C-20 — page 7 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 |
|---|---|---|---|---|
| Rancho Cordova, CA | DUNBAR COMFORT SOLUTIONS INC | 991019 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Rancho Cucamonga, CA | DUNN PLUMBING HEATING & AIR CONDITIONING INC | 712182 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Phelan, CA | DUNRIGHT HEATING & AIR CONDITIONING | 1105467 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Los Gatos, CA | DUNRITE HEATING & AIR INC | 963432 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Simi Valley, CA | DUNRITE HEATING AND COOLING DUNRITE HVAC ENTERPRISES INC | 875396 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Hanford, CA | DUPREE HEATING & AIR LLC | 1004620 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| San Jose, CA | DURAN HVAC INC | 1057800 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Valley Village, CA | DUSTY DUCTS HVAC SERVICES INC | 1073816 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Manteca, CA | DVACS INC | 1135482 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Sparks, NV | DVL HEATING & AIR | 1144122 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Eastvale, CA | DX MECHANICAL AIR LLC | 1155892 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Chino Hills, CA | DYKIER INC | 439376 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| La Quinta, CA | DYNAMIC AIR CONDITIONING & HEATING | 1117983 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Riverside, CA | DYNAMIC AIR CONDITIONING AND HEATING CALABRESE INCORPORATED | 1000325 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Oxnard, CA | DYNAMIC AIR INC | 1084236 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Bakersfield, CA | DYNAMIC AIR SOLUTIONS INC | 1077449 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Granada Hills, CA | DYNAMIC AIR SYSTEMS INC | 1022226 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Placentia, CA | DYNAMIC COOLING AND HEATING | 1130219 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Fontana, CA | DYNAMIC HVAC MECHANICAL CORP | 1123390 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| North Highlands, CA | DYNAMIC MECHANICAL DYNAMIC HOME PERFORMANCE INC | 960877 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Novato, CA | DYNAMIC MECHANICAL SERVICES INC | 1064501 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| San Francisco, CA | DYNAMICS LLC | 1109407 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Los Angeles, CA | DYNASTY CLIMATE CONTROL INC | 1009270 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Los Angeles, CA | DYNASTY MECHANICAL AIR DYNASTY INDUSTRIAL SERVICES INC | 1156161 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Madera, CA | E & E HEATING AND COOLING INC | 1038590 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Montebello, CA | E & G AIR CONDITIONING INC | 1108157 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Canoga Park, CA | E G AIRE CORPORATION | 1040976 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Alhambra, CA | E G P HVAC INC | 1148400 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| San Leandro, CA | E HEATING AND COOLING INC | 1112532 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Van Nuys, CA | E J SERVICE AIRFLOW AIR CONDITIONING AND HEATING INC | 550085 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| West Hollywood, CA | E L PAYNE COMPANY E L PAYNE HEATING COMPANY | 120228 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Redding, CA | E M & SON'S | 629973 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Valencia, CA | E M C O PURE | 961446 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Petaluma, CA | E M L HVAC INC | 993226 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Yucaipa, CA | E R BLOCK & CO INC | 553323 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Canoga Park, CA | E S P HEATING AND AIR INC | 862538 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Moreno Valley, CA | E Z AIR HEATING & AIR CONDITIONING INC | 1028765 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Pasadena, CA | E Z BREEZE | 1100142 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Whittier, CA | E2 HVAC EFFICIENCY EXPERTS LLC | 1092892 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Newark, CA | EAD HVAC EAD CONTROLS INC | 1143885 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Livermore, CA | EAGLE AIR EAGLE AIR CONDITIONING | 668002 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| La Habra, CA | EAGLE AIR CONTROL INC | 976761 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Escondido, CA | EAGLE AIR INC | 958703 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Chula Vista, CA | EAGLE FLEET MECHANICAL INC | 954631 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Newbury Park, CA | EAGLE HEATING AND AIR INC | 990282 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Escondido, CA | EAGLE MOUNTAIN PLUMBING & MECHANICAL LLC | 822408 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Brisbane, CA | EAGLE REFRIGERATION HEATING & A/C INC | 661759 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Thermal, CA | EARL'S AIR CONDITIONING DESERT EMPIRE VENTURES INC | 1051262 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Oceanside, CA | EARTH AIR SYSTEMS RB SYSTEMS INC | 1103686 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Concord, CA | EAST BAY HEATING AND COOLING