ADU Builder Index

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Optima Construction Daniela Ana Potra

0completed ADU permits
1total ADU permits
2025–2025active years on record
median 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
25 121227 BUPending6739 123rd Ave SEConvert existing garage to living area — Applicant description: We are remodeling DADU from 1999. Converting DADU garage into living area. **24 127323 EA** Staff description: Convert detached garage/storage building to a dwelling unit. The first story is a conversion of unconditioned to conditioned space, including adding a kitchen, bathroom and an interior stair to access the upper story.

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