half of 1,329 city permits list an amount in this range. Permit amounts are often lower than what you pay.
- Detached ADUs in San Diego: $70,000 to $176,000 (789 permits)
- Garage conversions in San Diego: $48,000 to $117,000 (175 permits)
- Junior ADUs in San Diego: $57,000 to $147,000 (94 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 $43,023 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. What ADU jobs cost in San Diego.
Get 2 or 3 written quotes.
Track record
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 | On the permit form |
|---|---|---|
| Apr 15, 2026 | ADUADU CLAIREMONT MESA; Combination building permit for 3 (N) ADUs for an existing SDU. Work to… | $42,504 |
| Jan 7, 2025 | ADUADU CLAIREMONT MESA; Combination building permit for a (N) 2nd-story ADU to be built atop an (E)… | $94,432 |
| Sep 18, 2023 | SolarNo details on the permit | not stated |
| Feb 9, 2022 | ADUADU NORTH PARK. Combination building permit for existing SDU. Scope of work includes construction… | $43,023 |
What to ask before you hire
About Vallas Construction & Development, 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 ADU builder
- Can you show me proof of liability insurance and your bond?
- Do you handle the plans, engineering and utility hookups, or do I?
- How long from permit to the final inspection on your last three ADUs?
- What is the payment schedule, and what is extra?
Get a quote from Vallas Construction & Development, Inc.
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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.
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