C-20 — page 16 of 17
4,849 clear company licenses whose first classification is “C-20 — Warm-Air Heating, Ventilating and Air-Conditioning”.
1 · 2 · 3 · 4 · 5 · 6 · 7 · 8 · 9 · 10 · 11 · 12 · 13 · 14 · 15 · 16 · 17
| Place | Contractor | License | Main classification | Expires |
|---|---|---|---|---|
| Modesto, CA | TONY'S PLUMBING HEATING & AIR TONY'S PLUMBING SERVICE LLC | 691786 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Riverside, CA | TOP AIR SERVICE | 1113457 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Westminster, CA | TOP FLIGHT HVAC AND PLUMBING SERVICES | 1135834 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Sacramento, CA | TOP NOTCH MECHANICALS INC | 972009 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Elk Grove, CA | TOP RANK HEATING & AIR CONDITIONING INC | 827711 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Moorpark, CA | TOP SHELF HEATING & AIR, INC | 1117822 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Perris, CA | TOP-LINE HVAC | 1125749 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Carson, CA | TORNADO AIR INC | 902885 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Chatsworth, CA | TORNADO HVAC | 1118482 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Hollister, CA | TORO HVAC INC | 1116426 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Riverside, CA | TORRES AIR LLC | 1138475 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Upland, CA | TOTAL 1 AC & HEATING | 966794 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Corona, CA | TOTAL COMFORT INC | 935238 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Sutter, CA | TOTAL COMFORT SERVICES INC | 1017372 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Barstow, CA | TOTAL COMFORT SOLUTIONS HEATING AND COOLING TOTAL COMFORT SOLUTIONS LLC | 1047090 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Thousand Oaks, CA | TOTAL COMFORT SYSTEMS HVAC INC | 315105 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Anaheim, CA | TOTAL ENVIRONMENTAL MANAGEMENT INC | 654625 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Lodi, CA | TOTAL HEATING & AIR CONDITIONING INC | 644192 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Sun Valley, CA | TOTAL MECHANICAL INC | 1061394 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| San Luis Obispo, CA | TOTAL PLUMBING HEATING & AIR INC | 996998 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| North Hollywood, CA | TOTO AIR INC | 1057901 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Fremont, CA | TOTO HEATING AND COOLING | 1146057 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Lake Elsinore, CA | TOULOUSE HEATING AND AIR CONDITIONING INC | 1069829 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Dublin, CA | TOVI CORP | 1134796 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Walnut Creek, CA | TOWER & SCRUBBER SOLUTIONS LLC | 1156939 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Bakersfield, CA | TOWERY AIR CONDITIONING INC | 415641 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Yuba City, CA | TOWN & COUNTRY HEATING & AIR CONDITIONING INC | 368449 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Stockton, CA | TOWN & COUNTRY HEATING AND COOLING | 995769 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Rancho Cordova, CA | TOZZI HEATING & AIR INC | 1064360 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Winchester, CA | TRAASC INC | 1140796 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| San Gabriel, CA | TRAC HEATING & AIR T R A C - HVAC | 1158661 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Elk Grove, CA | TRADE HEATING & AIR SERVICES INC | 905470 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Phoenix, AZ | TRADE WIND MECHANICAL & HVAC TRADE WIND MECHANICAL & PLUMBING INC | 1138294 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Bakersfield, CA | TRADEMASTERS HEATING & COOLING INC | 1101071 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Anaheim, CA | TRADEWIND HEATING AND AIR INC | 1113271 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Fairfield, CA | TRADEWINDS COOLING LIMITED LIABILITY COMPANY | 1066807 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| San Rafael, CA | TRAHAN BROTHERS TRAHAN MECHANICAL INC | 774154 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Bakersfield, CA | TRANSPARENCY HEATING AND COOLING TRANSPARENCY HOME SERVICES LLC | 1156185 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Chino Hills, CA | TRE TECH INC | 1124061 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Fullerton, CA | TRI - PACIFIC HEATING & AIR CONDITIONING LP AN AMS COMPANY | 894392 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Sylmar, CA | TRI CITIES BEST HEATING AND AIR SERVICES INC | 1075510 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Antioch, CA | TRI-CITY HEATING & AIR-CONDITIONING INC | 813490 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Petaluma, CA | TRI-COUNTY HEATING AND SHEET METAL INC | 212733 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Whittier, CA | TRI-WEST MECHANICAL INC | 793840 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| North Hills, CA | TRIANGLE AIR SYSTEMS INC | 886036 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Paramount, CA | TRIFECTA COMMERCIAL PLUMBING LLC | 1066992 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Hollister, CA | TRILLO COMPANIES INC THE | 888818 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Santa Fe Springs, CA | TRINITY AIR CONDITIONING & HEATING INC | 991841 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Spring Valley, CA | TRINITY AIR INC | 865387 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Weaverville, CA | TRINITY HEATING & AIR CONDITIONING CORP | 727418 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| North Highlands, CA | TRINITY HEATING & COOLING INC | 939073 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Clovis, CA | TRINITY HEATING A/C & DESIGN INC | 1001457 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Anaheim, CA | TRINITY HEATING AND AC | 1075633 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Roseville, CA | TRINITY HEATING AND AIR | 1156139 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Temecula, CA | TRIPLE 7 HEATING & AIR | 1153615 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Bakersfield, CA | TRIPLE CROWN MECHANICAL | 1155711 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Modesto, CA | TRITEMP INC | 1039829 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| San Clemente, CA | TRITON AIR INC | 774877 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| San Leandro, CA | TRITON HEATING & COOLING GROUP | 995088 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Castro Valley, CA | TRITON HVAC & APPLIANCE REPAIR TRITON APPLIANCE REPAIR LLC | 1138925 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Elk Grove, CA | TRIUYNITY HVAC CONSTRUCTION LLC | 1160182 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Redding, CA | TRON AIR HEATING & COOLING INC | 980126 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Orange, CA | TROPICAL HEATING & AIR INC | 851205 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Santa Ana, CA | TRU AIR INC | 1108477 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Pico Rivera, CA | TRUCOM HVAC INC | 984669 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Moreno Valley, CA | TRUE AIR HEATING & AIR CONDITIONING INC | 1012245 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Corona, CA | TRUE AIR MECHANICAL TRUE AIR MECHANICAL INC | 956171 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Los Angeles, CA | TRUE BALANCE HEATING AND AIR CONDITIONING | 1102393 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Laguna Hills, CA | TRUE HOME HEATING AND AIR CONDITIONING | 1025397 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Glendora, CA | TRUE HVAC COMFORT | 1143889 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Glendale, CA | TRUE MASTER INC | 1046247 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Irvine, CA | TRUE NORTH HEATING AND COOLING INC | 1130657 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Van Nuys, CA | TRUE TECH AIR CONDITIONING INC | 1065349 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Browns Valley, CA | TRUE TECHNICIAN HEATING & AIR | 1093936 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Pittsburg, CA | TRUE TEMP EXPERTS | 1139553 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| El Dorado Hills, CA | TRUEFLOW SPECIALTIES INC | 1081552 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Barstow, CA | TRUJILLO & SONS HEATING & AIR LLC | 1128205 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Victorville, CA | TRUJILLO BROTHER'S HEATING & AIR CONDITIONING L L C | 1141735 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Indio, CA | TRULY TOUGH HVAC BETTER AIR INC | 941199 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Costa Mesa, CA | TRUST AC REPAIR | 1128756 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Sylmar, CA | TRY MEX HEATING & AIR CONDITIONING INC | 832606 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| North Hollywood, CA | TURBO CHILLED CORPORATION | 739391 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Riverbank, CA | TURBULENCE HVAC INC | 1116862 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Turlock, CA | TURLOCK PLUMBING HEATING & AIR CONDITIONING | 997581 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Simi Valley, CA | TURNER AIR CONDITIONING & HEATING INC | 761594 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Lawndale, CA | TURNER MECHANICAL INC | 1150554 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Hayward, CA | TURNKEY HVAC | 1126546 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| De Pere, WI | TWEET-GAROT MECHANICAL INC | 1102060 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Twin Peaks, CA | TWIN PEAKS HEATING AND AIR CONDITIONING LLC | 1117045 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Auburn, CA | TYFOON HEATING & AIR TYFOON HOME SOLUTIONS | 1147270 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Antioch, CA | TYNDALL H V A C INC | 834929 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Sylmar, CA | U C AIR SYSTEMS INC | 1025647 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Downey, CA | U M AIR INC | 1050013 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Glendale, CA | U S HEATING AND COOLING INC | 1010929 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| San Gabriel, CA | UAIR CORPORATION | 1083546 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Woodland Hills, CA | ULTIMATE AIR INC | 1028893 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Watsonville, CA | ULTIMATE HEATING & COOLING INC | 1144941 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Panorama City, CA | ULTIMATE HEATING AND AIR CONDITIONING INC | 1093404 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Los Angeles, CA | ULTIMATE MECHANICAL | 1076827 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Van Nuys, CA | ULTRACOOL HEATING AND AIR CONDITIONING | 1131593 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Turlock, CA | UMBRELLA HEATING AND AIR CONDITIONING INC | 1042439 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Winchester, OR | UMPQUA HEATING AND COOLING UMPQUA SHEET METAL INC | 1157308 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Northridge, CA | UNIQUE INDOOR COMFORT INC | 974870 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Santa Clara, CA | UNIQUE STANDARD MECHANICAL INC | 962752 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| North Hollywood, CA | UNITECHS | 1093889 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Sylmar, CA | UNITED AIR CONDITIONING AND HEATING INC | 1012066 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Fillmore, CA | UNITED AIR HEATING & AIR CONDITIONING INC | 1068402 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2026 |
| West Sacramento, CA | UNITED BUILDING SERVICE MECHANICAL INC | 845877 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| La Mirada, CA | UNITED ELITE HVAC LLC | 1156831 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Torrance, CA | UNITED HEATING & AIR CONDITIONING SERVICES | 1153517 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Poway, CA | UNITED HOME AIR | 1054398 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| San Francisco, CA | UNITED HVAC REPAIR UNITED HVAC AND APPLIANCE LLC | 1152346 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Klamath Falls, OR | UNITED MECHANICAL CONTRACTORS INC | 495316 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| West Hills, CA | UNITED PRO HVAC INC | 1140877 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Perris, CA | UNIVERSAL AIR AND HEATING COMFORT INC | 1123718 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Rancho Cucamonga, CA | UNIVERSAL AIR CONDITIONING & HEATING | 1022509 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Yorba Linda, CA | UNIVERSAL AIR CONDITIONING CO INC | 252875 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Atwater, CA | UNIVERSAL AIR HVAC INC | 1044195 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Lathrop, CA | UNIVERSAL HEATING & COOLING WM UNIVERSAL PROJECTS INC | 1122355 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| San Leandro, CA | UNIVERSAL HVAC SERVICE INC | 1149569 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Los Angeles, CA | UNIVERSAL ROOFING UNIVERSAL HEATING AND AIR | 1069748 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Simi Valley, CA | UNLIMITED CLIMATE CONTROL INC | 1028229 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Riverside, CA | UNLIMITED HEATING AND AIR CONDITIONING INC | 1093044 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Pittsburg, CA | UP & ABOVE HEATING AND COOLING SERVICES | 1128431 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Temecula, CA | UPGRADE HEATING AND COOLING LLC | 1139777 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Acampo, CA | UPTON AIR UPTON HOME SERVICES INC | 1055670 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Murrieta, CA | URGENT REPAIR APPLIANCES & HVAC INC | 1136897 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Wilmington, CA | URSO AIR SYSTEMS INC | 961408 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Glendale, CA | USA COPELAND HVAC INC | 1134884 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| North Hollywood, CA | USA GREEN AIR INC | 1075952 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Glendale, CA | USA PLUMBING & AC COMFORT TEMP CONTROL | 1069439 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Corona, CA | USAIR HVAC/R SERVICES | 1151311 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Lake Elsinore, CA | UV MECHANICAL INC | 1138145 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Corona, CA | V AIRCONDITIONING INC | 1028308 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Burbank, CA | V H AIR CONDITIONING & HEATING | 1022113 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Corona, CA | V STAR AIR SOLUTIONS LLC | 1147444 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Gold River, CA | VAC AIR CONDITIONING SYSTEMS VAC ENGINEERING LLC | 1047947 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Fairfield, CA | VACAVILLE HEATING AND AIR CONDITIONING | 1041070 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Hawthorne, CA | VADER AIR CONDITIONING & HEATING INC | 844750 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Sacramento, CA | VAL MIR HEATING & COOLING SERVICE INC | 1032429 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Stevenson Ranch, CA | VALENCIA AIR INC | 893077 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Sylmar, CA | VALENTE HVAC INC | 1110462 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Whittier, CA | VALERO HEATING AND AIR INC | 1148594 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Turlock, CA | VALLEY AIR PRO LLC | 1071249 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Manteca, CA | VALLEY BREEZE HEATING AND AIR CONDITIONING INC | 971515 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Santa Rosa, CA | VALLEY COMFORT HEATING AND AIR INC | 887868 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Carmichael, CA | VALLEY HEATING & AIR CONDITIONING & HOME IMPROVEMENTS INC | 327383 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Clovis, CA | VALLEY THERMAL SOLUTIONS