Licensed contractors in Windsor, CA
157 company licenses with a clear status in Windsor, CA, in the CSLB file of October 1, 2026.
| Contractor | License | Main classification | Expires |
|---|---|---|---|
| ADRIANO FRED MASONRY CONTRACTOR INC | 302834 | C-29 — Masonry | Feb 29, 2028 |
| AMERICA'S POOL SERVICE COMPANY POOL INSPECTOR OF NORTHERN CALIFORNIA | 996059 | D-35 — Pool and Spa Maintenance | Aug 31, 2028 |
| AMERICAN RADIANT & WATER HEATING INC | 1102680 | A — General Engineering | Mar 31, 2027 |
| AMERICAN TANK CO INC | 794146 | A — General Engineering | Apr 30, 2027 |
| ANGEL BROTHER'S LATH AND PLASTERING INC | 1005486 | C-35 — Lathing and Plastering | Jul 31, 2027 |
| B A M PLUMBING INC | 979996 | C-36 — Plumbing | Feb 28, 2027 |
| BALDRY BROTHERS DRILLING CORNERSTONE DRILLING CORPORATION | 1146083 | D-30 — Pile Driving and Pressure Foundation Jacking | Nov 30, 2027 |
| BAY CITIES FIRE SUPPRESSION INC | 1023490 | C-16 — Fire Protection | Feb 28, 2027 |
| BENJAMIN BRYANT CONSTRUCTION INC | 917588 | B — General Building | Oct 31, 2026 |
| BETTER BUILT HOMES BUILDING CONTRACTOR BBH INC GENERAL CONTRACTOR | 1039198 | B — General Building | May 31, 2028 |
| BLACK DOG ELECTRIC INC | 842957 | C-10 — Electrical | Feb 29, 2028 |
| BORG JOHN PLUMBING INCORPORATED | 690949 | C-36 — Plumbing | Jun 30, 2028 |
| BRAVO RESTORATION AND CONSTRUCTION BRAVO COMPANY RESTORATION CORPORATION | 956146 | B — General Building | Dec 31, 2026 |
| BUDGET LANDSCAPE AND MAINTENANCE INC | 641366 | B — General Building | Aug 31, 2028 |
| C J'S IRON FENCE LLC | 745339 | C-13 — Fencing | Jan 31, 2027 |
| C V A DRYWALL INC | 936204 | C-9 — Drywall | May 31, 2028 |
| CAMBRA CONTRACTING INC | 971346 | B — General Building | Feb 28, 2027 |
| CANEPA LANDSCAPING INC | 1018847 | C-27 — Landscaping | Sep 30, 2028 |
| CARY THOR ELECTRIC INC | 995798 | C-10 — Electrical | Aug 31, 2028 |
| CENTURY FENCING COMPANY INC | 1024688 | C-13 — Fencing | Apr 30, 2028 |
| CIRCUIT RIDER COMMUNITY SERVICES | 457067 | C-27 — Landscaping | May 31, 2028 |
| COATING PAINTING WATERPROOFING INC | 973617 | C-33 — Painting and Decorating | Jun 30, 2028 |
| COLEMAN CONSTRUCTION RICKY COLEMAN INC | 1009455 | B — General Building | Jan 31, 2028 |
| COLORFUL IMPRESSION LANDSCAPES INC | 918403 | C-27 — Landscaping | Jun 30, 2028 |
| COMMUNITY SOIL INC | 1016286 | C-27 — Landscaping | Jul 31, 2028 |
| COMPTON CONSTRUCTION COMPANY COMPTON B D CONSTRUCTION INC | 429008 | B — General Building | Nov 30, 2027 |
| CONSTRUCTIVE CONCEPTS BUILDING LLC | 1048765 | B — General Building | Jun 30, 2028 |
| CRAFTSMEN BUILDERS SONOMA COUNTY CRAFTSMEN LLC | 1155587 | B — General Building | May 31, 2028 |