INC | 1055076 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Escondido, CA | EASTSIDE SERVICE HVAC/R INC | 365352 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Irvine, CA | EASY AIR LLC | 1090124 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| San Dimas, CA | EASY BREEZY AIR INC | 1116043 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Oak Hills, CA | EASY MAINTENANCE SOLUTIONS INC | 966299 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| San Diego, CA | EB MECHANICAL SERVICES INC | 1133954 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Simi Valley, CA | ECLIPSE HEATING AND AIR CONDITIONING INC | 545526 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Buena Park, CA | ECO - FRESH HVAC INC | 1027312 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Pittsburg, CA | ECO - PRO | 1014880 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Nipomo, CA | ECO AIR REFRIGERATION | 971565 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Glendale, CA | ECO COOLING SYSTEMS INC | 1160855 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Oakland, CA | ECO ENERGY BAY AREA PRO ATTIC INC | 1025592 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Lakeside, CA | ECO MECHANICAL INCORPORATION | 973969 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Ripon, CA | ECO SYSTEMS MECHANICAL INC | 1077131 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Canyon Country, CA | ECOCOMFORT SOLUTIONS INC | 1151928 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Elverta, CA | ECOLOGY AIR INNOVATIONS | 1036280 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Santa Rosa, CA | ECOLUX HOME SERVICES HVAC | 1151264 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Walnut Park, CA | ECONO AIR HVAC INC | 994289 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Corona, CA | ECONOMY AIR CONDITIONING INC | 387627 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Woodland, CA | ECONOMY HVAC INC | 1015366 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Escondido, CA | ECONOMY PLUMBING CO DECAMP PLUMBING INC | 411723 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Irvine, CA | ECOPRIME HEATING AND COOLING INC | 1156642 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Anaheim, CA | ECOTECH REFRIGERATION & H V A C INC | 985781 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| La Habra, CA | ECOTEMP LLC | 1148188 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Glendale, CA | ED & ED BROTHERS INC | 995380 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| San Jose, CA | EDDIES HOME CARE SERVICES INC_DBA ELOS AIR | 1112995 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Sunland, CA | EDEN AIR SOLUTIONS INC | 918342 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Pleasanton, CA | EDGE MECHANICAL SF LLC | 1079688 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Hollister, CA | EDPO LLC | 1064639 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Colfax, CA | EDWARDS HEATING & COOLING INC | 903411 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Modesto, CA | EFFECTIVE SOLUTION HEAT & AIR INC | 1048178 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| National City, CA | EFFICIENT AIR SYSTEMS INC | 960009 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Los Angeles, CA | EFFICIENT AIRE MECHANICAL INC | 1040013 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| West Covina, CA | EFFICIENT INCORPORATED | 1105684 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Palmdale, CA | EFRATA AIR CONDITIONING AND HEATING LLC | 1153351 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Cottonwood, CA | EGAN AIR CONDITIONING & HEATING INC | 1066819 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| San Jose, CA | EHSAN HVAC INC | 1046703 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Glendora, CA | EIKON HVAC INC | 1136841 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| North Hollywood, CA | EJH HEATING & AIR CONDITIONING ENTERPRISES | 1092048 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Pinole, CA | EL CERRITO HEATING INC | 297406 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Oakland, CA | ELDEN PLUMBING INC | 1015348 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Boulder, CO | ELEPHANT ENERGY INC | 1143635 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Cotati, CA | ELEVATED COMFORT INC | 1073860 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Reno, NV | ELEVATED HEATING & AIR LLC | 1143121 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Spring Valley, CA | ELI'S HEATING & AIR INC | 1045027 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Downey, CA | ELIM H V A C INC | 1016879 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Antelope, CA | ELITE AIR COMFORT INC | 1068199 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Carson City, NV | ELITE AIR SYSTEMS CAVANAUGH DEVELOPMENT COMPANY | 1056143 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Riverside, CA | ELITE AIRFLOW MECHANICAL INC | 1018447 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Apple Valley, CA | ELITE CLIMATE CONTROL INC | 1061853 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Norwalk, CA | ELITE CLIMATE SOLUTIONS | 1131959 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Orange, CA | ELITE COMFORT INC | 1078578 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Brentwood, CA | ELITE COMFORT SYSTEMS ELITE