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Contractor license records in Castro Valley, CA

419 records with Castro Valley 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 Castro Valley

General Building (243) · Electrical (50) · Painting and Decorating (37) · Plumbing (24) · Landscaping (20) · General Engineering (15) · Roofing (12) · Ceramic and Mosaic Tile (11) · Warm-Air Heating, Ventilating and Air-Conditioning (11) · Flooring and Floor Covering (11) · Drywall (5) · Glazing (5) · Low Voltage Systems (4) · Earthwork and Paving (4) · Synthetic Products (4) · Fire Protection (4) · Masonry (4) · Asbestos Certification (4) · Refrigeration (3) · Sanitation System (3) · Doors, Gates and Activating Devices (3) · Concrete (3) · Lathing and Plastering (3) · Solar (2) · Prefabricated Equipment (2) · Building Moving/Demolition (2) · Construction Cleanup (2) · Structural Steel (2) · Residential Remodeling (2) · Boiler, Hot-Water Heating and Steam Fitting (2) · Cabinet, Millwork and Finish Carpentry (2) · Hazardous Substance Removal Certification (2) · Window Coverings (2) · Siding and Decking (1) · Tree Service (1) · Well Drilling (1) · Ornamental Metal (1) · Awnings (1) · Framing and Rough Carpentry (1) · Pipeline (1) · Sheet Metal (1) · Fencing (1) · Metal Products (1) · Asbestos Abatement (1) · Machinery and Pumps (1)

• SITU CONSTRUCTION INC CLEAR
  License 987813 · expires October 31, 2027
• SLB CONSTRUCTION INC CLEAR
  License 575742 · expires December 31, 2027
• SOURCE ENERGY LLC CLEAR
  License 1147405 · expires December 31, 2027
• SPECIALIZED HEATING & AIR CONDITIONING CLEAR
  License 741785 · expires October 31, 2027
• SPLASH OF CLASS PAINTING AND CONSTRUCTION CLEAR
  License 1063848 · expires February 29, 2028
• STANLEY SOUND CLEAR
  License 508687 · expires April 30, 2027
• STAR HARDWOOD FLOOR SERVICES CLEAR
  License 919898 · expires July 31, 2028
• STATEWIDE SYSTEMS INC CLEAR
  License 962468 · expires June 30, 2027
• STEPKO TILE INC CLEAR
  License 856988 · expires July 31, 2028
• STEVEN L PHILLIPS CONSTRUCTION INC DBA PHILLIPS CONSTRUCTION CLEAR
  License 442048 · expires March 31, 2027
• STREAMLINE PLUMBING & DRAIN CO CLEAR
  License 672250 · expires September 30, 2027
• SU CONSTRUCTION STUDIO INC CLEAR
  License 1083081 · expires October 31, 2027
• SUMMIT FIREPLACE & GRILLS CLEAR
  License 943469 · expires May 31, 2028
• SUN KEE CONSTRUCTION CLEAR
  License 639436 · expires July 31, 2027
• SUNDAY BUILDERS INC CLEAR
  License 1112165 · expires November 30, 2027
• SUNSHINE DAYDREAMS AWNINGS CLEAR
  License 1143130 · expires September 30, 2027
• SYUFY BUILDERS CLEAR
  License 530377 · expires April 30, 2028
• T V R ELECTRIC INC CLEAR
  License 1026571 · expires May 31, 2027
• TANEV WINDOWS & DOORS CLEAR
  License 923777 · expires October 31, 2028
• TANG'S ELECTRIC CLEAR
  License 661361 · expires December 31, 2026
• TEN NINE CONSTRUCTION CLEAR
  License 1142427 · expires August 31, 2027
• TESLA LANDSCAPING CLEAR
  License 1084935 · expires May 31, 2027
• THE GREEK PAINTING CO INC CLEAR
  License 1103868 · expires April 30, 2027
• THE WRIGHT ELECTRICAL CONTRACTOR CLEAR
  License 826446 · expires October 31, 2027
• TOP ONE EQUIPMENT CARE CLEAR
  License 1040710 · expires June 30, 2028
• TOP TIER BUILDING SERVICES INC CLEAR
  License 1146790 · expires November 30, 2027
• TRANSFORMATION CONSTRUCTION & DESIGN INC CLEAR
  License 1109820 · expires September 30, 2027
• TRI - VALLEY ENGINEERING CLEAR
  License 1107893 · expires July 31, 2027
• TRI VALLEY ROOFING CORP CLEAR
  License 1100411 · expires January 31, 2027
• TRITON HVAC & APPLIANCE REPAIR CLEAR
  License 1138925 · expires June 30, 2027
• TRUE GRIT REMODEL CLEAR
  License 1112599 · expires November 30, 2027
• TWO BROTHERS ROOFING INC CLEAR
  License 378564 · expires August 31, 2027
• TWO14 CONSTRUCTION INC CLEAR
  License 1094294 · expires July 31, 2028
• TYLER BRITT CLEAR
  License 1094711 · expires July 31, 2028
• U-LAND CONSTRUCTION INC CLEAR
  License 986749 · expires September 30, 2027
• URBAN ASCENT CONSTRUCTION LLC CLEAR
  License 1139582 · expires June 30, 2027
• VACA PAINTING CLEAR
  License 996245 · expires August 31, 2028
• VAN ELECTRIC CLEAR
  License 911148 · expires February 29, 2028
• VARASTEH CONSTRUCTION CLEAR
  License 616876 · expires March 31, 2027
• VARIOUS ENERGY CLEAR
  License 1145723 · expires October 31, 2027
• VICTORY CONSTRUCTION INC CLEAR
  License 735323 · expires May 31, 2028
• VIKING CONSTRUCTION & HANDYMAN SERVICES CLEAR
  License 1100686 · expires January 31, 2027
• VILLA ALTA CONSTRUCTION INC CLEAR
  License 1155358 · expires May 31, 2028
• VILLEGAS CONSTRUCTION SERVICES CLEAR
  License 902833 · expires August 31, 2027
• VIU WINDOW AND HOME INC CLEAR
  License 949272 · expires July 31, 2028
• VOLTRON ELECTRIC INC CLEAR
  License 1030181 · expires August 31, 2027
• VONNEGUT ELECTRIC & SOLAR CLEAR
  License 1080386 · expires August 31, 2027
• WATER HEATER COMPANY CLEAR
  License 987574 · expires October 31, 2027
• WAYNE'S CONSTRUCTION CO CLEAR
  License 986343 · expires August 31, 2027
• WELCH CONSTRUCTION CLEAR
  License 605159 · expires October 31, 2028

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