ADU Builder Index

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Sts Construction Services

1completed ADU permits
1total ADU permits
2015–2015active years on record
$100,000median 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
6462435-CN2015-08-18Completed$100,0004759 51ST PL SWConstruct addition and alterations to existing single family residence including partial second floor deck and ADU (Accessory Dwelling Unit) over existing garage per plans.

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