Cascadia Building Company LLC
1completed ADU permits
1total ADU permits
2009–2009active years on record
$332,555median est. project cost
Washington state license
- License
- CASCABC943L2
- Status
- license active
- Type
- CONSTRUCTION CONTRACTOR
- Expires
- 2028-02-04
- 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 |
|---|---|---|---|---|---|---|
| 6208280-CN | 2009-07-24 | Completed | $332,555 | 9210 MARY AVE NW | Demolish existing Single Family Residence and construct new single family residence with accessory dwelling unit. |
Is this your company? Claim this profile free to add your website, contact details, and corrections.
Or get featured — $99/mo, top placement above the rankings homeowners land on. How it works →