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

WA L&I licence records

Walla Walla contractors on the Washington L&I register

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

378 records on file·Washington State Department of Labor & Industries·data as of July 2026

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

369 unexpired recordsInclude 9 expired

A–Z Newest licence Longest established

General263 Journey Level19 Landscaping12 Painting/Wallcovering12 HVAC/Rfrg7 Concrete6 Dry Wall6 Floor Covering And Counter Tops6 Heating/Vent/Air-conditioning And Refrig (HVAC/R)6 Cabinets, Millwork And Finish Carpentry4 Residential4 Tile, Ceramic, Mosaic, Natural And Mfg Stone4

Showing 226–250 of 369 records

Moreno & Nelson ConstructionGeneralWA L&IMORENNC930BTLicensed 2007Active Mr General Construction LLCGeneralWA L&IMRGENGC823OJLicensed 2018Active Mahurin Construction LLCGeneralWA L&IMAHURCL858KGLicensed 2015Active Mario's Yard CareGeneralWA L&IMARIOYC832MGLicensed 2017Active Marquez PlasteringLathing And PlasteringWA L&IMARQUP*875PSLicensed 2013Active Mill Creek MechanicalHVAC/RfrgWA L&IMILLCCM819MLLicensed 2019Active Mill Creek Mechanical LLCGeneralWA L&IMILLCCM762PPLicensed 2024Active Mill Creek Mechanical LLCJourney LevelWA L&IMILLCCM763CKLicensed 2024Active N & J Diaz FramingGeneralWA L&INJDIAJD941KTLicensed 2006Active N & J Lawn CareLandscapingWA L&INJLAWJL821QALicensed 2018Active N M LandscapeLandscapingWA L&INMLANL*888ORLicensed 2012Active Narum Concrete Const IncConcreteWA L&INARUMCC140C6Licensed 1986Active Nico Electrical ContractingGeneralWA L&INICOECL953J8Licensed 2005Active Njm Hndmn Rprs & Imprvmnts LLCGeneralWA L&INJMHNHR766JKLicensed 2024Active No Limit HandymanGeneralWA L&INOLIMLH756RTLicensed 2026Active NW Installation & Repair LLCFloor Covering And Counter TopsWA L&INWINSIR884RQLicensed 2012Active Oasis Landscaping LLCGeneralWA L&IOASISLL772N3Licensed 2023Active Oetman ConstructionGeneralWA L&IOETMAC*761J5Licensed 2024Active Ojcius Lawn CareGeneralWA L&IOJCIULC860NDLicensed 2014Active Olde School Millwork & JoineryGeneralWA L&IOLDESSM792K6Licensed 2021Active Oltman Brothers Const LLCGeneralWA L&IOLTMABC926Q5Licensed 2008Active Overhead Door Co / Walla WallaGeneralWA L&IOVERHDC862Q4Licensed 2014Active Padilla ConstructionGeneralWA L&IPADILC*872M6Licensed 2013Active Painting Pro's LLCPainting/WallcoveringWA L&IPAINTPL778MLLicensed 2023Active Peak Plumbing Solutions LLCJourney LevelWA L&IPEAKPPS776NHLicensed 2023Active

Top 12 trades in Walla Walla

32 classifications

378Records on file

369Unexpired

32Trade 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