MECHANICAL SERVICE INC | 900119 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| El Dorado, CA | ELITE CONTROL INC | 817514 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| La Puente, CA | ELITE FLAME APPLIANCE REPAIR LLC | 1161871 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Moreno Valley, CA | ELITE FLOW PLUMBING & AIR INC | 1153641 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Sherman Oaks, CA | ELITE HEATING & AIR CONDITIONING | 1098510 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Cathedral City, CA | ELITE HEATING AND AIR INC | 1091905 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Patterson, CA | ELITE HEATING AND AIR LLC | 1130231 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Santee, CA | ELITE HVAC & COMFORT SERVICES | 1123713 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Sacramento, CA | ELITE HVACR SOLUTIONS CORP | 1132798 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| West Covina, CA | ELITE MECHANICAL ELITE MECHANICAL H V A C/R INC | 970567 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| North Highlands, CA | ELITE MECHANICAL SYSTEMS INC | 1017127 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Indio, CA | ELITE TEMP CONTROL INC | 1108423 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Newark, CA | ELLIOTT AIR SYSTEMS INC | 838044 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Sacramento, CA | ELLIS HEATING & AIR AIR METAL HEATING & AIR | 839600 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| San Jacinto, CA | ELMORE HEATING & AIR CONDITIONING INC | 1053101 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Milpitas, CA | ELOAH JIREH HEATING AND COOLING | 1115673 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Torrance, CA | ELY & SON HEATING & A C INC | 568467 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Oroville, CA | EMBERS HEATING AND AIR | 1099630 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| North Hollywood, CA | EMC HVAC | 1150501 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Huntington Beach, CA | EMERALD AIRE INC | 613134 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Glendale, CA | EMERSON HVAC INC | 1136980 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| La Crescenta, CA | EMIN'S AIR CONDITIONING AND HEATING INC | 861781 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Riverside, CA | EMPIRE CUSTOM COOLING INC | 1092088 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Madera, CA | EMPIRE HEATING AND AIR | 1149454 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Highland, CA | EMPIRE MECHANICAL INCORPORATED | 835843 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Beaumont, CA | EMPIRE PRO AC INC | 1124553 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Fillmore, CA | ENCORE AIR CONDITIONING INC | 1161703 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Murrieta, CA | ENCORE PLUMBING HEATING AND AIR CONDITIONING D M E AND SONS INC | 1052504 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Auburn, CA | ENERGY EXPERTS HEATING AND AIR INC | 793622 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Lake Balboa, CA | ENERGY HVAC SERVICES INC | 1056299 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Woodland Hills, CA | ENERGY MASTERS AND DEVELOPMENT INC | 1134389 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Northridge, CA | ENERTEK CHUKHMAN CORP | 599885 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Oakley, CA | ENERVATION HEATING & AIR CONDITIONING INC | 1139308 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Rocklin, CA | ENGINEER MECHANICAL CONTRACTOR INCORPORATED | 698122 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Yucaipa, CA | ENGINEERED CLIMATE SOLUTIONS LLC | 1142952 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Henderson, NV | ENIX RESIDENTIAL HVAC INC | 1031986 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Fresno, CA | ENOC'S HEATING AND A/C INC | 1040804 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Hesperia, CA | ENP HVAC AND MECHANICAL INC | 1162023 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Coachella, CA | ENRICHMENT AIR INC | 1112575 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Redding, CA | ENTERPRISE HEATING & AIR CONDITIONING INC | 1045137 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Rohnert Park, CA | ENVIRO HEATING & AIR CONDITIONING INC | 928565 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Chino, CA | ENVIRO-TEC HVAC INC | 602007 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Alta Loma, CA | ENVIRONMENTAL CONTROL | 850262 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| San Dimas, CA | EQUAL AIR BALANCE WIZ AIR INC | 1006492 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Brawley, CA | ER HEATING & COOLING INC | 1151776 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| El Cajon, CA | ERA MECHANICAL ERA PLUMBING & MECHANICAL INC | 1101798 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| La Jolla, CA | ERLING ROHDE PLUMBING E R P SERVICES INC | 1021122 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Mountain House, CA | ES MECHANICAL LLC | 1107929 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Elk Grove, CA | ESCO AIRE INC | 1015188 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Indio, CA | ESCO SVCS INC | 1129449 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Fillmore, CA | ESPA AIR INC | 