Records copied from Washington State L&I and the Oregon Construction Contractors Board.

WA L&I licence records

Seattle contractors on the Washington L&I register

Every Washington L&I registration on file at a Seattle, Washington address. A licence from one state grants nothing in the other, so a firm working both sides of the river carries both.

3,748 records on file·Washington State Department of Labor & Industries·data as of July 2026

61 more Seattle businesses hold an Oregon CCB licence instead. Those are a separate register and a separate page: Seattle contractors on the Oregon CCB register →

3,618 unexpired recordsInclude 130 expired

A–Z Newest licence Longest established

General2,794 Painting/Wallcovering150 Landscaping132 Journey Level72 Floor Covering And Counter Tops52 Cabinets, Millwork And Finish Carpentry50 Residential48 Handyman41 Limited Energy32 Heating/Vent/Air-conditioning And Refrig (HVAC/R)28 Tile, Ceramic, Mosaic, Natural And Mfg Stone21 Concrete19

Showing 2,501–2,525 of 3,618 records

Prolific Focus LLCGeneralWA L&IPROLIFL746MFLicensed 2026Active Pronto Northwest LLCGeneralWA L&IPRONTNL785J5Licensed 2022Active Proof BuildersGeneralWA L&IPROOFB*742CSLicensed 2026Active Proper Construction LLCGeneralWA L&IPROPECL780RWLicensed 2022Active Proper HouseGeneralWA L&IPROPEH*771D9Licensed 2023Active Proper ReglazingGeneralWA L&IPROPER*752Q5Licensed 2025Active Proper Tiles LLCTile, Ceramic, Mosaic, Natural And Mfg StoneWA L&IPROPETL786DGLicensed 2022Active Prospect Decks And Fences LLCGeneralWA L&IPROSPDF806OZLicensed 2020Active ProweldWelding And Ornamental MetalWA L&IPROWE**852J3Licensed 2015Active Pruf Studio LLCGeneralWA L&IPRUFSSL753JGLicensed 2025Active Psr Mechanical LLCHVAC/RfrgWA L&IPSRMEML804DSLicensed 2020Active Psr Mechanical LLCGeneralWA L&IPSRMEML809C6Licensed 2020Active Ptm Renovation IncGeneralWA L&IPTMRERI950Q8Licensed 2005Active Puget Premier LLCGeneralWA L&IPUGETPL744JMLicensed 2026Active Puget Sound ADU BuildersGeneralWA L&IPUGETSA764QFLicensed 2024Active Puget Sound Builders & RnvtnGeneralWA L&IPUGETSB779QZLicensed 2023Active Puget Sound Coatings LLCGeneralWA L&IPUGETSC823QHLicensed 2018Active Puget Sound Drywall IncDry WallWA L&IPUGETSD835MULicensed 2017Active Puget Sound Energy IncGeneralWA L&IPUGETSE033DDLicensed 1997Active Puget Sound Property Rest LLCGeneralWA L&IPUGETSP837OELicensed 2017Active Puget Sound Solar LLCGeneralWA L&IPUGETSS920RHLicensed 2008Active Puget Sound Solar LLCGeneralWA L&IPUGETSS932MULicensed 2007Active Puget Sound Window Maint IncGeneralWA L&IPUGETSW893DULicensed 2011Active Pure Construction LLCGeneralWA L&IPURECCL818JWLicensed 2019Active Pureclean Outdoor LLCGeneralWA L&IPURECOL759CGLicensed 2025Active

Top 12 trades in Seattle

66 classifications

3,748Records on file

3,618Unexpired

66Trade 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

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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