Licensed contractors in Rancho Cucamonga, CA — page 2 of 2
579 company licenses with a clear status in Rancho Cucamonga, CA, in the CSLB file of October 1, 2026.
1 · 2
| Contractor | License | Main classification | Expires |
|---|---|---|---|
| LATINOS HOME SOLUTIONS INC | 1119046 | B — General Building | Apr 30, 2028 |
| LDM ASSOCIATES INC | 1151617 | B — General Building | Mar 31, 2028 |
| LEDESMA & MEYER CONSTRUCTION COMPANY INC | 735139 | B — General Building | Apr 30, 2027 |
| LEWIS & YUL CONSTRUCTION & DEVELOPMENT INC | 1031135 | B — General Building | Sep 30, 2027 |
| LIONHEART INDUSTRIES INC | 1125946 | B — General Building | Sep 30, 2028 |
| LIZAMA CONSTRUCTION | 1051183 | B — General Building | Mar 31, 2027 |
| LOMA BUILDERS LLC | 1159429 | B — General Building | Aug 31, 2028 |
| LORBEL INC | 1001575 | C-10 — Electrical | Feb 28, 2027 |
| LUCKETT ROOFING CORP | 858752 | C-39 — Roofing | Jan 31, 2027 |
| LYYCUS CONSTRUCTION SERVICES LLC | 1132135 | B — General Building | Jan 31, 2027 |
| M & J A ELECTRIC INC | 1102344 | C-10 — Electrical | Mar 31, 2027 |
| M C S IRON WORKS LLC | 1081328 | C-23 — Ornamental Metal | Sep 30, 2027 |
| M5 GENERAL CONSTRUCTION INC | 1033820 | B — General Building | Dec 31, 2027 |
| MACBET POOLS INC | 997004 | C-35 — Lathing and Plastering | Sep 30, 2028 |
| MACIEL MASONRY LLC | 325465 | C-29 — Masonry | Jul 31, 2027 |
| MACKINLAY TILE INC | 1061875 | C-54 — Ceramic and Mosaic Tile | Jan 31, 2028 |
| MAG WAREHOUSE CONSTRUCTION PROS MAG MATERIAL HANDLING CORPORATION | 1085927 | B — General Building | Jan 31, 2028 |
| MALDONADO & SONS FLOORING CO INC | 812102 | C-15 — Flooring and Floor Covering | Sep 30, 2028 |
| MANUEL'S LANDSCAPING INC | 1146117 | C-27 — Landscaping | Nov 30, 2027 |
| MASTER PROS INC | 1105143 | B — General Building | May 31, 2027 |
| MASTERLINE PLUMBING INC | 990945 | B — General Building | Feb 29, 2028 |
| MAXIMUM EXHAUST CLEANING INC | 649857 | D-34 — Prefabricated Equipment | Jul 31, 2028 |
| MC LEOD SCOTT PLUMBING INC | 678352 | C-36 — Plumbing | Oct 31, 2027 |
| MDG ASSOCIATES INC | 1138281 | B — General Building | Jun 30, 2027 |
| MEDINA POOLS INC | 1001269 | C-53 — Swimming Pool | Feb 28, 2027 |
| MEHAS CONSTRUCTION INC | 585432 | A — General Engineering | Jan 31, 2028 |
| MEIJIA CONSTRUCTION ENGINEERING LLC | 1104237 | B — General Building | Dec 31, 2027 |
| MELAYA ENGINEERING INC | 1026230 | A — General Engineering | Apr 30, 2027 |
| MELODY PLUMBING CO | 1038305 | C-36 — Plumbing | Apr 30, 2028 |
| MERAKI PAINTING INC | 1132692 | C-33 — Painting and Decorating | Feb 28, 2027 |
| MH BUILDERS & REMODELS | 1132675 | B — General Building | Feb 28, 2027 |
| MIKE'S WELDING ENTERPRISES INC | 1006285 | C-60 — Welding | Aug 31, 2027 |
| MILLER CONSTRUCTION PAUL C MILLER CONSTRUCTION CO INC | 933449 | B — General Building | May 31, 2027 |
| MISSION CONSTRUCTION AND RESTORATION | 1025769 | B — General Building | Apr 30, 2027 |
