Helio
ADU builder based in Los Angeles. Licensed since 2015.
- License active
- Workers' comp on file
11 jobs on Los Angeles permits, 2022 to 2026: 8 ADUs, 2 panel upgrades, 1 home addition. 41st most ADU permits of 271 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 1004478, 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 | 11 jobs on Los Angeles permits, 2022 to 2026: 8 ADUs, 2 panel upgrades, 1 home addition41st most ADU permits of 271 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 1004478 on CSLB
Cost and timing
All ADU jobs in Los Angeles: $35,000 to $120,000
Half of 9,338 city permits list an amount in this range. Permit amounts are often lower than what you pay.
- Detached ADUs in Los Angeles: $46,000 to $121,000 (3,485 permits)
- Garage conversions in Los Angeles: $30,000 to $65,000 (3,524 permits)
- Junior ADUs in Los Angeles: $20,000 to $50,000 (768 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 $60,000 (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 Los Angeles.
Get 2 or 3 written quotes.
Permit timeline
Across Los Angeles, a ADU permit stays open about about 12 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 ADU jobs take.
Track record
5 jobs in the last 12 months, up from 1 the year before
Where they work most
- 900344 jobs
- 900253 jobs
- 900462 jobs
- 900491 job
- 900161 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 |
|---|---|---|---|
| Aug 21, 2026 | ADUConvert 11 recreation rooms to new attached ADUs within apartment buil | 90034 | $110,000 |
| Aug 6, 2026 | ADUCONVERT STORAGE SPACE INTO TWO additional ADUs, (TOTAL 4 ON SITE) | 90025 | $40,000 |
| Jul 23, 2026 | ADUConvert parking and laundry space to 2 separate ADU units | 90025 | $80,000 |
| Feb 25, 2026 | ADUConvert a Gym space into a Accessory Dwelling Unit(ADU) per GCS 65852 | 90049 | $8,000 |
| Jan 27, 2026 | ADUConvert existing attached garage to adu | 90034 | $100,000 |
| Jul 23, 2025 | AdditionAddition to existing 1 story single family dwelling in the front of th | 90016 | $750,000 |
| Mar 26, 2024 | ADUConvert existing attached garage into adu in existing apartmetn | 90025 | $80,000 |
| Feb 29, 2024 | ADU(N) DETACHED ADU PER CA GOVT CODE 65852.2 (e)(1)(D) AND APPLICABLE PAR | 90046 | $22,110 |
| Feb 29, 2024 | ADU(N) DETACHED ADU PER CA GOVT. CODE 65852.2(e)(1)(D) AND APPLICABLE PAR | 90046 | $22,110 |
| Mar 10, 2022 | Panel upgrade(e-plan) power plan check only for an additional 10 panels and circuit | 90034 | not stated |
| Mar 4, 2022 | Panel upgradeRevisions to approved set, delta 5 changes | 90034 | not stated |
What to ask before you hire
About Helio
- 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 Helio
Five quick questions. We pass your request to Helio.
Request for Helio
- Where
- Job
- Start
- Budget
- Goes to
You decide who to hire. Your details go only to the contractors you pick. How we use your details
Sent. We have your request.
We pass it to Helio. 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.
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See all 271 ADU builders in Los Angeles, ranked by jobs
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