CO | 1116008 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Fresno, CA | VALLEY VIEW AIR SERVICE & REPAIR INCORPORATED | 1137303 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Sacramento, CA | VALUE HEATING & AIR INC | 811418 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Felton, CA | VALUE MECHANICAL CORPORATION | 1119901 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Santa Barbara, CA | VANGUARD HVAC VANGUARD CONSTRUCTION & DESIGN HVAC | 1091061 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Northridge, CA | VANTAGE AIR INC | 718694 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Livermore, CA | VARGAS HVAC | 1145667 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Livermore, CA | VARGAS MECHANICAL SERVICES INC | 1077486 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| El Dorado Hills, CA | VAUGHN'S A/C AND HEATING INC | 1040197 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Vacaville, CA | VAUGHNS HEATING AND AIR INC | 975209 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| San Francisco, CA | VAYU INDUSTRIES INC | 1127295 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Richmond, CA | VELAIR HEATING & COOLING | 1139910 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| El Monte, CA | VELOCITY AIR CORP | 1025205 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Vacaville, CA | VELOCITY HEATING & AIR INC | 1022459 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Gilroy, CA | VENOSTA MICHAEL PLUMBING AND MECHANICAL INC | 969247 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| El Cajon, CA | VENT PROS INC | 795775 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Burbank, CA | VENTLABHVAC | 1107031 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Santa Paula, CA | VENTURA CLIMATE CONTROL COMPANY INC DBA CLIMATE CONTROL COMPANY | 670160 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Oak View, CA | VENTURA WEST HEATING AND AIR LLC | 1148876 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| La Mesa, CA | VENTUS HVAC | 1132622 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Morgan Hill, CA | VENTWERX INC | 984614 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| San Rafael, CA | VERDE METALS INC | 635429 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Hollister, CA | VERDEGAAL HEATING INC | 750796 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Olympic Valley, CA | VERIFIED INC | 1028745 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Santa Clarita, CA | VERONA HVAC INC | 1097866 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Fresno, CA | VESSEL AIR CONDITIONING & HEATING INC | 1156464 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Orange, CA | VETERAN AIR MECHANICAL INC | 779710 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Santa Ana, CA | VETERAN PLUMBING AND AIR AVIS PLUMBING AND AIR INC | 534020 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Shingle Springs, CA | VG MECHANICAL INC | 1131366 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| North Hollywood, CA | VHN A/C AND HEATING INC | 1075097 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Glendale, CA | VHP AIR CONDITIONING | 1080768 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Thousand Palms, CA | VIC'S AIR CONDITIONING INC | 756658 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Apple Valley, CA | VICTORY HEATING & AIR INC | 973895 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Riverside, CA | VICTORY HVAC INC | 1114307 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Placentia, CA | VIDA HVAC | 1107790 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Atwater, CA | VIERRA'S HEATING AND AIR CONDITIONING LLC | 1103328 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Visalia, CA | VIKING AIR CONDITIONING AND HEATING LLC | 1154685 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Chino Hills, CA | VIKING AIR INC | 1090779 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Pine Valley, CA | VIKING AIR SOLUTIONS INC | 1030491 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Escondido, CA | VIKING COOLING AND HEATING VIKING CALIFORNIA INC | 1144493 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Santa Maria, CA | VIKING MECHANICAL REFRIGERATION LLC | 1157382 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| East Palo Alto, CA | VILCHEZ HEATING & AIR CONDITIONING INC | 1058261 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Fresno, CA | VILCHIS HEATING AND AIR CONDITIONING | 1064616 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| West Covina, CA | VIMEX AIR LLC | 1076885 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Paso Robles, CA | VINEYARD MECHANICAL SERVICES | 1027702 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Granada Hills, CA | VIOLIN HEATING & AIR CONDITIONING INC | 186219 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Tracy, CA | VIRGINIA MECHANICAL INC | 929944 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Ontario, CA | VIRTUE AIR CONDITIONING INC | 1053503 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Queen Creek, AZ | VISION MECHANICAL INC | 856157 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Scottsdale, AZ | VIXXO CORPORATION | 1134207 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Glendale, CA | VJLEV HVAC SOLUTIONS INC | 1127617 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Modesto, CA | VLADY AIR MECHANICAL INC | 1000713 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Antelope, CA | VM HEATING & COOLING INC | 1102833 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Burbank, CA | VMAX AIR INC | 956266 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Porterville, CA | VORTEX HEATING & AIR INC | 1006599 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Acton, CA | VORTEX MECHANICAL SYSTEMS INC | 1055732 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Santee, CA | VOSS PLUMBING INC | 524919 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Stanton, CA | VPL AIR PLUS | 1110873 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Lake Elsinore, CA | W D MECHANICAL CORP | 1108617 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Chino, CA | W E D O A/C & HEAT W E D O PROFESSIONAL REPAIR SERVICE INC | 706940 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Madera, CA | W L WILLS INC | 852971 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Lancaster, CA | W R MECHANICAL INC | 1036150 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Bakersfield, CA | WACH CORPORATION | 1036562 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Susanville, CA | WALKER'S HEATING & AIR NORCAL TRADESMEN | 1101176 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Upland, CA | WALLIN HEATING & AIR INC | 609238 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Anaheim, CA | WALLINGSFORD DON INC | 408081 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Redding, CA | WALLNER PLUMBING CO | 336969 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Concord, CA | WALNUT CREEK HEATING AND AIR CONDITIONING HOMETOWN SERVICES, INC | 972682 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Los Angeles, CA | WALT AIR HEATING & COOLING | 1136872 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Seaside, CA | WALTONS PLUMBING & HEATING INC | 1031402 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| San Dimas, CA | WARD'S HEATING & AIR CONDITIONING WARD'S SHEET METAL INC | 254919 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Torrance, CA | WARDOUR HEATING & AIR CONDITIONING INC | 734077 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Madera, CA | WARE'S QUALITY AIR INC | 1074158 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Corona, CA | WARNER HVAC LLC | 1113431 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Stockton, CA | WARRENS HEATING & AIR CONDITIONING INC | 691278 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Riverside, CA | WARRIOR HVAC SYSTEMS | 1100884 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Lake Elsinore, CA | WATER HEATER SOS CARIBOU PLUMBING & AIR LLC | 1153887 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Palos Verdes Estates, CA | WATERS ENVIRONMENTAL SERVICES & TECHNOLOGIES CORP | 819953 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Vista, CA | WATSON PLUMBING & HEATING LLC | 1139712 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Santa Fe Springs, CA | WAVE 9 AIR INC | 1078159 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Long Beach, CA | WAVE MECHANICAL INC | 1136819 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Corona, CA | WAY COOL HEATING AND AIR INC | 1104362 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Goleta, CA | WAYNE MONTIE SHEET METAL & HEATING INC | 660236 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Sonora, CA | WAYNE WATERS PLUMBING INC | 463958 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Playa Vista, CA | WE DO HVAC TRADING CAPITAL CORPORATION | 1070364 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Glendale, CA | WEATHER CHALLENGER INC | 934934 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Walnut, CA | WEATHERITE CORPORATION | 451778 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Canoga Park, CA | WEATHERPROOF HVAC INC | 1137634 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| San Jose, CA | WEISE MECHANICAL LLC | 1072273 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Temecula, CA | WELKIN HEATING & AIR TRY HVAC CORPORATION | 1108248 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Temecula, CA | WELLS PLUMBING HEATING & AIR INC | 950590 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Arcadia, CA | WESCO AIR CONDITIONING INC | 1084032 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| El Cajon, CA | WEST BAY MECHANICAL SYSTEMS INC | 1130879 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| West Hills, CA | WEST COAST AIR GROUP INC | 1058249 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Riverside, CA | WEST COAST AIRE INC | 599420 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Roseville, CA | WEST COAST APPLIANCE SERVICE GOLDEN STATE EQUIPMENT REPAIR | 664154 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Burbank, CA | WEST COAST CHIEF REPAIR INC | 738122 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Whittier, CA | WEST COAST COOLING CORNERSTONE MECHANICAL INC | 1037674 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Anaheim, CA | WEST COAST ENERGY HOME ENERGY SPECIALISTS INC | 685478 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Salinas, CA | WEST COAST HVAC LLC | 1153725 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| San Jose, CA | WEST COAST MECHANICAL | 1010946 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Martinez, CA | WEST COAST MECHANICAL LLC | 1111467 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Hesperia, CA | WEST COUNTRY HVAC AIRCON INC | 954637 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Lancaster, CA | WEST