← Seattle ADU builders

COASTAL CONSTRUCTION LLC

Detached (DADU) & Attached builder · Seattle, King County

Licensed — WA L&I (COASTCL850RC)
10 ADUs permitted
in Seattle / King County · verified from public permit records
Verified permits
10
Permitting since
2022
Service area
King County

ADU types

Detached (DADU)Attached

Verified permit record

10 ADU building permits on public record in King County, 2022–2025 — 9 detached, 1 attached. Drawn from City of Seattle permit data and matched to COASTAL CONSTRUCTION LLC's Washington contractor registration. Project addresses are not published.

New to ADUs? Read our guides to Seattle's rules and typical costs

Project photos

Project photos appear once COASTAL CONSTRUCTION LLC claims this listing.

About

No description added yet.

Contact

Address 8520 Evanston Ave N #101, Seattle, WA 98103, USA
✓ Is this your business? Claim this listing
Permit record: City of Seattle SDCI permit data. License status: WA L&I (data.wa.gov).