| DAHER DEVELOPMENT INC | 1019826 | A — General Engineering | May 31, 2028 |
| DEDRICK ENTERPRISES DEDRICK H L IV ENTERPRISES INC | 991829 | B — General Building | Apr 30, 2027 |
| DELUXE BATH AND KITCHEN UPLIFTING CONSTRUCTION INC | 1014179 | B — General Building | May 31, 2028 |
| DERICCO JOHN CONSTRUCTION | 673413 | B — General Building | Jun 30, 2027 |
| DIAMOND PAINTING LLC | 1090442 | C-33 — Painting and Decorating | Apr 30, 2028 |
| DWELLING RESOURCES INC | 960042 | B — General Building | May 31, 2027 |
| E SANCHEZ ROOFING | 1027897 | C-39 — Roofing | Jun 30, 2027 |
| ELEMENT FIRE PROTECTION INC | 1099597 | C-16 — Fire Protection | Dec 31, 2026 |
| ELEOS ELECTRIC JOHN EVANS ENTERPRISES | 1009044 | C-10 — Electrical | Nov 30, 2027 |
| EMPIRE BUILDING AND RESTORATION INC | 674617 | B — General Building | May 31, 2027 |
| EMPIRE INSULATION CONTRACTORS | 819279 | C-2 — Insulation and Acoustical | Apr 30, 2027 |
| ERA ELECTRIC LLC | 1142179 | C-10 — Electrical | Aug 31, 2027 |
| EV & J CONSTRUCTION CORP | 859279 | B — General Building | Aug 31, 2028 |
| F R C INC | 715667 | B — General Building | Apr 30, 2028 |
| FERNANDEZ LANDSCAPE MAINTENANCE INC | 1014557 | C-27 — Landscaping | May 31, 2028 |
| FINEWRIGHT BUILDERS | 1162103 | B — General Building | Sep 30, 2028 |
| G O MECHANICAL INC | 1125308 | B — General Building | May 31, 2027 |
| GALLAHER CONSTRUCTION INC | 419991 | B — General Building | Mar 31, 2028 |
| GALLAHER SIGNATURE CONSTRUCTION INC | 806365 | B — General Building | Apr 30, 2028 |
| GALVAN ROOFING & GUTTERS | 1040318 | C-6 — Cabinet, Millwork and Finish Carpentry | Jan 31, 2027 |
| GALVAN UNDERGROUND CONSTRUCTION INC | 988314 | A — General Engineering | Oct 31, 2027 |
| GAMEZ ELECTRIC INC | 922488 | C-10 — Electrical | Apr 30, 2027 |
| GARCIA'S TREE PRO | 1160059 | C-49 — Tree and Palm | Aug 31, 2028 |
| GEHRETT & ZUNINO BUILDERS INC | 875505 | B — General Building | Apr 30, 2028 |
| GREAT LANDSCAPE LLC THE | 1113978 | C-27 — Landscaping | Feb 28, 2027 |
| GUY'S FENCING INC | 970005 | C-13 — Fencing | Feb 29, 2028 |
| GUYS YARD DESIGN INC | 1061717 | C-27 — Landscaping | Dec 31, 2027 |
| HAMMER ENGINEERING LLC | 1110818 | A — General Engineering | Jul 31, 2028 |
| HARKEY CONSTRUCTION INC | 790931 | B — General Building | Feb 28, 2027 |
| HENRY MECHANICAL NORTH BAY HEATING AIR CONDITIONING AND SHEET METAL INC | 855174 | C-10 — Electrical | Feb 28, 2027 |
| HOGAN ELECTRIC SERVICE COMPANY INC | 1079201 | C-10 — Electrical | Apr 30, 2027 |
| HOLMAN PLUMBING SERVICES | 1025061 | C-36 — Plumbing | Mar 31, 2027 |
| ICONIC HOME BUILDER INC | 1011365 | B — General Building | Mar 31, 2028 |