1055729 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| La Verne, CA | ESSENTIAL AIR SERVICES INC | 1150441 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| San Diego, CA | ESSENTIAL PLUMBING EVARYTHING INC | 912213 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Manteca, CA | ESSENTRA HEATING & AIR | 1030110 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Palm Desert, CA | ESSER AIR CONDITIONING ESSER SERVICES INC | 489046 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Redding, CA | ESSEX SOLAR HEATING AND AIR INC | 1045040 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Fontana, CA | EUBANKS AIR INC | 1001508 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| San Jose, CA | EURO CLIMATE INC | 976425 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Moreno Valley, CA | EV MECHANICAL | 1150343 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Glendale, CA | EVANS HVAC INC | 1147870 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Eureka, CA | EVANS MECHANICAL INC | 714688 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Riverside, CA | EVEN FLOW HEATING & AIR INC | 917275 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Burbank, CA | EVER SPRING COMPANY INC | 635692 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Sacramento, CA | EVERBREEZE HEATING AND AIR | 1114490 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Merced, CA | EVERCOOL HEATING & AIR INC | 1160217 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| San Jose, CA | EVEREST HEATING AND COOLING INC | 1136676 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Stockton, CA | EVERESTECH HEATING & AIR CONDITIONING INC | 1140166 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| San Diego, CA | EVERLAST HVAC CORP HEATING COOLING AND AIR CONDITIONING | 1154898 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Las Vegas, NV | EVERYTHING COOL INC | 1048199 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| San Diego, CA | EVO AIR | 1032644 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Fullerton, CA | EVOLUTION HEATING AND AIR CONDITIONING INC | 1082536 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Corona, CA | EVOLUTION MECHANICAL INC | 814710 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Santa Clara, CA | EVS MECHANICAL | 1089826 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Claremont, CA | EXAER A/C EOOVP LLC | 1160486 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Manteca, CA | EXCEL AIR SOLUTIONS INC | 300702 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Hollister, CA | EXCEL HEATING & SHEET METAL INC | 978878 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Mc Kinleyville, CA | EXCEL HEATING AND COOLING LLC | 1097818 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Santa Rosa, CA | EXCELLENCE HEATING AND AIR LLC | 931055 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Tarzana, CA | EXCELLENCE IN AIR CONDITIONING INC | 626390 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Castaic, CA | EXCLUSIVE AC AND REFRIGERATION INC | 895505 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Greenwood, CA | EXPERT AIR HEATING AND AIR CONDITIONING | 628906 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Tujunga, CA | EXPERT HVAC INC | 1086020 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Huntington Beach, CA | EXPERT TECH HVAC LLC | 1153611 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Lincoln, CA | EXPERTS HEATING AND AIR INC | 1087696 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Fontana, CA | EXPRESS 1 A/C INC | 1116223 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| San Ramon, CA | EXPRESS HEATING & AIR CONDITIONING INC | 839831 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| San Diego, CA | EXPRESS PLUMBING HEATING AND AIR INC | 954579 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Santa Ana, CA | EXPRESS SERVICES A / C & HOME APPLIANCE REPAIRS INC | 625273 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Vista, CA | EXTREME A/C INC | 1012713 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Yorba Linda, CA | EXTREME AIR CONDITIONING & HEATING INC | 900376 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Hollister, CA | EXTREME AIR INC | 817670 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Canoga Park, CA | EXTREME COOLING AND HEATING INC | 1049541 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Buena Park, CA | EZ ACTION AIR INC | 1076683 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Jurupa Valley, CA | EZ AMERICAN COMFORT HVAC INC | 1090632 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Sacramento, CA | F A F HEATING & AIR F A F REFRIGERATION SERVICES INC | 1123200 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Pacoima, CA | F C F S SANTANA AIR INC | 1031614 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Apple Valley, CA | F H A SERVICES INCORPORATED | 703618 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Pearblossom, CA | F J HEATING AND AIR | 1089806 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Calexico, CA | F/R AIRE MECHANICAL HEATING & AIR CONDITIONING INC | 1001259 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Stockton, CA | FABIAN'S & SON INC | 1151598 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Santa Rosa, CA | FACCIANO HVAC AND SHEET METAL | 1009408 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Riverside, CA | FACILITIES H V A C SERVICES INC | 1053030 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Vista, CA | FACILITIES MECHANICAL CONTRACTORS INC | 984523 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Costa Mesa, CA | FACILITIES RESOURCE GROUP INC | 1017733 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Santa Fe Springs, CA | FACTORY AUTHORIZED SERVICE INC | 791516 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| San Diego, CA | FAHRENHEIT DESIGN INC | 826625 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Tulare, CA | FAHRENHEIT HEATING AND COOLING INC | 1057623 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Oakley, CA | FAIRVIEW HEATING & AIR CONDITIONING | 533790 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Simi Valley, CA | FAIRWEATHER HEATING AND AIR CONDITIONING JASSO ENTERPRISES INC | 1068598 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Salinas, CA | FAIRWINDS REFRIGERATION FAIRWINDS REFRIGERATION AND HVAC LLC | 1117296 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Gilroy, CA | FAITH MECHANICAL INC | 1019393 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Anaheim, CA | FALCON AIRFLOW LLC | 1141959 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Fallbrook, CA | FALLBROOK HEATING & AIR CONDITIONING INC | 638959 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Huntington Beach, CA | FAMILY AIR SYSTEMS INC | 1045651 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Lake Forest, CA | FAMILY HEATING & AIR INC | 957730 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Discovery Bay, CA | FAMILY HEATING AND COOLING LLC | 1115480 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Hemet, CA | FAMILY PLUMBING HEATING & AIR INC DBA BERCK'S OLD TIME PLUMBING | 918182 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Riverside, CA | FAMILY TIES AIR PLUMBING AND DRAIN FAMILY PLUMBING LLC | 1098015 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Anaheim, CA | FAMOUS AMOS HVAC INC | 1025773 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Lake Mathews, CA | FAST TECH HEATING & COOLING INC | 1066989 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Newhall, CA | FASTWAY HEATING & AIR INC | 968158 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Granada Hills, CA | FCCS INC | 1122280 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Placentia, CA | FENCO A HEATING AND AIR CONDITIONING ELACHKAR AND SON LLC | 981094 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| San Pedro, CA | FER PETE & SON PLUMBING AND SUPPLY CO | 247442 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Acton, CA | FERREIRA SERVICE INC | 375085 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Concord, CA | FERREIRA'S HEATING AND AIR CONDITIONING INC | 1031063 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Truckee, CA | FERRIS HEATING AND AIR INC | 611930 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Oakley, CA | FERTADO HEATING & AIR | 792474 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Fontana, CA | FIDELIS MECHANICAL INC | 1097935 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Indio, CA | FIGUEROA TWO BROTHERS ASSOCIATION INC | 1144147 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Fillmore, CA | FILLMORE AIR CONDITIONING AND HEATING INC | 701370 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| El Monte, CA | FIME HVAC | 1160246 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Pleasanton, CA | FINEST HEATING & AIR INC | 1098613 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Lakeside, CA | FIRE & ICE HEATING & AIR CONDITIONING INC | 679038 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Vacaville, CA | FIRE & ICE HVAC INC | 1078316 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Monterey, CA | FIRE & ICE INC | 1017412 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Corona, CA | FIRE-N-ICE | 832106 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| West Hollywood, CA | FIRST AID HVAC ENG CORP | 1157314 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Woodland Hills, CA | FIRST APPLIANCE SERVICE INC | 938447 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Patterson, CA | FIRST CALL HEATING & AIR CONDITIONING INC | 1113649 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Palm Desert, CA | FIRST CHOICE A / C & HEATING INC | 968138 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| El Cajon, CA | FIRST CLASS CLIMATE | 1160008 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Fullerton, CA | FIRST CLASS COMFORT HVAC LLC | 1141174 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Redlands, CA | FIRST CLASS HEATING & AIR CONDITIONING INC | 860692 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Riverside, CA | FIRST CLASS PLUMBING & ROOTER SERVICES INC | 1076022 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Perris, CA | FIRST GEN AIR INC | 1091015 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Brea, CA | FISHER AIR HEATING & AIR CONDITIONING SERVICES FISHER HEATING & AIR CONDITIONING INC | 519630 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Lancaster, CA | FISHER MECHANICAL INC | 1049242 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Anaheim, CA | FITZGERALD PLUMBING SERVICE COMPANY MARATHON PLUMBING HEATING & AIR LLC | 1129622 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Fairfax, CA | FITZPATRICK'S HEATING INC | 371959 