ADU Builder Index

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Tony Truong

1completed ADU permits
1total ADU permits
2020–2020active years on record
$404,599median est. project cost

Washington state license

No exact business-name match in the WA L&I registry — this builder may hold a license under a different legal name. Check the registry directly.

Permit record

Every ADU-related permit in covered city records naming this contractor. Links go to each city's official permit portal.

PermitCityIssuedStatusEst. costAddressDescription
6768443-CN2020-11-10Completed$404,5997514 12TH AVE SWAdditions and substantial alterations to existing single family residence and construct a detached accessory dwelling unit per plan.

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