| IMAGE TREE SERVICE INC | 719689 | D-49 — Tree Service | Jul 31, 2027 |
| INTEGRITY PLUMBING SERVICE & REPAIR | 1129600 | C-36 — Plumbing | Nov 30, 2026 |
| INTENTIONAL CONTRACTING INC | 765188 | B — General Building | Feb 28, 2027 |
| INTERSTATE STEEL BUILDERS INC | 968575 | B — General Building | Dec 31, 2027 |
| IRWIN EXCAVATING SERVICES INC | 1072795 | A — General Engineering | Jan 31, 2027 |
| J J COOK ENTERPRISES INC | 726234 | B — General Building | Aug 31, 2028 |
| JC ROOFING RESIDENTIAL SERVICES CORPORATION | 1062927 | C-39 — Roofing | Aug 31, 2028 |
| JMW BUILDERS INC | 980359 | B — General Building | Jan 31, 2027 |
| JOHNSON POOLS INC | 602946 | C-53 — Swimming Pool | Sep 30, 2028 |
| JPL BUILDERS INC | 1009769 | B — General Building | Dec 31, 2026 |
| JSB ELECTRIC | 1128139 | C-10 — Electrical | Oct 31, 2028 |
| K & P KELLY INC | 510770 | A — General Engineering | May 31, 2027 |
| KENLEY ELECTRIC INC | 1083358 | C-10 — Electrical | Nov 30, 2027 |
| KMX PROCONTRACTORS LLC | 1159034 | B — General Building | Aug 31, 2028 |
| KNIGHTS ELECTRIC INCORPORATED | 432135 | C-10 — Electrical | Dec 31, 2026 |
| LADDER BROTHERS CONSTRUCTION | 1136143 | B — General Building | Apr 30, 2027 |
| LANDMARK ASSOCIATES J G H INC | 484150 | B — General Building | Dec 31, 2027 |
| LANDMARK CONCRETE CONSTRUCTION INC | 806223 | C-8 — Concrete | Apr 30, 2028 |
| LIT ELECTRIC LLC | 1130166 | C-10 — Electrical | Dec 31, 2026 |
| LODOLCE ELECTRIC LLC | 1026407 | C-10 — Electrical | Aug 31, 2028 |
| LOW VOLTAGE SECURITY | 900930 | C-7 — Low Voltage Systems | Mar 31, 2028 |
| M D S CONSTRUCTION MARK D SILVA ENTERPRISES | 813621 | B — General Building | Dec 31, 2027 |
| MANN EXCAVATING INC | 808408 | A — General Engineering | May 31, 2028 |
| MANNING CONSTRUCTION INC | 723704 | B — General Building | Aug 31, 2028 |
| MAUDLIN DRYWALL INC | 576093 | C-9 — Drywall | Jan 31, 2028 |
| MAUS ELECTRIC INC | 1037950 | C-10 — Electrical | Feb 29, 2028 |
| MAXWELL FABRICATION LLC | 1102866 | C-60 — Welding | Mar 31, 2027 |
| MIKE'S PLUMBING & ROOTER | 885932 | C-36 — Plumbing | Mar 31, 2028 |
| MILA CONSTRUCTION INC | 1128582 | B — General Building | Nov 30, 2026 |
| NAPA VALLEY CRANE SERVICE PRECISION CRANE SERVICE INC | 1013163 | D-7 — Conveyors-Cranes | Apr 30, 2028 |
| NIN CONSTRUCTION LLC | 994732 | B — General Building | Jul 31, 2027 |
| NORCAL MAINTENANCE INC | 772419 | Classification D24 | May 31, 2027 |
| NORTH BAY CONCRETE INC | 622331 | C-8 — Concrete | Jun 30, 2027 |
| NORTH COAST ROOFING LLC | 1139842 | C-39 — Roofing | Jul 31, 2027 |
| NORTH COAST STEEL INC | 913566 | C-50 — Reinforcing Steel | Nov 30, 2027 |
