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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)

• 1 TEAMWORK FIRE PROTECTION LLC CLEAR
  License 1139396 · expires June 30, 2027
• 123 CONSTRUCTION CLEAR
  License 708020 · expires June 30, 2027
• 123 CONSTRUCTION LLC CLEAR
  License 1105567 · expires June 30, 2027
• 3-VALLEY'S CONSTRUCTION INC CLEAR
  License 489300 · expires April 30, 2028
• 360 BUILDING GROUP CONSULTING INC CLEAR
  License 1090944 · expires May 31, 2028
• 4 - ACE CONSTRUCTION CLEAR
  License 798144 · expires August 31, 2027
• 4 S AIR INC CLEAR
  License 931194 · expires April 30, 2027
• 4EVER PAINTING CLEAR
  License 1054352 · expires June 30, 2027
• A - 1 GARAGE DOORS & REPAIRS CLEAR
  License 944691 · expires March 31, 2028
• A & C ELECTRIC INC CLEAR
  License 1094049 · expires July 31, 2028
• A & R CONCRETE & HARDSCAPE CLEAR
  License 1003875 · expires May 31, 2027
• A & R CONCRETE CONSTRUCTION CLEAR
  License 903223 · expires June 30, 2028
• A + AIR CORP CLEAR
  License 803450 · expires January 31, 2028
• A A MARTIN CLEAR
  License 617875 · expires April 30, 2027
• A BETTER CONNECTION - PLUS CLEAR
  License 753142 · expires April 30, 2027
• A C R TECHNOLOGIES CLEAR
  License 811487 · expires August 31, 2028
• A CRAFTSMAN FINISHING TOUCH CLEAR
  License 939911 · expires November 30, 2027
• A KAPLAN CONSTRUCTION CO INC CLEAR
  License 490989 · expires June 30, 2028
• A PLUS SIGN SHOPS INC CLEAR
  License 1071195 · expires November 30, 2026
• A R ELECTRIC CLEAR
  License 768121 · expires September 30, 2027
• A R REFRIGERATION CLEAR
  License 985427 · expires July 31, 2027
• A T J CONSTRUCTION CLEAR
  License 1089769 · expires April 30, 2028
• A T PEARL ELECTRIC CLEAR
  License 933376 · expires June 30, 2027
• A. UPLAND FIRE PROTECTION INC CLEAR
  License 1006684 · expires August 31, 2027
• AA INTERLOCKING PAVERS & CONCRETE RESTORATION CLEAR
  License 1158131 · expires July 31, 2028
• AAA NETWORK SOLUTIONS INC CLEAR
  License 938689 · expires October 31, 2027
• ACCLAIMED ELECTRIC SERVICES INC CLEAR
  License 1036762 · expires March 31, 2028
• ACCURATE COLORS INC CLEAR
  License 512353 · expires April 30, 2028
• ACCURATE HEATING AND AIR CONDITIONING LLC CLEAR
  License 1008392 · expires October 31, 2027
• ACE'S PLUMBING SERVICES CLEAR
  License 1146986 · expires December 31, 2027
• ACTION PLUMBING INC CLEAR
  License 965976 · expires January 31, 2028
• ACTION STAINLESS INSTALLATION LLC CLEAR
  License 1158642 · expires July 31, 2028
• ACTIVE LOCK AND SAFE CLEAR
  License 938636 · expires October 31, 2027
• ACV ELECTRIC CLEAR
  License 1131003 · expires December 31, 2026
• ADVANCED COMFORT MECHANICAL CLEAR
  License 1105767 · expires June 30, 2027
• ADVANCED GREEN RESTORATION ENVIROMENTAL EARTH INC CLEAR
  License 963144 · expires July 31, 2027
• ADVANCED POOL SOLUTIONS INC CLEAR
  License 1079981 · expires August 31, 2027
• ADVANTAGE ASPHALT INC CLEAR
  License 713752 · expires February 29, 2028
• AFFORDABLE HANDYMAN CLEAR
  License 807165 · expires April 30, 2028
• AFM HVAC CLEAR
  License 811183 · expires June 30, 2027
• AG TREE COMPANY CLEAR
  License 1158116 · expires July 31, 2028
• AGC CONSTRUCTION CO CLEAR
  License 1109147 · expires August 31, 2027
• AGS PROS INC CLEAR
  License 1120900 · expires May 31, 2028
• AIR CONDITIONING & HEATING SERVICE MASTER CLEAR
  License 1049756 · expires February 28, 2027
• AIR CONDITIONING ENGINEERING INC CLEAR
  License 236962 · expires June 30, 2028
• AIR CONTROLLED ENVIRONMENTS CLEAR
  License 960569 · expires February 28, 2027
• AIR DYNE MECHANICAL CLEAR
  License 645326 · expires May 31, 2028
• AIR MANAGEMENT INDUSTRIES INCORPORATED CLEAR
  License 783245 · expires August 31, 2028
• AIR TEMPERATURES CONTROLLED INTERNATIONAL Contr Bond Susp
  License 824159 · expires March 31, 2028
• AIR THERE CLEAR
  License 942851 · expires January 31, 2028

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