| MKF ENGINEERING & CONTRACTING INC | 769423 | A — General Engineering | Oct 31, 2028 |
| MOAB CONSTRUCTION INC | 1075876 | A — General Engineering | May 31, 2027 |
| MOBILE HOME INVESTERS G C L REAL ESTATE LLC | 1069627 | C-47 — General Manufactured Housing | Oct 31, 2026 |
| MODERN PAVING INC | 621339 | C-27 — Landscaping | Jun 30, 2027 |
| MONTANO CONSTRUCTION CORP | 1123179 | B — General Building | Jul 31, 2028 |
| MONTGOMERY HARDWARE CO | 285746 | B — General Building | Feb 29, 2028 |
| MOORE ELECTRIC INC | 575048 | B — General Building | Aug 31, 2027 |
| MORAN MANHOLE BUILDERS INC | 898416 | C-42 — Sanitation System | Jun 30, 2027 |
| MORESONS CONSTRUCTION | 1120491 | B — General Building | May 31, 2028 |
| MOUNTAIN VIEW POOL REMODELING AND CONSTRUCTION INC | 932254 | C-53 — Swimming Pool | May 31, 2027 |
| MR B'S LIGHTING | 1115118 | C-10 — Electrical | Jan 31, 2028 |
| N G K CONSTRUCTION INC | 868591 | B — General Building | Dec 31, 2027 |
| N T CONSTRUCTION INC | 1013738 | B — General Building | Aug 31, 2027 |
| NAMASTE CONSTRUCTION INC | 1118321 | B — General Building | Mar 31, 2028 |
| NATIONAL CABLE SERVICES INC | 935088 | C-7 — Low Voltage Systems | Jul 31, 2027 |
| NATIONAL COMMUNITY RENAISSANCE OF CALIFORNIA | 747393 | B — General Building | Mar 31, 2028 |
| NEAT RENOVATIONS | 1136893 | B — General Building | Apr 30, 2027 |
| NETWORK INTEGRATION COMPANY PARTNERS INC | 904167 | B — General Building | Sep 30, 2027 |
| NEW ELEVATION CONSTRUCTION INC | 1067014 | B — General Building | Oct 31, 2027 |
| NEW ERA RESIDENTIAL REMODEL INC | 1122534 | B — General Building | Jun 30, 2028 |
| NEW LEGACY DEVELOPMENT CORP | 853732 | A — General Engineering | Jan 31, 2027 |
| NEWAVE CONSTRUCTION INC | 987857 | B — General Building | Oct 31, 2027 |
| NEXT LEVEL ELECTRONIC SECURITY | 1004557 | C-10 — Electrical | Jun 30, 2027 |
| NEXT LEVEL FIRE & SAFETY INC | 986746 | C-16 — Fire Protection | Sep 30, 2027 |
| NILE MA CONSTRUCTION | 1093536 | A — General Engineering | Jul 31, 2027 |
| NORFORK INCORPORATED | 868794 | A — General Engineering | Dec 31, 2027 |
| NORM TESSIER CABINETS INC | 677869 | C-6 — Cabinet, Millwork and Finish Carpentry | Mar 31, 2028 |
| NORTH TRADEMARK BUILDERS INC | 840536 | A — General Engineering | Jun 30, 2028 |
| NORTHSTAR DEVELOPMENT NORTHSTAR DEVELOPMENT AND CONSTRUCTION INC | 903537 | B — General Building | Jul 31, 2027 |
| NUEVA ENERGY | 1108670 | C-10 — Electrical | Aug 31, 2027 |
| NULIFE POWER ELECTRIC SERVICES LLC | 1001792 | C-10 — Electrical | May 31, 2028 |
| O M ELECTRIC CORP | 1046558 | C-10 — Electrical | Oct 31, 2027 |
| OFFICE & ERGONOMIC SOLUTIONS INC | 1100480 | D-34 — Prefabricated Equipment | Jan 31, 2027 |
| OLI CONSTRUCTION SERVICES INC | 1039882 | B — General Building | May 31, 2028 |
| ONE STOP SOURCE ONE STOP REMODEL INC | 899319 | B — General Building | Jun 30, 2027 |
