Records copied from Washington State L&I and the Oregon Construction Contractors Board.
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Businesses beginning with O
Every registration in both registries whose recorded business name starts with this letter.
2,202 records·letter O·WA data as of July 2026
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Records
A–ZShowing 76–100 of 2,202 records
O'neill Plumbing CoActiveO'neill Plumbing CoActiveO'reilly SignsActiveO's Sons ConstructionActiveO'sage Signs LLCActiveO'sage Signs LLCActiveO'shaughnessy Builders LLCActiveO'shaughnessy Painting LLCActiveO'steen's Handiwork LLCActiveO'shea's LLCActiveO'toole ExcavationActiveO-K Traffic Control Servs LLCActiveO.S United LLCActiveO2 Construction LLCActiveO2pure Air Duct Cleaning LLCActiveO4 Construction LLCActiveOa&z Construction LLCActiveOac ConstructionActiveOaconstruction LLCActiveOai+rainierActiveOak & Brush LLCActiveOak & Iron Building LLCActiveOak & Iron Construction LLCActiveOak & Iron Construction LLCActiveOak & Marble Design LLCActive
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