ADU Builder Index

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Avalon Project Inc.

1completed ADU permits
2total ADU permits
2016–2023active years on record
$208,738median est. project cost

Washington state license

License
AVALOPI860M4
Status
license suspended
Type
CONSTRUCTION CONTRACTOR
Expires
2026-11-06
Registered in
BELLEVUE, 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.

PermitCityIssuedStatusEst. costAddressDescription
22 114712 BS2023-09-27Completed3711 136th Ave SESung Residence — Demolish Existing Single Family Residence Approx. 1220 SF Construct New Two Story Wood Framed Single Family House over Daylight Basement Approx. 5846 SF Conditioned Space with Attached Two Car Garage Approx. 492 SF *Includes right-of-way, clearing & grading, and storm connection *Does not include mechanical, electrical, or plumbing
6440433-CN2016-04-20Expired$208,7386731 22ND AVE NWRemove existing garage and Construct detached accessory dwelling unit per plan.

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