| ONYXX STEEL CORP | 1078220 | C-51 — Structural Steel | Jul 31, 2027 |
| OPAL FUELS STATION SERVICES LLC | 1063659 | A — General Engineering | Feb 29, 2028 |
| ORANGE COUNTY AIR SERVICES ORANGE COUNTY BUILDING SERVICES INC | 929240 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| ORIGINAL PLUMBING COMPANY INC THE | 833096 | C-10 — Electrical | Oct 31, 2026 |
| ORSA CONSTRUCTION INC | 1107511 | B — General Building | Jul 31, 2027 |
| OS GENERAL CONSTRUCTION INC | 1108692 | B — General Building | Aug 31, 2027 |
| OWEN ELECTRIC INC | 468212 | C-10 — Electrical | Jan 31, 2027 |
| PACWALLS INTERIORS INC | 1015511 | C-9 — Drywall | Jun 30, 2028 |
| PAINT AND SCAFFOLD SOLUTIONS INC | 1132843 | C-33 — Painting and Decorating | Feb 28, 2027 |
| PAMCO MACHINE WORKS INC | 718550 | D-21 — Machinery and Pumps | Feb 29, 2028 |
| PARADISE CONSTRUCTION GROUP INC | 1152013 | B — General Building | Mar 31, 2028 |
| PASSAGE SUPPLY INC | 471431 | B — General Building | Jun 30, 2027 |
| PAUL GEORGE INDUSTRIES | 1079058 | C-23 — Ornamental Metal | Jul 31, 2027 |
| PAVE IT INCORPORATED | 975598 | B — General Building | Aug 31, 2028 |
| PAYNE R L CONSTRUCTION INC | 796055 | B — General Building | Oct 31, 2026 |
| PEC COMMERCIAL SOLUTIONS INC | 1116271 | B — General Building | Feb 29, 2028 |
| PENA PAINTING SERVICES INC | 927992 | C-33 — Painting and Decorating | Nov 30, 2026 |
| PENWAL INDUSTRIES INC | 751258 | B — General Building | Jul 31, 2028 |
| PERFORMANCE AIR MECHANICAL INC | 1159233 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| PERRY GORDON ROOFING A PARTNERHIP | 975540 | C-39 — Roofing | Aug 31, 2028 |
| PERRY MARK ELECTRICAL | 518434 | C-10 — Electrical | Nov 30, 2026 |
| PERRY ROOFING INC | 933266 | B — General Building | Jun 30, 2027 |
| PERRY T AND SONS CONSTRUCTION INC | 1101081 | B — General Building | Feb 28, 2027 |
| PIPE DREAM ROOTER & PLUMBING INC | 768995 | C-36 — Plumbing | Mar 31, 2028 |
| PLATINUM PAVING LLC | 1060160 | C-12 — Earthwork and Paving | Nov 30, 2026 |
| PLATINUM SUNRISE ENERGY | 1094657 | C-10 — Electrical | Jul 31, 2028 |
| PLUMBING AND ROTO-ROOTER CO NEAR ME | 1159987 | C-36 — Plumbing | Aug 31, 2028 |
| POWER RISE ELECTRIC INC | 1125220 | C-10 — Electrical | Aug 31, 2028 |
| POWER SOURCE ELECTRIC LLC | 1080109 | C-10 — Electrical | Jun 30, 2028 |
| POWER STREAM ELECTRIC | 1135291 | C-10 — Electrical | Apr 30, 2027 |
| PPC PREMIER PAINTING & COATING INC | 1083550 | C-33 — Painting and Decorating | Nov 30, 2027 |
| PRECISION ASPHALT SOLUTIONS PRECISION ENGINEERING SOLUTIONS INC | 1066488 | C-12 — Earthwork and Paving | Jun 30, 2028 |
| PREMIER CONSTRUCTION | 997487 | B — General Building | Oct 31, 2026 |
| PREMIER ELECTRICAL CONTRACTORS INC | 1006518 | C-10 — Electrical | Aug 31, 2027 |
| PREMIER SERVICE GROUP ENTERPRISE INC | 975801 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| PREMIUM CONSTRUCTION SERVICES | 1033803 | B — General Building | Aug 31, 2028 |