| NORTH COAST WATERWORKS INC | 498434 | B — General Building | Sep 30, 2028 |
| NORTHERN PACIFIC FIRE PROTECTION INC | 1135789 | C-16 — Fire Protection | Apr 30, 2027 |
| NORTHVIEW LANDSCAPING INC | 1048652 | C-27 — Landscaping | Jul 31, 2027 |
| ORTIZ & SON'S CONSTRUCTION | 1141776 | B — General Building | Aug 31, 2027 |
| PALOMARES PAINTING & DECORATING INC | 1119345 | C-33 — Painting and Decorating | May 31, 2028 |
| PETERSEN BUILDERS INC | 476311 | B — General Building | Jul 31, 2027 |
| POWELL'S PAINTING LLC | 996312 | C-33 — Painting and Decorating | Sep 30, 2028 |
| PRECISION CRANE SERVICE INC | 440078 | D-7 — Conveyors-Cranes | May 31, 2027 |
| QUALITY CRAFTSMEN CONSTRUCTION INC | 1132141 | B — General Building | Jan 31, 2027 |
| R C X INC | 715476 | A — General Engineering | Nov 30, 2027 |
| RAMZA PAINTING INC | 1159158 | C-33 — Painting and Decorating | Aug 31, 2028 |
| RAW ELECTRIC RAW ELECTRIC & SON INC | 1058552 | C-10 — Electrical | May 31, 2027 |
| RCA ELECTRIC INC | 1008300 | C-10 — Electrical | Oct 31, 2027 |
| RCA INTERGRATED SYSTEMS INC | 1116805 | C-10 — Electrical | Feb 29, 2028 |
| REBICH CONSTRUCTION INC | 675200 | A — General Engineering | Mar 31, 2027 |
| RED VINO LANDSCAPE LLC | 1108190 | C-27 — Landscaping | Aug 31, 2027 |
| RELIABLE CONSTRUCTION RELIABLE DRYWALL INC | 1134369 | B — General Building | Mar 31, 2027 |
| RENNINGER ELECTRIC INC | 1058236 | C-10 — Electrical | Sep 30, 2027 |
| RES-COM SERVICES CORP | 711217 | C-33 — Painting and Decorating | Sep 30, 2028 |
| RISING STARR CONSTRUCTION INC | 1096755 | B — General Building | Sep 30, 2028 |
| ROGERS RADIANT INC | 786292 | B — General Building | Jan 31, 2027 |
| ROVETTIS LANDSCAPE & MAINTENANCE JERRY INC | 740442 | C-27 — Landscaping | Nov 30, 2026 |
| RUPERT CONSTRUCTION COMPANY | 1074809 | B — General Building | Apr 30, 2027 |
| S L F CONCRETE CONSTRUCTION INC | 748934 | C-8 — Concrete | Sep 30, 2028 |
| SAL CONCEPT CONSTRUCTION INC | 1044543 | B — General Building | Sep 30, 2028 |
| SAME DAY HEATING, COOLING & PLUMBING SAMEDAY PLUMBING HEATING & COOLING LLC | 1113715 | C-10 — Electrical | Dec 31, 2027 |
| SAMUELSON MIKE CONSTRUCTION INC | 853853 | B — General Building | Jun 30, 2027 |
| SANTA ROSA STAINLESS STEEL TANK COMPANY LLC | 1129887 | C-43 — Sheet Metal | Dec 31, 2026 |
| SHOOK & WALLER CONSTRUCTION INC | 577955 | B — General Building | Sep 30, 2027 |
| SIGAL UTILITY SERVICES INC | 1053349 | C-10 — Electrical | May 31, 2027 |
| SIGNAL PATH TECHNOLOGY SOLUTIONS LLC | 1155703 | C-7 — Low Voltage Systems | May 31, 2028 |
| SILVA M ELECTRIC INC | 778567 | C-10 — Electrical | Nov 30, 2026 |
