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 2,176–2,200 of 3,618 records

Nautilus Sound Design LLCGeneralWA L&INAUTISD903L9Licensed 2010Active Nb Construction IncGeneralWA L&INBCONCI833P4Licensed 2017Active Nc ConstructionGeneralWA L&INCCONC*762PNLicensed 2024Active Need Electrical Contractor LLCGeneralWA L&INEEDEEC750CJLicensed 2025Active Nelson Electric IncGeneralWA L&INELSOEI132CZLicensed 1987Active Neptune Electric CoGeneralWA L&INEPTUEC913KGLicensed 2009Active Nestingen Carpentry LLCGeneralWA L&INESTICL994BCLicensed 2001Active Nesw PaintingPainting/WallcoveringWA L&INESWPP*835L7Licensed 2017Active Neudorfer Engineers LLCHeating/Vent/Air-conditioning And Refrig (HVAC/R)WA L&INEUDOEL787LNLicensed 2022Active New Electric CompanyGeneralWA L&INEWELEC780DALicensed 2022Active New Exteriors LLCGeneralWA L&INEWEXEL799Q9Licensed 2021Active New Finish LLCGeneralWA L&INEWFIFL795QELicensed 2023Active New Finishes IncPainting/WallcoveringWA L&INEWFII*016CELicensed 1999Active New Home Solutions LLCGeneralWA L&INEWHOHS862B8Licensed 2014Active New Horizons Pntg & Impr LLCGeneralWA L&INEWHOHP742JLLicensed 2026Active New Look Const & Fndtn Rpr LLCGeneralWA L&INEWLOLC746J1Licensed 2026Active New Wave Construction IncGeneralWA L&INEWWAWC864CCLicensed 2014Active Newtown Builders IncGeneralWA L&INEWTOBI038MGLicensed 1997Active Next Construction LLCGeneralWA L&INEXTCCL748MHLicensed 2026Active Next Level Property MaintGeneralWA L&INEXTLLP799BHLicensed 2021Active Nfi Enterprises LLCGeneralWA L&INFIENEL901LGLicensed 2010Active Ng Electric LLCGeneralWA L&INGELEEL763R4Licensed 2024Active Nguyen LandscapingGeneralWA L&INGUYEL*946JMLicensed 2006Active Nic Solution & Remodel LLCGeneralWA L&INICSOSR769LCLicensed 2024Active Nic's Plumbing LLCResidentialWA L&INICSPPL742MNLicensed 2026Active

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

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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