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 →

3,748 total recordsHide 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 1,801–1,825 of 3,748 records

Kai Construction IncGeneralWA L&IKAICOCI760OQLicensed 2024Active Kaleb Kerr LLCGeneralWA L&IKALEBKL831CPLicensed 2017Active Kalluna Interior Design IncGeneralWA L&IKALLUID743K8Licensed 2026Active Kane Environmental IncGeneralWA L&IKANEEEI834PFLicensed 2017Active Kaos Construction LLCGeneralWA L&IKAOSCCL784K7Licensed 2022Active Kaplan Electric LLCGeneralWA L&IKAPLAEL776DOLicensed 2023Active Karl Miller GardeningGeneralWA L&IKARLMMG764DNLicensed 2024Active Karl's Fine ConstructionGeneralWA L&IKARLSFC971CCLicensed 2003Active Karuna Build LLCGeneralWA L&IKARUNBL837K2Licensed 2017Active Katalox Construction LLCGeneralWA L&IKATALCL785NTLicensed 2022Active Kate Lee PaintingPainting/WallcoveringWA L&IKATELLP743LCLicensed 2026Active Kb Electric Service IncGeneralWA L&IKBELEES844N9Licensed 2016Expired Kb Electric Service IncorporatGeneralWA L&IKBELEES962DNLicensed 2004Active Kb Tech Solutions IncGeneralWA L&IKBTECTS783CNLicensed 2022Active Kc Equipment LLCGeneralWA L&IKCEQUEL929MMLicensed 2008Active Kcd Trucking IncGeneralWA L&IKCDTRTI768L7Licensed 2024Active Kcm Construction LLCGeneralWA L&IKCMCOCL773P4Licensed 2023Active Kcs Custom Services LLCPainting/WallcoveringWA L&IKCSCUCS771KBLicensed 2023Active Kec ConstructionGeneralWA L&IKECCOC*750NGLicensed 2025Active Keel LLCGeneralWA L&IKEELLL*760P9Licensed 2024Active Keeping Up With The Roses LLCLandscapingWA L&IKEEPIUW795DALicensed 2021Active Keil StudioGeneralWA L&IKEILSS*741KALicensed 2026Active Keithly Electric CoGeneralWA L&IKEITHEC101BJLicensed 1990Active Kelian Cleaning ServicesPressure WashingWA L&IKELIACS784QBLicensed 2022Active Kelley Garden Service LLCLandscapingWA L&IKELLEGS829KSLicensed 2018Expired

Top 12 trades in Seattle

66 classifications

3,748Records on file

3,617Unexpired

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