Thomas Group LLC
ADU builder in Seattle, WA · Licensed
0completed ADU permits
1total ADU permits
2017year active on record
$511,514median est. project cost
Washington state license
- License
- THOMAGL987OC
- Status
- Licensed
- Type
- CONSTRUCTION CONTRACTOR
- Expires
- 2026-11-27
- Registered in
- SEATTLE, WA
As reported by WA L&I on 2026-10-13. Always re-verify at lni.wa.gov/verify.
Permit record
Every ADU-related permit in covered city records naming this contractor. Links go to each city's official permit portal.
| Permit | City | Issued | Status | Est. cost | Address | Description |
|---|---|---|---|---|---|---|
| 6580779-CN | Seattle | 2017-09-22 | Expired | $511,514 | 8527 LATONA AVE NE | Establish use as single family residence and construct one family dwelling with detached garage and backyard cottage (DADU) per plans. |
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