| PRIDE CONSTRUCTION INC | 1097094 | B — General Building | Sep 30, 2028 |
| PRIME DESIGN CONSTRUCTION GROUP | 1152625 | B — General Building | Mar 31, 2028 |
| PRIORITY ONE CONSTRUCTION INC | 1076738 | B — General Building | Jun 30, 2027 |
| PRO-CAL PAINTING INC | 1063427 | C-33 — Painting and Decorating | Feb 29, 2028 |
| PROFESSIONAL ELECTRICAL CONSTRUCTION SERVICES INC | 924855 | A — General Engineering | Nov 30, 2026 |
| PROFESSIONAL LANDSCAPE & IRRIGATION CO R W C ENTERPRISES INC | 775392 | C-8 — Concrete | Feb 29, 2028 |
| PROSOUTH BUILDERS INC | 1073544 | A — General Engineering | Feb 28, 2027 |
| PROTECTION CONTROL INC | 970451 | C-7 — Low Voltage Systems | Feb 29, 2028 |
| PUNK ROCK PLUMBING SERVICES | 842826 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| PYRAMIDS FOR CONSTRUCTION INC | 1026219 | B — General Building | Apr 30, 2027 |
| QUALITY CRAFT FLOOR COVERINGS INC | 759107 | C-15 — Flooring and Floor Covering | Apr 30, 2027 |
| QUALITY MATERIAL HANDLING INC | 731100 | B — General Building | Jan 31, 2027 |
| R & R CONSTRUCTION AND REAL ESTATE DEVELOPMENT INC | 1072974 | B — General Building | Jan 31, 2027 |
| R E F INDUSTRIES INC | 480175 | C-43 — Sheet Metal | Oct 31, 2027 |
| R L FIRE PROTECTION COMPANY INC | 1107272 | C-16 — Fire Protection | Jul 31, 2027 |
| R S & M CONSTRUCTION INC | 847570 | A — General Engineering | Sep 30, 2028 |
| R T F PLATINUM CONSTRUCTION LLC | 790913 | B — General Building | Oct 31, 2027 |
| RAINY DAY ROOFING INC | 974439 | B — General Building | Jun 30, 2028 |
| RAM - CO INC | 487934 | C-10 — Electrical | Aug 31, 2028 |
| RAM CIRCUIT SOLUTIONS | 1148496 | C-10 — Electrical | Jan 31, 2028 |
| RAM FAM DEMO & GRADE INC | 1091125 | C-12 — Earthwork and Paving | May 31, 2028 |
| RAMCO PLUMBING HEATING & AIR | 853493 | B — General Building | Apr 30, 2028 |
| RANCHO PACIFIC ELECTRIC CONSTRUCTION INC | 1047107 | B — General Building | Nov 30, 2026 |
| RANCHO PACIFIC ELECTRIC INC | 445897 | C-10 — Electrical | Sep 30, 2027 |
| RAR PREMIER BUILDERS INC | 1082882 | A — General Engineering | Oct 31, 2027 |
| RAVEN SECURITY SURVEILLANCE | 1040741 | C-7 — Low Voltage Systems | Jun 30, 2028 |
| RAZO ELECTRIC INC | 887130 | C-10 — Electrical | Nov 30, 2026 |
| RAZOR SHARP CONSTRUCTION INC | 1140106 | B — General Building | Jul 31, 2027 |
| RB MECHANICAL SERVICES | 1126247 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| RB RESTORATION & CONSTRUCTION | 1156053 | B — General Building | Jun 30, 2028 |
| RC AIR LLC | 445508 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| RCA MECHANICAL | 1134658 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| RCM CONSTRUCTION INC | 794351 | B — General Building | May 31, 2028 |
| RED DOT ELECTRIC INC | 1057125 | C-10 — Electrical | Aug 31, 2027 |
