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Contractor license records in Rancho Cucamonga, CA
964 records with Rancho Cucamonga 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 Rancho Cucamonga
General Building (383) · Electrical (157) · Warm-Air Heating, Ventilating and Air-Conditioning (78) · General Engineering (77) · Plumbing (71) · Painting and Decorating (48) · Roofing (32) · Low Voltage Systems (27) · Flooring and Floor Covering (26) · Swimming Pool (25) · Landscaping (24) · Concrete (21) · Ceramic and Mosaic Tile (19) · Earthwork and Paving (17) · Drywall (15) · Doors, Gates and Activating Devices (15) · Fire Protection (14) · Cabinet, Millwork and Finish Carpentry (14) · Prefabricated Equipment (14) · Concrete-Related Services (12) · Synthetic Products (11) · Masonry (11) · Glazing (11) · Refrigeration (11) · Hazardous Substance Removal Certification (10) · Building Moving/Demolition (10) · Residential Remodeling (7) · Tree Service (6) · Asbestos Certification (6) · Window Coverings (6) · Machinery and Pumps (6) · Metal Products (6) · Sheet Metal (6) · Framing and Rough Carpentry (6) · Pool and Spa Maintenance (5) · Construction Cleanup (5) · Non-specialized (5) · Structural Steel (5) · Lathing and Plastering (5) · Elevator (5) · Welding (4) · Sand and Water Blasting (4) · Sanitation System (4) · General Manufactured Housing (4) · Solar (3) · Tree and Palm (3) · Ornamental Metal (3) · Fencing (3) · Sign (3) · Parking and Highway Improvement (3) · Awnings (3) · Hardware, Locks and Safes (3) · Insulation and Acoustical (3) · Non-Electrical Sign Installation (2) · Construction Zone Traffic Control (2) · Pipeline (2) · Lock and Security Equipment (2) · Trenching (2) · Suspended Ceilings (2) · Siding and Decking (2) · Water Conditioning (1) · Scaffolding (1) · Pole Installation and Maintenance (1) · Reinforcing Steel (1) · Air and Water Balancing (1) · Asbestos Abatement (1) · Pile Driving/Pressure Foundation Jacking (1)
- BLUETOP ENGINEERING INC CLEAR
- BOBBYBLUE PLUMBING INC CLEAR
- BONANZA PLASTERING CLEAR
- BORN CONSTRUCTION INC CLEAR
- BOS & SONS PLUMBING CLEAR
- BOSS ELECTRIC CLEAR
- BOSTANI ELECTRIC CLEAR
- BOTA COMPANY CLEAR
- BOW TIE PLUMBING & ROOTER CLEAR
- BRE ELECTRIC INC CLEAR
- BRETT BENDER WALL COVERING INC CLEAR
- BROTHER CONSTRUCTION CLEAR
- BROWN CONSTRUCTION AND DEVELOPMENT CLEAR
- BROWNS FRIENDLY ISLAND CONCRETE Contr Bond Susp
- BRUCATO FLOOR COVERING CLEAR
- BRUCE ROOFING CALIFORNIA INC CLEAR
- BRUNO MANCINELLI CLEAR
- BULLDOG CONSTRUCTION CLEAR
- BUTCH B ELECTRIC CLEAR
- C A HOFMANN CONSTRUCTION INC CLEAR
- C A N ELECTRIC CLEAR
- C F GARAGE DOOR CLEAR
- C R N INC CLEAR
- C W CONSTRUCTION INC CLEAR
- CABLE BROTHERS INC CLEAR
- CAL - LITE CONCRETE CLEAR
- CAL PRIME GLASS CLEAR
- CAL PRO RENOVATIONS CLEAR
- CALDERON TECHNOLOGIES CLEAR
- CALIFORNIA AIR POWER CLEAR
- CALIFORNIA BUILDING SERVICE & MAINTENANCE INC DBA CALIFORNIA CLEAR
- CALIFORNIA CONCRETE CLEANING INC CLEAR
- CALIFORNIA ENERGY SAVERS INC CLEAR
- CALIFORNIA POOLS OF UPLAND CLEAR
- CALIFORNIA PROFESSIONAL MANAGEMENT CLEAR
- CALIFORNIA WATER AND MOLD RESTORATION LLC CLEAR
- CAMARIN STONE CLEAR
- CARDENAS ELECTRIC CLEAR
- CARLOS VILLEGAS CLEAR
- CASTAWAY POOLS & CONSTRUCTION INC CLEAR
- CAYMAN CONSTRUCTION INC CLEAR
- CB BRIGHT CORP DBA CB BRIGHT CONSTRUCTION CLEAR
- CCK & ASSOCIATES CONSTRUCTION INC CLEAR
- CELSO GIBIN Contr Bond Susp
- CENTRAL AIR SERVICES INC CLEAR
- CERTERRA SUBSURFACE IMAGING INC CLEAR
- CERTIFIED DOORS AND HARDWARE CLEAR
- CHALCRAFT CONSTRUCTION SERVICES CLEAR
- CHAMBERLIN BUILDING SERVICES INC CLEAR
- CHAMPION FIRE CLEAR
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