C-20 — page 4 of 17
4,849 clear company licenses whose first classification is “C-20 — Warm-Air Heating, Ventilating and Air-Conditioning”.
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| Place | Contractor | License | Main classification | Expires |
|---|---|---|---|---|
| Garden Grove, CA | BALANCE POINT MECHANICAL HVAC-R BALANCE POINT MECHANICAL | 1039122 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Bakersfield, CA | BALANCED AIR MECHANICAL | 1128861 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Nokomis, FL | BALANCED COMFORT BALANCED GROUP LLC | 1130415 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Visalia, CA | BALDWIN HEATING AND COOLING INC | 699789 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Glendale, CA | BALESTERI REFRIGERATION INC | 812922 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| San Bernardino, CA | BALLARD PLUMBING HEATING AND AIR CONDITIONING BALLARD SERVICES INC | 1073870 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| San Jacinto, CA | BANNING AIR CONDITIONING & HEATING MCG BUSINESS INDUSTRIES INC | 1028040 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Sacramento, CA | BARRAZA HEATING & AIR LLC | 1105941 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Santa Barbara, CA | BARRETT AIR CONDITIONING COMPANY INC | 553744 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Rialto, CA | BASELINE HEATING AND AIR CONDITIONING INC | 1107879 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Costa Mesa, CA | BASIC AIR INC | 909834 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Tracy, CA | BASRA HEATING & AIR CONDITIONING INC | 1015278 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Pittsburg, CA | BAY AIR FLOW INCORPORATED | 1084772 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| San Francisco, CA | BAY AIR HEATING & COOLING HIGHLANDS ENTERPRISES LLC | 1156059 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Torrance, CA | BAY AIR SOLUTIONS KNOXTECH INC | 1082121 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Coronado, CA | BAY AND SHORE CO INC | 753206 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Pittsburg, CA | BAY AREA COMFORT H V A C INC | 1053211 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Brentwood, CA | BAY AREA COMFORT SOLUTIONS HVAC INC | 1012679 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Pittsburg, CA | BAY AREA HVAC & REFRIGERATION BAY AREA SERVICE COMPANY INC | 981538 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Morgan Hill, CA | BAY AREA HVAC INC | 1021719 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| San Ramon, CA | BAY AREA HVAC SERVICE ADRIUM SERVICE SOLUTIONS | 1136642 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| San Francisco, CA | BAY AREA MECHANICAL BAY AREA PIPE & EQUIPMENT INC | 1075566 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Redwood City, CA | BAY AREA PLUMBING & HEATING L & G ENTERPRISES INC | 584345 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Hollister, CA | BAY CLIMATE MECHANICAL GROUP INC | 980673 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| San Jose, CA | BAY COOLING SOLUTIONS INC | 1052232 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| El Cajon, CA | BAY SHEET METAL INC | 636651 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Stockton, CA | BAY VALLEY SHEETMETAL INC | 592485 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Huntington Beach, CA | BAYER HVAC INC | 1148238 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| San Mateo, CA | BAYHILL HEAT & AIR INC | 917996 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Foster City, CA | BAYSIDE MECHANICAL INC | 842690 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Gilroy, CA | BAYTEK INDOOR AIR SOLUTIONS | 1089348 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Gardnerville, NV | BEACH & SONS MECHANICAL INC | 1066336 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Lakewood, CA | BEACH AIR DEKEYSER INVESTMENTS INC | 1091904 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Laguna Hills, CA | BEACH BREEZE AC | 1008994 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Long Beach, CA | BEACH CITY HEATING & AIR INC | 993515 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Long Beach, CA | BEACH COAST HVAC LLC | 1150442 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| La Mesa, CA | BEACH FRONT MECHANICAL | 1147459 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Beaumont, CA | BEACH N AIR-CONDITIONING AND HEATING INC | 278262 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Modesto, CA | BEACON HEATING & AIR LLC | 1159583 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Victorville, CA | BEAMAN BROTHERS PLUMBING HEATING & AIR ELIZONDO BROS INC | 796593 