| RED HILL TREE SERVICE INC | 944173 | D-49 — Tree Service | Mar 31, 2028 |
| RELIANCE ROOFING INC | 1030640 | C-39 — Roofing | Sep 30, 2027 |
| RELIANT HVAC SERVICE LLC | 1128801 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| RESILIENT ELECTRIC INC | 957586 | C-10 — Electrical | Apr 30, 2028 |
| RESOURCE SUPPLY CHAIN SOLUTIONS INC | 1028828 | D-21 — Machinery and Pumps | Jul 31, 2027 |
| RETROFIT SERVICE CO INC | 760432 | B — General Building | Mar 31, 2027 |
| RIAT CONSTRUCTION INC | 956809 | B — General Building | Jan 31, 2027 |
| RICCARDO & SON TILE CO | 577576 | C-54 — Ceramic and Mosaic Tile | Sep 30, 2027 |
| ROBIE CONSTRUCTION INC | 864016 | B — General Building | Feb 28, 2027 |
| ROCK SOLID DRYWALL INC | 1008939 | C-9 — Drywall | Nov 30, 2027 |
| RODGERS ROOFING INC | 1091161 | B — General Building | May 31, 2028 |
| ROSINE LAWRENCE W CO | 173235 | C-15 — Flooring and Floor Covering | Mar 31, 2028 |
| ROULE CONSTRUCTION INCORPORATED | 858026 | B — General Building | Apr 30, 2027 |
| ROYBAL GENERAL CONSTRUCTION INC | 1037538 | B — General Building | Mar 31, 2028 |
| RUIHAOSEN BUILDERS INC | 1145649 | B — General Building | Oct 31, 2027 |
| RUSS ELECTRIC INC | 948416 | C-10 — Electrical | Jun 30, 2028 |
| S & A CONSTRUCTION CLEANING INC | 1008661 | D-63 — Construction Clean-up | Apr 30, 2027 |
| S & D CONSTRUCTION GROUP INC | 1018939 | B — General Building | Oct 31, 2028 |
| S E C INCORPORATED | 1160587 | C-39 — Roofing | Sep 30, 2028 |
| S E ELECTRIC C S INVESTIGATIVE SERVICES INC | 1041939 | C-10 — Electrical | Jul 31, 2028 |
| S J LYONS CONSTRUCTION INC | 1063044 | B — General Building | Feb 29, 2028 |
| S K C CONSTRUCTION | 938019 | B — General Building | Sep 30, 2027 |
| S M P TILE WORKS | 828560 | C-54 — Ceramic and Mosaic Tile | Apr 30, 2028 |
| S S & STEEL INC | 981160 | C-43 — Sheet Metal | Feb 28, 2027 |
| SCCE ENTERPRISE LLC | 1118821 | B — General Building | Apr 30, 2028 |
| SCOTTON ENTERPRISES | 1158495 | B — General Building | Jul 31, 2028 |
| SEAMLESS ROOF INC | 1112517 | C-39 — Roofing | Nov 30, 2027 |
| SECARD POOLS | 233403 | C-53 — Swimming Pool | Mar 31, 2028 |
| SECUREPIPE PLUMBING | 1150586 | C-36 — Plumbing | Feb 29, 2028 |
| SEEBURGER & SONS ROOFING INC | 1095076 | C-39 — Roofing | Aug 31, 2028 |
| SEIDEL ENTERPRISES | 425246 | C-10 — Electrical | Jun 30, 2027 |
| SELECTIVE CONSTRUCTION INC | 772623 | A — General Engineering | Jul 31, 2028 |
| SERGIOS TREE SERVICE ALDANAS ENTERPRISES INC | 1056703 | D-49 — Tree Service | Sep 30, 2027 |
| SERVICE KINGS DRAINS & HYDROJET | 1104355 | C-36 — Plumbing | May 31, 2027 |
| SEWER BEE SERVICE BEE INC | 1155568 | A — General Engineering | May 31, 2028 |
| SHANNON DIVERSIFIED INC | 671454 | B — General Building | Jun 30, 2027 |
| SIGMA ELECTRICAL GROUP | 1146031 | C-10 — Electrical | Nov 30, 2027 |
| SIMPLY SOLAR LLC | 990055 | C-10 — Electrical | May 31, 2028 |
