Records copied from Washington State L&I and the Oregon Construction Contractors Board.
WA L&I licence records
Prosser contractors on the Washington L&I register
Every Washington L&I registration on file at a Prosser, Washington address. A licence from one state grants nothing in the other, so a firm working both sides of the river carries both.
85 records on file·Washington State Department of Labor & Industries·data as of July 2026
2 more Prosser businesses hold an Oregon CCB licence instead. Those are a separate register and a separate page: Prosser contractors on the Oregon CCB register →
85 total recordsHide expired
Showing 1–25 of 85 records
A S Renovations LLCActiveAab Flooring LLCActiveAce Heating & CoolingActiveAdam's ElectricalActiveAjw Construction LLCActiveAmerican Tree Trimmers LLCActiveAngle Construction LLCActiveApex LandscapingActiveArrow Roofing & Const LLCActiveB CleaningActiveB J Paint & Carpet IncActiveBenton Rural Electric AssnActiveBill's Professional PaintingActiveBravo's Welding & Fab LLCActiveCall The Roofer IncActiveChampion Finishing LLCActiveCm Excavating ServicesActiveColumbia River Services LLCActiveConrad Russell Excavation LLCActiveCovenant Contruction CompanyExpiredCoy's Plumbing LLCExpiredCoy's Plumbing LLCActiveD & S ConstructionActiveDavy's Total Lawn Care Svc IncActiveDecoworkActive
Top 12 trades in Prosser
16 classifications85Records on file
78Unexpired
16Trade 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 Prosser? 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