Hanson Construction
2completed ADU permits
2total ADU permits
2016–2020active years on record
$148,622median est. project cost
Washington state license
- License
- HANSOC*966O2
- Status
- license active
- Type
- CONSTRUCTION CONTRACTOR
- Expires
- 2026-12-05
- Registered in
- SEATTLE, WA
As reported by WA L&I on 2026-08-30. 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 |
|---|---|---|---|---|---|---|
| 6771881-CN | 2020-06-30 | Completed | $148,622 | 6314 LATONA AVE NE | Construct a detached accessory dwelling unit (DADU) for a single-family residence per plan. | |
| 6501795-CN | 2016-08-11 | Completed | $110,455 | 1427 27TH AVE | Construct detached accessory dwelling unit accessory to existing single family residence and construct detached garage per plan. |
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