| SIMPSON GENERAL BUILDING CONTRACTOR INC | 810572 | B — General Building | Feb 28, 2027 |
| SKY ELECTRIC INC | 1070795 | C-10 — Electrical | Dec 31, 2027 |
| SLEMBOSKI CONSTRUCTION INC | 872315 | B — General Building | Jul 31, 2028 |
| SNOWFLAKE HVAC SERVICES SNOWFLAKE REFRIGERATION SERVICES INC | 1060652 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| SO CAL CONSTRUCTION | 1160751 | B — General Building | Sep 30, 2028 |
| SO CAL REBAR SAMANO CO | 1078422 | C-50 — Reinforcing Steel | Jul 31, 2027 |
| SO CAL TITLE 24 LLC | 1123225 | B-2 — Residential Remodeling | Jul 31, 2028 |
| SOCAL DEVELOPMENT & CONSTRUCTION INC | 1113799 | B — General Building | Dec 31, 2027 |
| SOCAL PLUMBING AND DESIGN INC | 1102363 | C-36 — Plumbing | Mar 31, 2027 |
| SOLIS MECHANICAL SERVICES | 1018377 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| SONWEST AIR CONDITIONING INC | 486917 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| SOURCE TECH RESTORATION INC | 1155248 | B — General Building | May 31, 2028 |
| SOUTHERN CALIFORNIA LANDSCAPE INC | 753861 | C-27 — Landscaping | Sep 30, 2028 |
| SOUTHERN SPACE INC | 1092883 | B — General Building | Jun 30, 2028 |
| SOUTHLAND POOL PLASTERING INC | 365272 | C-35 — Lathing and Plastering | May 31, 2027 |
| SPECIALIZE HOME SERVICES HEATING & AIR CONDITIONING INC | 1143630 | C-10 — Electrical | Sep 30, 2027 |
| SPECIALTY PIPING SERVICES INC | 916042 | D-21 — Machinery and Pumps | May 31, 2028 |
| SPECTRUM STRIPING SERVICES INC | 676265 | C-32 — Parking and Highway Improvement | Feb 29, 2028 |
| SPRING HERO GARAGE DOOR & HARDWARE SPRING HERO INC | 1159660 | D-28 — Doors, Gates and Activating Devices | Aug 31, 2028 |
| ST PAUL CONTRACTING INC | 1104071 | B — General Building | Apr 30, 2027 |
| STAK RESTORATION INC | 1065665 | B — General Building | Jan 31, 2028 |
| STANDARD CONSTRUCTION CALIFORNIA INC THE | 1079948 | B — General Building | Aug 31, 2027 |
| STARK CONSTRUCTION MANAGEMENT INC | 1132866 | B — General Building | Feb 28, 2027 |
| STELLAR BUILDS INC | 1087843 | B — General Building | Feb 29, 2028 |
| STERLING SYNERGY SYSTEMS INC | 1024396 | C-7 — Low Voltage Systems | Mar 31, 2027 |
| STILES CONSTRUCTION SERVICES INC | 899984 | B — General Building | Jul 31, 2027 |
| STRONG HOLD CONSTRUCTION INC | 919351 | B — General Building | Jul 31, 2028 |
| SUNSHINE CALIFORNIA CORPORATION | 1152990 | D-63 — Construction Clean-up | Apr 30, 2028 |
| SUPERIOR ELECTRICAL MECHANICAL & PLUMBING INC | 911185 | B — General Building | Feb 29, 2028 |
| SUPERIOR TANK CO INC | 472119 | A — General Engineering | Apr 30, 2027 |
| SUPERIOR TANK SOLUTIONS INC | 939335 | A — General Engineering | Oct 31, 2027 |
| SUPREME COMFORT HEATING & AIR INC | 1145280 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| SURE BID AUCTIONEERS INC | 776484 | D-34 — Prefabricated Equipment | Mar 31, 2028 |
| SWAN POOLS SWAN POOLS INC | 421014 | C-27 — Landscaping | Apr 30, 2028 |