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Murrieta, CA | BEAR CREEK HEATING AND AIR CONDITIONING INC | 779461 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Chula Vista, CA | BEAR HVAC REPAIR BEAR GENERAL REPAIR | 1159567 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| San Leandro, CA | BEAR MECHANICAL INC | 1041536 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Big Bear City, CA | BEAR VALLEY PLUMBING AND HEATING | 687653 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Kerman, CA | BEARY GOOD HEATING AND COOLING LLC | 1137998 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Paso Robles, CA | BECK'S MECHANICAL SYSTEMS | 854972 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Atascadero, CA | BEE RIGHT THERE HEATING & AIR BE RIGHT THERE HEATING & AIR CONDITIONING INC | 1044571 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Clovis, CA | BELL - AIRE INC | 715649 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Whittier, CA | BELL PLUMBING & HEATING WESSELMAN ENTERPRISES INC | 478859 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Chula Vista, CA | BELLAMA CUSTOM METAL FABRICATORS INC | 461791 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2026 |
| Hermosa Beach, CA | BELLE AIR SERVICES | 1051848 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| La Mirada, CA | BELLFLOWER PLUMBING & HEATING INC | 855872 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| El Cajon, CA | BELLWETHER MECHANICAL SYSTEMS INC | 1087701 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| South Gate, CA | BENART HEATING AND AIR CONDITIONING INC | 889465 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Bakersfield, CA | BENCHMARK AIR CONDITIONING INC | 927333 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| North Highlands, CA | BEND AIR INC | 709531 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Desert Hot Springs, CA | BENDTSEN AND MCGREW HEATING AND AIR CONDITIONING | 990746 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Oakhurst, CA | BENNETT AIR CONDITIONING LLC | 1048667 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Paso Robles, CA | BENNETT AND SONS HEATING AND AIR INC | 946267 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Costa Mesa, CA | BENRICH HVAC SERVICES INC | 1098042 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Novato, CA | BERARDI MECHANICAL FURNACE MAN INC THE | 1033310 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Trabuco Canyon, CA | BERG MECHANICAL PARTNERS | 982843 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| El Cajon, CA | BERNAL MECHANICAL SERVICES INC | 1107537 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| South El Monte, CA | BERNIER REFRIGERATION GENERATIONS INC | 361835 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Orange, CA | BEST AIR CONDITIONING & HEATING INC | 419737 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| San Pedro, CA | BEST AIR CONDITIONING & HEATING SYSTEMS INC | 1095453 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Santa Rosa, CA | BEST CHANCE HEATING AND COOLING | 1107468 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Livingston, CA | BEST CHOICE HEATING & AIR INC | 942614 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Sunland, CA | BEST CHOICE HVAC INC | 976146 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Roseville, CA | BEST HEATING AND AIR COMPANY LLC THE | 1126061 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2026 |
| Van Nuys, CA | BEST HVAC LA INC | 1130197 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Lancaster, CA | BEST MECHANICAL INC | 1150037 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| West Hills, CA | BEST MECHANICAL SOLUTIONS INC | 1043065 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Los Angeles, CA | BEST PRO AIR CONDITIONING & HEATING | 1132624 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Buena Park, CA | BEST QUALITY HEATING & AIR INC | 949468 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Tuolumne, CA | BETZLER HEATING & AIR CONDITIONING BETZLER INC | 815862 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Memphis, TN | BEUTLER AIR CONDITIONING & PLUMBING ARS AMERICAN RESIDENTIAL SERVICES OF CALIFORNIA INC | 795540 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| La Verne, CA | BEVAIRE MECHANICAL INC | 764799 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Moreno Valley, CA | BEVILLES AIR CONDITIONING AND HEATING CORPORATION | 967465 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Santa Barbara, CA | BEYOND HEATING AND AIR INC | 999345 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Whittier, CA | BG AND SON HVAC INC | 1160441 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Woodland Hills, CA | BG HVAC SERVICE | 1137431 