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Ramona, CA | FIVE STAR HVAC SVC CO FIVE STAR SVC CO | 1041120 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Moorpark, CA | FIX IT FAST PLUMBING AND ROOTER INC | 938705 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Chino Hills, CA | FIX MY A C INCORPORATED | 855348 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Northridge, CA | FIXAIR COMFORT INC | 1142606 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Palm Springs, CA | FLANAGAN'S HEATING AND AIR | 1138928 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Sparks, NV | FLEET HEATING & AIR INCORPORATED | 906032 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| El Cajon, CA | FLIP MECHANICAL | 1048923 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Spring Valley, CA | FLITE MECHANICAL | 1071284 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| North Hollywood, CA | FLORES A H INC | 347804 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Corona, CA | FLOWPRO HEATING & AIR 5 STAR HEATING AND AIR INC | 1142668 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Garden Grove, CA | FLOWSAIR INC | 1077442 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| South Gate, CA | FM HEATING & AIR CONDITIONING INC | 1017794 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Los Angeles, CA | FMG HVAC INC | 1065017 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Norco, CA | FOLGER MECHANICAL LLC | 1018531 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Granite Bay, CA | FOLSOM LAKE HEATING & AIR LLC | 1128724 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Apple Valley, CA | FONNAIR INC | 1125409 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Santa Rosa, CA | FOOD EQUIPMENT REPAIR SERVICE INC | 952668 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Foresthill, CA | FOOTHILLS AIR CONDITIONING INC | 1160851 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Jurupa Valley, CA | FORCED AIR MECHANICAL INC | 1084614 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| San Carlos, CA | FORCED AIR SYSTEMS INC | 866393 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Los Angeles, CA | FOREVER COOL REFRIGERATION INC | 961452 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Auburn, CA | FORSTER HEATING AIR CONDITIONING & SHEET METAL | 501585 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Mission Viejo, CA | FORTT MECHANICAL INC | 646285 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Victorville, CA | FORTUNY-AIR | 1099140 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Glendale, CA | FOUR BROTHERS HEATING & AIR CONDITIONING LLC | 1153097 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Loomis, CA | FOUR ROOTS AIR SOLUTIONS LLC | 1147036 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Stanton, CA | FOUR SEASONS AIR INC | 777059 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Ventura, CA | FOUR SEASONS HEATING & COOLING INC | 734547 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Anaheim, CA | FOUR SEASONS HEATING AND AIR LLC | 1136229 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Sacramento, CA | FOX FAMILY HEATING AND AIR CONDITIONING AIR TECH HVAC INC | 1106657 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Napa, CA | FOX-HEATING AIR CONDITIONING AND REFRIGERATION FUSE SONOMA COUNTY LLC | 1159425 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Fresno, CA | FRANCO'S PLUMBING HEATING & A/C | 1007876 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Brookings, OR | FRANK'S HEATING AND REFRIGERATION ORCA HEATING AND REFRIGERATION INC | 881176 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Stockton, CA | FRANK'S QUALITY AIR INC | 1029159 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Ventura, CA | FRANKLIN & VIZZO PLUMBING INC | 389926 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Garden Grove, CA | FRANKLIN AIR CONDITIONING & HEATING CO INC | 453606 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| San Dimas, CA | FRANKLIN HEATING AND AIR CONDITIONING | 1046848 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Beaumont, CA | FRANKLIN MECHANICAL SYSTEMS INC | 761887 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Lakewood, CA | FRAUSTY AIR CONDITIONING & HEATING INC | 1102577 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Burbank, CA | FRED COLD INC | 1008646 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Sylmar, CA | FREDS HEATING & AIR CONDITIONING INC | 1032258 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Escondido, CA | FREE AIR MECHANICAL INC | 1010747 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Freedom, CA | FREEDOM HEATING INC | 784864 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Morongo Valley, CA | FREEDOM MECHANICAL SOLUTIONS INC | 1098840 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Sacramento, CA | FREELANCE HVAC INC | 1103129 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Fresno, CA | FREON AND FIRE MATA'S HVACR INSTALLATION AND REPAIR LLC | 1136562 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Burbank, CA | FREONX | 1073468 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Sylmar, CA | FRESH AIR CONDITIONING & HEATING INC | 1052230 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Santee, CA | FRESH AIR MECHANICAL | 1104661 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 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.