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Contractor license records in Seattle, WA
4,250 records with Seattle as their locality of record in L&I's records, as of November 3, 2026. Statuses print as the board records them; a record listed as suspended is not a current credential.
Source: Washington State Department of Labor & Industries (L&I) — records as of November 3, 2026. Records change; the board’s own L&I Verify a Contractor is the current source.
By specialty in Seattle
GENERAL (3,187) · PAINTING/WALLCOVERING (170) · LANDSCAPING (140) · JOURNEY LEVEL (79) · Floor Covering and Counter Tops (61) · Cabinets, Millwork and Finish Carpentry (56) · RESIDENTIAL (55) · HANDYMAN (43) · LIMITED ENERGY (33) · Heating/Vent/Air-Conditioning and Refrig (HVAC/R) (33) · Tile, Ceramic, Mosaic, Natural and MFG Stone (23) · HVAC/RFRG (22) · Tree Removal Service (22) · CONCRETE (21) · MASONRY (21) · GLAZING/GLASS (21) · ROOFING (17) · Signs (17) · Welding and Ornamental Metal (15) · Locks, Security and Alarm Equipment (15) · PRESSURE WASHING (13) · Window Coverings (13) · APPLIANCES/EQUIPMENT (12) · Framing and Rough Carpentry (11) · Construction Clean-up (8) · DRY WALL (8) · Paving/ Striping/ Seal Coating (8) · Siding (8) · Steel Erectors (7) · MAINTENANCE (7) · METAL FABRICATION (6) · INST EQUIP/STAT FURN/LAB T/LO (6) · FENCING (6) · Doors, Gates and Activating Devices (6) · Lathing and Plastering (5) · Insulation and Acoustical (5) · SIGN (5) · APPLIANCE REPAIR (4) · Drain Cleaning / Snaking (4) · RESIDENTIAL MAINTENANCE (4) · COMMERCIAL/INDUSTRIAL/REFRIG (4) · OVERHEAD/GARAGE DOORS (4) · Utilities and Telecommunications (4) · BACKFLOW SPECIALTY (3) · FIRE PROTECT SYSTEM (3) · Suspended Ceiling and Acoustical Tile (3) · Demolition and Salvage (3) · ALL AREAS (3) · Swimming Pools, Spas and Hot Tubs (3) · Structural Pest Control (3) · IRRIGATION/SPRINKLING SYSTEMS (2) · Excavation, Grading and Land Clearing (2) · Drilling, Blasting and Soil Sampling (2) · Scaffolding and Safety Railings (2) · HVAC/RFRG-RESTRICTED (2) · Awnings, Canopies, Patio Covers, Exterior Screens (2) · Sanitation System / Side sewers (2) · BOILER/STEAM FIT/PROC PIPING (2) · INSTALLATION/ALTERATION (2) · Industrial Equipment/Machines (2) · Wood/Pellet and Gas Stoves (2) · DOORS & GATES SPECIALTY (1) · Tanks and Tank Removal (1) · SERVICE STATION EQUIPMENT AND MAINTENANCE (1) · Closets (1) · WELL DRILLING (1) · GUTTERS/DOWNSPOUTS (1)
- OCEAN MILL WORK ACTIVE
- OCEAN PACIFIC INTERIORS INC SUSPENDED
- OCEAN PARK MECHANICAL INC ACTIVE
- OCEAN PARK MECHANICAL INC ACTIVE
- OCEAN PARK MECHANICAL INC ACTIVE
- OCHRE LLC ACTIVE
- OCM LLC ACTIVE
- OD PRO PAINTING ACTIVE
- ODDJOB CONSTRUCTION ACTIVE
- ODYSSEY PLUMBING ACTIVE
- ODYSSEY PLUMBING ACTIVE
- OEA PAINTING LLC ACTIVE
- OFF THE PORCH SUSPENDED
- OHM ELECTRICAL CONTRACTING LLC SUSPENDED
- OHM ELECTRICAL CONTRACTING LLC ACTIVE
- OHNO CONSTRUCTION COMPANY ACTIVE
- OHNO-TOUCHDOWN JV ACTIVE
- OLD HOUSE DR ACTIVE
- OLD SCHOOL BUILDERS ACTIVE
- OLIVARES PAINTING LLC SUSPENDED
- OLIVE & IRON STUDIOS LLC ACTIVE
- OLIVE CUSTOM WOODWORKS LLC ACTIVE
- OLIVER & BLUE CONSTRUCTION LLC ACTIVE
- OLSEN ANDERSON CONST LLC ACTIVE
- Olson Energy Serv/Gas Appl Svc ACTIVE
- OLSON HOLDINGS &CONSULTING INC ACTIVE
- OLYMPIC DECKS LLC ACTIVE
- OLYMPIC FINE FNSH & RESTOR LLC ACTIVE
- OLYMPIC HOT TUB CO ACTIVE
- OLYMPIC MILLWORK LLC ACTIVE
- OLYMPIC VIEW LANDSCAPING LLC ACTIVE
- OMAR CONSTRUCTION SERVICES LLC ACTIVE
- OMAR'S DEMOLITION & CONST LLC ACTIVE
- OMEGA GENERAL CONT LLC ACTIVE
- OMEGA LIMITED CONSTRUCTION LLC ACTIVE
- ON SIGHT ACCESS LLC ACTIVE
- ONE DESIGN BUILD LLC ACTIVE
- ONE FOUNDATION CONCRETE LLC SUSPENDED
- ONE HARDSCAPING & CONST LLC ACTIVE
- ONE HOUR HTG & A/C OF CTRL SEA ACTIVE
- ONE JOB ROB LLC SUSPENDED
- ONE STEP ENVIR ABATEMENT LLC ACTIVE
- ONE STEP FURTHER INC ACTIVE
- ONE STOP BUILDING AND RENO LLC ACTIVE
- ONE STOP SERVICES LLC ACTIVE
- ONE WORKPLACE ACTIVE
- ONE6IXTEEN PAINTING LLC ACTIVE
- ONEANDDONE LLC SUSPENDED
- ONEENERGY CONSTRUCTION LLC ACTIVE
- ONNI 106TH AVE BELLEVUE LLC SUSPENDED
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