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Orange, CA | BIARD & CROCKETT PLUMBING,HEATING AND AIR CONDITIONING INC | 1077112 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Sacramento, CA | BIG ""O"" MECHANICAL LLC | 1141277 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Rancho Cordova, CA | BIG AIR PLUMBING HEATING & COOLING BONNEY SERVICES WEST LLC | 1079790 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Santa Rosa Valley, CA | BIG AL'S HEATING & AIR LLC | 1150444 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Big Bear Lake, CA | BIG BEAR SHEET METAL M & M MECHANICAL SERVICES INC | 704953 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Ventura, CA | BIG E HEATING AND AIR INC | 1155391 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| North Hollywood, CA | BIG HEATING & AIR BIG H&A | 1137826 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Simi Valley, CA | BIG VALI INC | 739962 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Huntington Beach, CA | BIG WAVE HEATING AND AIR CONDITIONING LLC | 1115698 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Reno, NV | BIGHORN MECHANICAL BIGHORN FABWORKS | 1102954 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Santa Rosa, CA | BILL KUTZ HEATING & AIR CONDITIONING INC | 942600 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Murrieta, CA | BILLION AIR INC | 1065949 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Canyon Country, CA | BILLION AIR MECHANICAL INC | 1065563 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Baldwin Park, CA | BILTHUB | 1122564 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Encino, CA | BIO MECHANICAL INC | 1060291 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Sunland, CA | BIOSPHERE AIR CONDITIONING AND HEATING INC | 1035741 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Long Beach, CA | BISCHOFF SHEET METAL INC | 421354 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Corona, CA | BLACK ICE HEATING AIR CONDITIONING BLACK ICE HEATING AIR CONDITIONING AND REFRIGERATION | 1037681 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Merced, CA | BLAINE HEATING AND AIR CONDITIONING Z AND R INC | 1110515 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Palm Springs, CA | BLAIR HEATING & AIR BLAIR AIR INC | 953427 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Anaheim, CA | BLAKE AIR CONDITIONING & SERVICE CO INC | 396109 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Davis, CA | BLAKE'S HEATING & AIR CONDITIONING | 299969 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Goleta, CA | BLANCO HEATING & AIR INC | 765736 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Visalia, CA | BLANKENSHIP HVACR INC | 1071060 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Los Angeles, CA | BLIZZARD AIR CONDITIONING & HEATING | 1069997 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Hayward, CA | BLOWN AWAY | 1135076 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Murrieta, CA | BLUE BIRD CLIMATE SOLUTIONS INC | 1145985 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Gilroy, CA | BLUE COAST HEATING AND AIR CONDITIONING | 1039824 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Santa Rosa, CA | BLUE COLLAR COMFORT INC | 1156259 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Imperial Beach, CA | BLUE COLLAR HVAC MECHANICAL INC | 1085024 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| El Cajon, CA | BLUE DIAMOND HEATING AND AIR | 1060725 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Sacramento, CA | BLUE FORGE CLIMATE SOLUTIONS INC | 1146138 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Pomona, CA | BLUE GRIP SQUAD INC | 978154 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Citrus Heights, CA | BLUE LINE HEATING AND AIR | 1064564 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Thousand Palms, CA | BLUE LINE HVAC | 1083557 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Mission Viejo, CA | BLUE MECHANICAL HEATING & AIR CONDITIONING CORP | 1119853 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Palos Verdes Peninsula, CA | BLUE NILE AIR CONDITION INC | 767415 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Santa Rosa, CA | BLUE OAK HEATING & COOLING INC | 1090301 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Culver City, CA | BLUE RHINO AIR INC | 1160748 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Alpine, CA | BLUE SKIES HEATING AND AIR CONDITIONING | 815195 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Lancaster, CA | BLUE SKY HEATING AND COOLING SOLUTIONS ROVIRA MECHANICAL LLC | 1161193 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Antioch, CA | BLUE STAR HEATING & AIR CONDITIONING INC | 880647 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| San