Records copied from Washington State L&I and the Oregon Construction Contractors Board.
WA L&I licence records
Dayton contractors on the Washington L&I register
Every Washington L&I registration on file at a Dayton, Washington address. A licence from one state grants nothing in the other, so a firm working both sides of the river carries both.
35 records on file·Washington State Department of Labor & Industries·data as of July 2026
63 more Dayton businesses hold an Oregon CCB licence instead. Those are a separate register and a separate page: Dayton contractors on the Oregon CCB register →
32 unexpired recordsInclude 3 expired
Showing 1–25 of 32 records
Barker IncActiveBlueprint Const Serv LLCActiveBoggs Construction LLCActiveCaft LLCActiveDayton Electric LLCActiveDeruwe IncActiveDouble T ConstructionActiveDry Hollow Construction LLCActiveF&r Construction LLCActiveFrame Customs LLCActiveG L R IncActiveGemmell's Machine Works IncActiveHarting ConstructionActiveHickam Well DrillingActiveKyle's DemolitionActiveMark Lanning Tree ServiceActiveMontelongo Set2 Fnsh Cncrt LLCActiveMore Affordable Land MgmtActiveQuality Roofing ServicesActiveRamm RenovationsActiveRock Hill Concrete LLCActiveRussell Rockeries IncActiveShane Robins Construction LLCActiveSportech Const & ExvtnActiveSteinhoff Construction LLCActive
Trades registered in Dayton
5 classifications35Records on file
32Unexpired
5Trade classifications
WA L&IIssuing agency
Verify any record directly with the issuing agency: WA L&I Verify a Contractor · Oregon CCB licence search
For contractors
Work in Dayton? Your record is already here.
Washington State L&I registration publishes your registration, so it appears on this page. Claim it free and add what you actually do.
Claim your recordPublished 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