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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)

• L A H BUILDERS INC CLEAR
  License 893520 · expires March 31, 2027
• L C C 3 CONSTRUCTION SERVICES INC CLEAR
  License 958931 · expires March 31, 2027
• LA ROCQUE BETTER ROOFS INC CLEAR
  License 455773 · expires April 30, 2028
• LA VALLEY CONSTRUCTION CLEAR
  License 945033 · expires March 31, 2028
• LAC GIA DU CLEAR
  License 842396 · expires July 31, 2028
• LANCE COMMUNICATIONS AND CABLING CLEAR
  License 475332 · expires June 30, 2027
• LANDSCAPEPRO CLEAR
  License 1004116 · expires June 30, 2027
• LARRY GEORGE ELECTRIC CLEAR
  License 547166 · expires November 30, 2028
• LARRY WILBURN CLEAR
  License 488459 · expires March 31, 2028
• LASCA CABINET INSTALL PRO CLEAR
  License 882828 · expires August 31, 2028
• LATINOS HOME SOLUTIONS INC CLEAR
  License 1119046 · expires April 30, 2028
• LAWLER CONSTRUCTION CLEAR
  License 965613 · expires September 30, 2027
• LAWRENCE W ROSINE CO QUAL Bond SUSP
  License 173235 · expires March 31, 2028
• LB CONSTRUCTION SERVICES CLEAR
  License 1133919 · expires March 31, 2027
• LDM ASSOCIATES INC CLEAR
  License 1151617 · expires March 31, 2028
• LEACH ROOFING COMPANY CLEAR
  License 691152 · expires June 30, 2028
• LEDESMA & MEYER CONSTRUCTION COMPANY INC CLEAR
  License 735139 · expires April 30, 2027
• LEVEL UP ROOFING CLEAR
  License 1067660 · expires August 31, 2028
• LEWIS & YUL CONSTRUCTION & DEVELOPMENT INC CLEAR
  License 1031135 · expires September 30, 2027
• LEWIS ARTHUR MARQUEZ CLEAR
  License 702645 · expires February 28, 2027
• LIEBHERR ELECTRIC CLEAR
  License 980217 · expires January 31, 2027
• LION CONSTRUCTION CLEAR
  License 888802 · expires December 31, 2026
• LIONHEART INDUSTRIES INC CLEAR
  License 1125946 · expires September 30, 2028
• LIZAMA CONSTRUCTION CLEAR
  License 1051183 · expires March 31, 2027
• LOCAL ELECTRICAL AND LIGHTING CLEAR
  License 1124249 · expires July 31, 2028
• LOMA BUILDERS LLC CLEAR
  License 1159429 · expires August 31, 2028
• LONGJI LI CLEAR
  License 1082849 · expires October 31, 2027
• LORBEL INC CLEAR
  License 1001575 · expires February 28, 2027
• LUCKETT ROOFING CORP CLEAR
  License 858752 · expires January 31, 2027
• LUSYA GARBER CLEAR
  License 1152553 · expires March 31, 2028
• LYYCUS CONSTRUCTION SERVICES LLC CLEAR
  License 1132135 · expires January 31, 2027
• M D ROYAL LANDSCAPING & MAINTENANCE CLEAR
  License 1000866 · expires February 28, 2027
• M J A ELECTRIC COMPANY CLEAR
  License 674232 · expires July 31, 2027
• M&JA ELECTRIC INC CLEAR
  License 1102344 · expires March 31, 2027
• M5 GENERAL CONSTRUCTION INC CLEAR
  License 1033820 · expires December 31, 2027
• MAC DONALD SALCIDO JR CLEAR
  License 929472 · expires March 31, 2027
• MAC ENVIRONMENTAL SERVICES INC Contr Bond Susp
  License 1085889 · expires January 31, 2028
• MACBET POOLS INC CLEAR
  License 997004 · expires September 30, 2028
• MACIEL MASONRY LLC CLEAR
  License 325465 · expires July 31, 2027
• MACKINLAY TILE INC CLEAR
  License 1061875 · expires January 31, 2028
• MAG WAREHOUSE CONSTRUCTION PROS CLEAR
  License 1085927 · expires January 31, 2028
• MALDONADO & SONS FLOORING CO INC CLEAR
  License 812102 · expires September 30, 2028
• MANUEL'S LANDSCAPING INC CLEAR
  License 1146117 · expires November 30, 2027
• MARC TATE CLEAR
  License 1098570 · expires November 30, 2026
• MARK ANTHONY HAMUD CLEAR
  License 665637 · expires September 30, 2027
• MARK PERRY ELECTRICAL CLEAR
  License 518434 · expires November 30, 2028
• MARVER CONSTRUCTION CLEAR
  License 1092284 · expires June 30, 2028
• MASTER PROS INC CLEAR
  License 1105143 · expires May 31, 2027
• MASTERFLOW PLUMBING CLEAR
  License 810730 · expires July 31, 2028
• MASTERLINE PLUMBING INC CLEAR
  License 990945 · expires February 29, 2028

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