HEATING & COOLING INC | 1020368 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Escondido, CA | WEST PAC TEMPERATURE CONTROLS INC | 443861 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Burbank, CA | WEST SIDE HVAC INC | 1145746 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Montclair, CA | WEST-TECH MECHANICAL INC | 597398 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Santa Clara, CA | WESTBAY HEATING & AIR INC | 942838 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Irvine, CA | WESTBRIDGE GROUP INC | 1105370 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Villa Park, CA | WESTCAL MECHANICAL INC | 743784 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Palm Desert, CA | WESTERN AIR COOLING & HEATING FUSERO INC | 1068351 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| San Dimas, CA | WESTERN AIR MECHANICAL | 1007340 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Santa Ana, CA | WESTERN AIR SOLUTIONS INC | 1094278 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Santa Fe Springs, CA | WESTERN ALLIED CORPORATION | 198821 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Lancaster, CA | WESTERN EQUIPMENT SERVICE CO SCHEVING INC | 697045 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Montebello, CA | WESTERN INDOOR ENVIRONMENTAL SERVICES | 1001877 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Acton, CA | WESTERN MECHANICAL INC | 618138 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Sacramento, CA | WESTERN PACIFIC MECHANICAL SERVICES INCORPORATED | 499059 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Alpine, CA | WESTERN RANCH PLUMBING WESTERN RANCH PLUMBING HEATING AND AIR INC | 1128547 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Calabasas, CA | WESTERN WINDS GROUP LLC | 1148815 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Lakeside, CA | WESTMECH INC | 1088255 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Santa Monica, CA | WESTSIDE HEATING & AIR CONDITIONING INC | 557579 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Culver City, CA | WESTSIDE HVAC PROS INC | 1063388 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| San Jose, CA | WESTVIEW HEATING AND COOLING INC | 1030248 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Newbury Park, CA | WETZEL'S HEATING AND AIR CONDITIONING LLC | 1151818 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Palmdale, CA | WHITE A/C | 1051418 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Smartsville, CA | WHITE BROTHERS HVAC LLC | 1065730 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Los Angeles, CA | WHITE LEVEL MAINTENANCE LLC | 1159625 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Foothill Ranch, CA | WHITE MECHANICAL INC | 822474 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Apple Valley, CA | WHITE'S HIGH DESERT REFRIGERATION LLC | 1111325 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Nipomo, CA | WHITE'S HVAC SERVICES INC | 725046 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Rancho Santa Margarita, CA | WHOLE HOUSE FANS ORANGE COUNTY ROHLEDER MANAGEMENT CONSULTING INC | 1036499 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| St Charles, MO | WIEGMANN & ASSOCIATES INC | 731514 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Bakersfield, CA | WILDFLOWER CLIMATE LLC | 1147883 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Turlock, CA | WILKEY INDUSTRIES INC | 765082 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Huntington Beach, CA | WILKINSON HEATING & AIR INC | 1046332 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Rancho Cucamonga, CA | WILLIAMS A/C SERVICE | 1065744 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Nevada City, CA | WILLIAMS HEATING AND AIR INC | 1031025 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Sacramento, CA | WILLIS HEATING AND AIR LLC | 1152336 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Fullerton, CA | WILLY AIR CONTROL INC | 1118824 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Palm Desert, CA | WILSON CHRIS PLUMBING CHRIS WILSON PLUMBING & HVAC OF COACHELLA INC | 1004091 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Seaside, CA | WILSON CHRIS PLUMBING & HEATING REPAIRS INC | 772474 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Carlsbad, CA | WILSON HEATING AND AIR AIR TO THE THRONE | 995975 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Occidental, CA | WILSON HVAC SOLUTIONS LLC | 1156327 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Chico, CA | WILSON'S HEATING & AIR CONDITIONING LLC | 592459 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Huntington Beach, CA | WINAIRE INC | 578039 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| West Hills, CA | WIND FLOW AC AG SUMMIT GROUP INC | 1161400 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Garden Grove, CA | WIND HVAC INC | 1138768 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Lake Elsinore, CA | WINDSTORM HEATING & AIR INC | 1058864 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Windsor, CA | WINE COUNTRY HEATING & AIR CONDITIONING | 1115888 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Modesto, CA | WINMA HEATING & AIR INC | 1144836 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Compton, CA | WINN AIR CORP | 1113461 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Covina, CA | WINTRI | 1103351 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 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.