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Contractor license records in Livermore, CA
762 records with Livermore as their locality of record in CSLB'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: California Contractors State License Board (CSLB) — records as of November 3, 2026. Records change; the board’s own CSLB License Check is the current source.
By classification in Livermore
General Building (292) · Electrical (105) · General Engineering (63) · Plumbing (62) · Warm-Air Heating, Ventilating and Air-Conditioning (58) · Landscaping (50) · Low Voltage Systems (34) · Painting and Decorating (27) · Ceramic and Mosaic Tile (24) · Roofing (22) · Concrete (22) · Flooring and Floor Covering (18) · Glazing (18) · Swimming Pool (18) · Cabinet, Millwork and Finish Carpentry (16) · Fire Protection (15) · Fencing (14) · Sheet Metal (13) · Refrigeration (11) · Masonry (10) · Insulation and Acoustical (10) · Tree Service (9) · Hazardous Substance Removal Certification (9) · Prefabricated Equipment (9) · Drywall (9) · Pool and Spa Maintenance (8) · Doors, Gates and Activating Devices (8) · Boiler, Hot-Water Heating and Steam Fitting (7) · Synthetic Products (7) · Metal Products (7) · Earthwork and Paving (7) · Sign (5) · Machinery and Pumps (5) · Residential Remodeling (5) · Solar (5) · Ornamental Metal (4) · General Manufactured Housing (4) · Water Conditioning (4) · Framing and Rough Carpentry (4) · Building Moving/Demolition (4) · Hardware, Locks and Safes (3) · Lock and Security Equipment (3) · Welding (3) · Construction Cleanup (3) · Asbestos Certification (3) · Structural Steel (3) · Sanitation System (2) · Siding and Decking (2) · Tree and Palm (2) · Non-specialized (2) · Concrete-Related Services (2) · Asbestos Abatement (2) · Window Coverings (2) · Lathing and Plastering (2) · Non-Electrical Sign Installation (2) · Hydroseed Spraying (2) · Construction Zone Traffic Control (1) · Pole Installation and Maintenance (1) · Sand and Water Blasting (1) · Pile Driving/Pressure Foundation Jacking (1) · Trenching (1) · Reinforcing Steel (1) · Pipeline (1) · Scaffolding (1) · Awnings (1)
- KE-N-IX ELECTRIC INC CLEAR
- KELL MECHANICAL HEATING AND AIR CONDITIONING INC CLEAR
- KEN LITTLE CONSTRUCTION CLEAR
- KEN MIKS CONSTRUCTION CLEAR
- KENNETH JONES CLEAR
- KERRI LANDSCAPE SERVICES INC Work Comp Susp
- KERRY TAYLOR CLEAR
- KEY MECHANICAL COMPANY CLEAR
- KILLEN ENTERPRISES INC CLEAR
- KILLEN MECHANICAL INC CLEAR
- KINETICS MECHANICAL SERVICE INC CLEAR
- KINETICS MECHANICAL SERVICE INC CLEAR
- KITCHEN FANTASTIC CLEAR
- KUKAHIKO INC CLEAR
- L & L LANDSCAPING INC CLEAR
- L C CONSTRUCTION LLC CLEAR
- L J INTERIORS INC CLEAR
- L N D PLUMBING CLEAR
- L&M LANDSCAPING SERVICE LLC CLEAR
- LA CANADA TREE SERVICE CLEAR
- LAFAYETTE IRON WORKS & COMPANY INC CLEAR
- LANCAR DEVELOPMENT INC CLEAR
- LANDMARK EXTERIORS CLEAR
- LAR LANDSCAPING CLEAR
- LAS PALMAS LANDSCAPE SERVICES INC CLEAR
- LASER SECURITY SYSTEMS INC CLEAR
- LCI GREEN CONSTRUCTION INC CLEAR
- LEFT COAST CONSTRUCTION CLEAR
- LEFT COAST HEATING AND AIR CONDITIONING CLEAR
- LEO'S CONSTRUCTION CLEAR
- LEON AND LEON CONSTRUCTION Contr Bond Susp
- LILJA CORP CLEAR
- LIVERMORE GLASS COMPANY CLEAR
- LIVERMORE MECHANICAL INC CLEAR
- LOCKTRONIX INC CLEAR
- LOGAN'S CONSTRUCTION CLEAR
- LOGISTICS ENGINEERING AND DESIGN INC CLEAR
- LUKE'S CUSTOM POOL AND SPA SERVICE CLEAR
- M C H ELECTRIC INC CLEAR
- M E S CLEAR
- M&A MECHANICAL SERVICE LLC CLEAR
- M&G GRADING & EXCAVATION CLEAR
- M4 CONSTRUCTION AND INVESTMENTS CLEAR
- MADE 2 MEASURE CLEAR
- MAGNUM CONSTRUCTION CLEAR
- MAI LANDSCAPE CLEAR
- MANUEL A DE FREITAS CLEAR
- MANUEL FERNANDO PEREIRA CLEAR
- MARCIEL EXCAVATING CLEAR
- MARINA MECHANICAL SERVICES CLEAR
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