ADU Builder Index

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Hansen Renovation Inc.

1completed ADU permits
1total ADU permits
2019–2019active years on record
$58,406median est. project cost

Washington state license

License
HANSERI931DF
Status
license active
Type
CONSTRUCTION CONTRACTOR
Expires
2027-03-06
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.

PermitCityIssuedStatusEst. costAddressDescription
6696229-CN2019-04-12Completed$58,4061118 15th AVE ERemove existing detached garage and construct detached accessory dwelling unit (DADU) with garage below to existing single family residence per plan.

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