ADU Builder Index

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Kieran De Guzman

1completed ADU permits
1total ADU permits
2021–2021active years on record
$642,730median 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
6789624-CN2021-09-08Completed$642,7303313 S DEARBORN STEstablish use as and construct new single family residence with attached accessory dwelling unit (AADU) and new detached accessory dwelling unit (DADU) per plan.

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