| SWELL MECHANICAL ENGINEERING INC | 1056096 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| SZANCO INC | 1147364 | B — General Building | Dec 31, 2027 |
| T C B CONSTRUCTION INC | 880691 | B — General Building | Nov 30, 2026 |
| T D I REFRIGERATION T D I REFRIGERATION AND AIR CONDITIONING INCORPORATED | 764435 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| T S R CONSTRUCTION AND INSPECTIONS | 881123 | A — General Engineering | Jan 31, 2028 |
| T T S I NETWORK COMMUNICATIONS T T S I ELECTRIC INC | 937581 | C-7 — Low Voltage Systems | Sep 30, 2027 |
| TEL SET COMMUNICATIONS INC | 739534 | C-7 — Low Voltage Systems | Aug 31, 2027 |
| TELCOM SERVICES GROUP | 1021501 | C-7 — Low Voltage Systems | Dec 31, 2026 |
| TERRA NOSTRA BUILDERS INC | 1132769 | B — General Building | Feb 28, 2027 |
| THAT 1 PAINTER RIVERSIDE-RANCHO CUCAMONGA MASTER STROKE PAINTING LLC | 1134071 | C-33 — Painting and Decorating | Mar 31, 2027 |
| TIBURON TELECOMMUNICATIONS INC | 937667 | C-7 — Low Voltage Systems | Mar 31, 2028 |
| TIKIS SOFTWASH MAUI BROS SOFT WASH LLC | 1136339 | D-38 — Sand and Water Blasting | Apr 30, 2027 |
| TINKER GLASS CONTRACTORS INC | 758680 | C-17 — Glazing | Jul 31, 2028 |
| TINT INCORPORATED | 849186 | D-52 — Window Coverings | Nov 30, 2026 |
| TJ'S GENERAL ENGINEERING INC | 1056874 | A — General Engineering | Aug 31, 2027 |
| TJB CONSTRUCTION LLC | 1161155 | B — General Building | Sep 30, 2028 |
| TNA TREE SERVICE INC | 1091759 | D-49 — Tree Service | Nov 30, 2026 |
| TOBIN CONSTRUCTION INC | 593678 | A — General Engineering | Jul 31, 2027 |
| TODD ANTHONY CONSTRUCTION SERVICES TODD ANTHONY BRAZEAU INC | 892059 | B — General Building | Mar 31, 2027 |
| TOP TIER LANDSCAPE CONST APEX LANDSCAPE CONSTRUCTION | 1065667 | C-27 — Landscaping | May 31, 2028 |
| TOYTO CONSTRUCTION INC | 1142854 | B — General Building | Aug 31, 2027 |
| TRES FACILITY SERVICES INC | 1072139 | B — General Building | Dec 31, 2026 |
| TRIPLE Q CONSTRUCTION INC | 1090683 | B — General Building | Apr 30, 2028 |
| TRL SYSTEMS INCORPORATED | 413747 | C-10 — Electrical | Nov 30, 2027 |
| TRUST GENERAL CONTRACTING | 1095124 | B — General Building | May 31, 2028 |
| TRYON ELECTRIC | 1106830 | C-10 — Electrical | Jul 31, 2027 |
| TS EPOXY FLOORING TS CONSTRUCTION GROUP INC | 1000911 | B — General Building | Nov 30, 2027 |
| TURF TECH LANDSCAPE MAINTENANCE INC | 984607 | C-27 — Landscaping | Apr 30, 2028 |
| U S A PLUMBING SERVICE INCORPORATED | 961844 | C-36 — Plumbing | Jun 30, 2027 |
| UCORR INNOVATIVE SOLUTIONS INC | 1024943 | A — General Engineering | Mar 31, 2027 |
| UNDERGROUND SPECIALISTS INC | 1008268 | A — General Engineering | Oct 31, 2027 |
| UNION GARAGE DOORS & GATES INC | 1127576 | D-28 — Doors, Gates and Activating Devices | Oct 31, 2026 |
| UNITED BUILDERS ANDRONICOS HENRY INC DBA UNITED BUILDERS | 841148 | B — General Building | Jun 30, 2028 |
