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 3,026–3,050 of 3,618 records

Sound Oil CoHVAC/RfrgWA L&ISOUNDOC016PHLicensed 1999Active Sound Oil CoGeneralWA L&ISOUNDOC168NALicensed 1984Active Sound Painting Solutions LLCGeneralWA L&ISOUNDPS880OSLicensed 2012Active Sound Seismic LLCGeneralWA L&ISOUNDSL836NDLicensed 2017Active Sound Sewer Inspection Inc.Drain Cleaning / SnakingWA L&ISOUNDSI843O7Licensed 2016Active Sound Tree Care LLCTree Removal ServiceWA L&ISOUNDTC807NGLicensed 2020Active Sound View Window & Door IncGeneralWA L&ISOUNDVW900CBLicensed 2010Active Soundcraft Home ServicesGeneralWA L&ISOUNDHS741K1Licensed 2026Active Soundearth Strategies IncGeneralWA L&ISOUNDSI907QDLicensed 2010Active Sounder Plumbing LLCResidentialWA L&ISOUNDPL776P6Licensed 2023Active South Painting LLCPainting/WallcoveringWA L&ISOUTHPL815KCLicensed 2019Active South To NW Services LLCGeneralWA L&ISOUTHNS814B3Licensed 2019Active South West Plbg & Wtrhtrs LLCGeneralWA L&ISOUTHWP807OJLicensed 2020Active Southern ExposureLandscapingWA L&ISOUTHE*803BPLicensed 2020Active Space Craft Custom Hms/RnvtnsGeneralWA L&ISPACECC744JBLicensed 2026Active Sparq LivingGeneralWA L&ISPARQL*753B9Licensed 2025Active Spartan Builders LLCGeneralWA L&ISPARTBL829CZLicensed 2018Active Spd Construction Services LLCGeneralWA L&ISPDCOCS832RALicensed 2017Active Specialized Wood RepairHandymanWA L&ISPECIWR878MULicensed 2013Active Specialty Woodwork IncGeneralWA L&ISPECIWI893OZLicensed 2011Active Spectrum Electrical Srvcs CoGeneralWA L&ISPECTES071Q6Licensed 1993Active Speedy Locksmith LLCLocks, Security And Alarm EquipmentWA L&ISPEEDLL761BTLicensed 2024Active Sphere Solar Energy LLCGeneralWA L&ISPHERSE844M2Licensed 2016Active Spike Industries LLCGeneralWA L&ISPIKEIL741JBLicensed 2026Active Spiral Sign & AwningSignsWA L&ISPIRASA833OLLicensed 2017Active

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