Records copied from Washington State L&I and the Oregon Construction Contractors Board.
ZIP code 99110 · Washington
Contractors registered in 99110
Records whose business address falls inside this postal code, most of them in Clayton. Both registries are merged here — a ZIP does not care which agency issued the licence.
33 records·Washington·WA data as of July 2026
33Records in this ZIP
8Trade classifications
ClaytonPrimary city
WAState
Records
A–ZShowing 1–25 of 33 records
Adept Fire ProtectionActiveBirky's Better Built Barns LLCActiveChristopher Short Const LLCActiveClay SeveyActiveCommemorative Concrete LLCActiveCopper River Electric LLCActiveCornerstone Irrig & Maint LLCActiveDot Electric IncActiveDot Electric IncActiveDr Electric LLCActiveEpic Design LLCActiveK Scenic LLCActiveKeller Construction CompanyActiveLarry Miller Excavating IncActiveLegacy Construction ServicesActiveLoftis Construction IncActiveLong Construction IncActiveLong ExcavatingActiveLotech ConsultingActiveM & L Maintenance/Const LLCActiveMassey Excavation IncActiveMcCallum Const & DrywallActiveOwl FenceActivePalms Tree Service & LandscpngActivePnw TrenchlessActive
Verify any record directly with the issuing agency: WA L&I Verify a Contractor · Oregon CCB licence search
Published by PNW Contractor Marketing, SeaTac, Washington. This directory reproduces public licence records and is not affiliated with, endorsed by, or operated by any state agency.Washington data as of July 2026. Sources & method