| UNITED CONSTRUCTION COMPANY A & J'S CONSTRUCTION COMPANY INC | 841782 | B — General Building | Jun 30, 2028 |
| UNITED COVERINGS INC | 799916 | B — General Building | Aug 31, 2027 |
| UNITED ONE ENGINEERING | 1077505 | A — General Engineering | Jun 30, 2027 |
| UNITED PLUMBING UNITED PLUMBING & RESTORATION | 1052181 | B — General Building | Apr 30, 2027 |
| UNITED SECURITY SYSTEMS INC | 716575 | C-10 — Electrical | Dec 31, 2027 |
| UNIVERSAL AIR CONDITIONING & HEATING | 1022509 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| UPLAND FIRE PROTECTION A INC | 1006684 | C-10 — Electrical | Aug 31, 2027 |
| UPTOWN INTERIORS INC | 639945 | B — General Building | Mar 31, 2028 |
| UTILITY PLUMBING SERVICES INC | 1103401 | C-36 — Plumbing | Apr 30, 2027 |
| V L C Z INTERIOR INC | 1109765 | B — General Building | Sep 30, 2027 |
| VAN LUND ROOFING AND SOLAR LUND VAN CONSTRUCTION INC | 1000480 | B — General Building | Jan 31, 2028 |
| VERDA STEEL CORP | 439318 | C-51 — Structural Steel | Sep 30, 2027 |
| VIP DOORS & GATES CORP | 1139962 | D-28 — Doors, Gates and Activating Devices | Jul 31, 2027 |
| VTEL COMMUNICATIONS INC | 1134570 | C-7 — Low Voltage Systems | Mar 31, 2027 |
| W C C G INC | 1080578 | B — General Building | Aug 31, 2027 |
| W C C S INC | 655509 | B — General Building | Jun 30, 2027 |
| W SUN CONSTRUCTION INC | 1143431 | B — General Building | Sep 30, 2027 |
| WARRIOR ELECTRIC WARRIOR INC | 1028318 | C-10 — Electrical | Oct 31, 2028 |
| WEATHERGUARD COMPANY INC | 921927 | B — General Building | Sep 30, 2028 |
| WEST COAST FIRE INC | 836639 | B — General Building | Feb 28, 2027 |
| WEST COAST GENERAL ENGINEERING & DEMO INC | 1134911 | A — General Engineering | Mar 31, 2027 |
| WESTAR PAINTING COMPANY INC | 901807 | C-33 — Painting and Decorating | Mar 31, 2028 |
| WESTLAND GROUP INC | 1152732 | A — General Engineering | Mar 31, 2028 |
| WESTLAND MECHANICAL LLC | 894940 | B — General Building | Oct 31, 2026 |
| WILLIAMS A/C SERVICE | 1065744 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| WING FUNG CONSTRUCTION INC | 965037 | B — General Building | Aug 31, 2027 |
| WIZARD RESTORATIONS INC | 949290 | B — General Building | Aug 31, 2028 |
| WOLF HOMES CONSTRUCTION | 1160375 | B — General Building | Sep 30, 2028 |
| WOOD FLOOR & MORE INC | 1105930 | C-15 — Flooring and Floor Covering | Jun 30, 2027 |
| WOODS J FLOORING INC | 635572 | C-15 — Flooring and Floor Covering | Aug 31, 2027 |
| X-TREME POOLS X-TREME POOLS AND HARDSCAPES | 1000172 | C-53 — Swimming Pool | Jan 31, 2027 |
| Y C D INC | 1011691 | A — General Engineering | Mar 31, 2028 |
| YICRAFT CONSTRUCTION | 1152230 | B — General Building | Mar 31, 2028 |
| YOUNG'S PLUMBING AND ROOTER | 1149468 | C-36 — Plumbing | Jan 31, 2028 |
| YUMA CONSTRUCTION INC | 1007715 | B — General Building | Sep 30, 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.