| SIR GROUT SANTA ROSA HOFFSROCK ENTERPRISES INC | 1121987 | C-54 — Ceramic and Mosaic Tile | Jun 30, 2028 |
| SKILLZ CONSTRUCTION INC | 1074867 | B — General Building | Apr 30, 2027 |
| SMOOTH STYLE CONCRETE CONSTRUCTION INC | 949364 | C-8 — Concrete | Feb 28, 2027 |
| SNYDER CONSTRUCTION INC | 1022236 | A — General Engineering | Jan 31, 2027 |
| SONOMA COUNTY PLUMBING INC | 748975 | B — General Building | Oct 31, 2027 |
| SONOMA MOUNTAIN LANDSCAPE INC | 840474 | C-27 — Landscaping | Jun 30, 2028 |
| SONOMA REINFORCING INC | 823619 | C-50 — Reinforcing Steel | Sep 30, 2028 |
| SOULE BUILDING SYSTEMS INC | 735962 | B — General Building | May 31, 2027 |
| STUNTS CUSTOM CONSTRUCTION INC | 1041081 | B — General Building | Apr 30, 2027 |
| SUNSHINE AQUATICS INC | 687129 | C-53 — Swimming Pool | Mar 31, 2027 |
| THOMPSON JOHN ENTERPRISES PARTNERSHIP | 947071 | A — General Engineering | May 31, 2028 |
| TONOLE ELECTRICAL INC | 699955 | C-10 — Electrical | Nov 30, 2027 |
| TRANS TECH CONSULTANTS | 697833 | A — General Engineering | Oct 31, 2028 |
| TRI - COUNTY GARAGE DOOR INC | 732661 | D-28 — Doors, Gates and Activating Devices | Oct 31, 2026 |
| TRUE TONE PAINTING INC | 899051 | C-33 — Painting and Decorating | Jul 31, 2027 |
| VAN DER BOON ELECTRIC INC | 867970 | C-10 — Electrical | Jan 31, 2027 |
| VICE JEFF CONCRETE CONSTRUCTION INC | 734765 | C-8 — Concrete | Jan 31, 2028 |
| VINCE SIGAL ELECTRIC INC | 867459 | C-10 — Electrical | Oct 31, 2026 |
| WAHL PLUMBING INC | 995671 | C-36 — Plumbing | May 31, 2028 |
| WATERWORKS INDUSTRIES INCORPORATED | 678182 | A — General Engineering | Oct 31, 2027 |
| WATERWORKS INDUSTRIES LLC | 1137599 | A — General Engineering | May 31, 2027 |
| WEATHERLY WATER HEATERS AND PLUMBING SERVICES | 1116920 | C-36 — Plumbing | Feb 29, 2028 |
| WELDING CONTRACTOR WINDSOR FABRICATION | 1003555 | C-60 — Welding | Feb 28, 2027 |
| WILDFIRE TREE SERVICES WILDFIRE SERVICES GROUP INC | 1088747 | D-49 — Tree Service | Mar 31, 2028 |
| WILSONS CUSTOM BUILDS | 891363 | B — General Building | May 31, 2028 |
| WINDSOR WATERPROOFING INC | 1021103 | D-12 — Synthetic Products | Jun 30, 2027 |
| WINE COUNTRY HEATING & AIR CONDITIONING | 1115888 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| WIRED & READY HOME AUTOMATION INC | 1142780 | C-7 — Low Voltage Systems | Aug 31, 2027 |
| ZAFT LANDSCAPE INC | 900554 | C-27 — Landscaping | Jul 31, 2027 |
Alphabetical order — this site ranks no one. Company licenses with a clear status in the CSLB file of October 1, 2026. Sole owners are not on this site; for today's status and complaints, use the CSLB's Instant License Check. How to read this.