Diego, CA | BLUEBAY MECHANICAL | 1148556 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| North Hollywood, CA | BLUEBERRY AIR SN SERVICES LLC | 1110024 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| South Lake Tahoe, CA | BLUEBIRD PLUMBING AND HYDRONICS INC | 872859 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Sacramento, CA | BLUEMAN AIR INC | 1151126 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Fairfield, CA | BLUESKY HEATING AND AIR BLUESKY ENERGY SOLUTIONS LLC | 1158490 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Encino, CA | BMD TECHNOLOGIES INC | 740872 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Thermal, CA | BMS MECHANICAL | 1154185 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Elk Grove, CA | BNH HVAC & REFRIGERATION CORP | 1155124 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Modesto, CA | BNH MECHANICAL LLC | 1069992 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Mission Viejo, CA | BOARDWALK HEATING AND AIR INC | 1029478 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Torrance, CA | BOB & MARC PLUMBING CO SANDAN PLUMBING CO INC | 689679 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| San Diego, CA | BOB JENSON AIR CONDITIONING INC | 340838 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Eureka, CA | BOB'S HEATING AND AIR SOLUTIONS INC | 1013094 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Sonoma, CA | BODEN PLUMBING INC | 659920 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Redwood City, CA | BODNAR HEATING & AIR CONDITIONING INC | 444468 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Freedom, CA | BOGNER HVAC ED BOGNER MECHANICAL INC | 511651 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Scotts Valley, CA | BOGNERS ALL AIR CORP | 988233 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| San Jose, CA | BOLANOS HEATING AND AIR CONDITIONING | 1124531 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Norco, CA | BOMING AIR INC | 1088287 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| San Francisco, CA | BON AIR SERVICES | 821851 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| La Habra Heights, CA | BONAFIDE MECHANICAL INC | 1035480 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Santa Clara, CA | BONANZA HEATING & AIR CONDITIONING EDWARD GEORGE HEATING INC | 647616 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Nashville, TN | BONDED FILTER CO LLC | 985551 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Reseda, CA | BOOST SERVICES HEATING AND COOLING | 1119892 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Bonita, CA | BOOSTED HVAC SOLUTIONS | 1158432 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Indio, CA | BORREGO AC & HEATING | 1042724 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Sacramento, CA | BOS SHEET METAL INC | 254689 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Los Angeles, CA | BOTELLOS BOYS HEATING AND AIR LLC | 1058060 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Redwood City, CA | BOUDREAU JOHN A PLUMBING AND HEATING INC | 182224 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Chino, CA | BOUMA AIR CONDITIONING & HEATING INC | 750146 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Los Banos, CA | BP & SONS MECHANICAL | 941831 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Mountain View, CA | BP AIR BILL PEET HEATING AND AIR CONDITIONING INC | 407649 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Hollister, CA | BRAD LAWRENCE MECHANICAL INC | 1076398 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Beaumont, CA | BRADLEE'S HEATING & AIR LLC | 1111668 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Fountain Valley, CA | BRADLEY MECHANICAL INC | 748290 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Santa Rosa, CA | BRAGG HOME SERVICES RAPIDFLO INC | 821844 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Fort Bragg, CA | BRANESKY HEATING & SHEET METAL INC | 1010145 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Bakersfield, CA | BRAVO HEATING & AIR CONDITIONING INC | 954938 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Long Beach, CA | BRAVO MECHANICAL INC | 938866 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Brea, CA | BREA PLUMBING BREA / ORANGE COUNTY PLUMBING HEATING & AIR CONDITIONING INC | 765643 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Oakland, CA | BREATHABLE | 979977 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Stockton, CA | BREATHE EASY ENVIRONMENTAL MECHANICAL SERVICES INC | 611549 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Orange, CA | BREEZE AC SOLUTIONS | 1149506 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Bothell, WA | BREEZE AIR CONDITIONING LLC | 1045015 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| West Sacramento, CA | BREEZE CONTROL INC | 1136455 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Burbank, CA | BREEZE MASTERS HEATING & AIR INC | 1140642 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Encino, CA | BREEZE REPAIR AIRFLOW WIZARDS | 1137256 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| West Hills, CA | BREEZELY AIR CONDITIONING & HEATING LLC | 1154104 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Visalia, CA | BREEZIO AC & HEATING INC | 1137602 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| La Canada, CA | BREEZR LLC | 1148906 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| El Centro, CA | BREEZY AIR CONDITIONING AND HEATING | 1140006 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Grass Valley, CA | BREWER REFRIGERATION HEATING AND AIRCONDITIONING INC | 608848 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Madera, CA | BRIAN'S HEATING & COOLING INC A CALIFORNIA CORPORATION | 862395 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Orange, CA | BRIAN'S HEATING AND AIR LLC | 1158911 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| La Puente, CA | BRIDGER CONTROL SYSTEMS INC | 644064 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Brea, CA | BRIDGES FILTER SERVICE INC | 759818 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Yucaipa, CA | BRIGHTER DAYS HEATING AND COOLING LLC | 1150149 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Ukiah, CA | BRIGHTSIDE HEAT PUMPS & AIR SOLUTIONS LLC | 1155354 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Chula Vista, CA | BRIGHTSTAR REFRIGERATION INC | 1099444 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Indio, CA | BRISAS AIR CONDITIONING INC | 1049040 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Escondido, CA | BRM MECHANICAL INC | 1039028 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Van Nuys, CA | BROADWAY AIR CONDITIONING HEATING AND SHEET METAL | 289444 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Rosamond, CA | BROCK HEATING & AIR INC | 1043688 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Palm Desert, CA | BROCKMAN AIR & SERVICES | 1102970 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Los Angeles, CA | BRODY PENNELL HEATING & AIR CONDITIONING BRODY HEATING, AIR CONDITIONING & ELECTRICAL CONTRACTORS LLC | 256821 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Torrance, CA | BRONCO HEATING & AIR | 886627 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Roseville, CA | BRONCO PLUMBING HEATING AND AIR BPHA INC | 900045 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Spring Valley, CA | BRONSON HEATING AND AIR LLC | 1132530 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Perris, CA | BRONTIDE HEATING AND COOLING | 1106536 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Ione, CA | BROOKS AND DONE MECHANICAL LLC | 1097739 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Hesperia, CA | BROOKSHER INDUSTRIES INC | 1014259 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Birds Landing, CA | BROTHER'S HEATING & AIR INC | 1159066 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| City Of Industry, CA | BROTHERS HVAC CORP | 1093112 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Norwalk, CA | BROTHERS OF THUNDER INC | 1070326 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Jamul, CA | BROWN G E SERVICE INC | 762239 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Sacramento, CA | BROWN'S HEATING AND AIR INC | 909425 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Santa Cruz, CA | BRUCE MECHANICAL INC | 779291 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Lomita, CA | BRUNCLIK JOE INC | 530022 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Huntington Beach, CA | BRYAN REFRIGERATION AND AIR CONDITIONING LLC | 645686 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Monrovia, CA | BRYANT HEATING & AIR CONDITIONING MIDDLERIDGE CONCEPTS INC | 948151 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Huntington Beach, CA | BRYMAX MECHANICAL BRYMAX CONSTRUCTION SERVICES INC | 1030208 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Pico Rivera, CA | BTC AIR CONDITIONING & HEATING INC | 624122 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Nuevo, CA | BUCHANAN'S SERVICE INC | 524882 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| San Diego, CA | BUCKLAND REFRIGERATION INC | 1020209 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Citrus Heights, CA | BUCKLEY HEAT & AIR, SOLAR BUCKLEY'S HEAT & AIR INC | 558980 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Cotati, CA | BUCKLEY HEATING & AIR CONDITIONING INC | 628812 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Rancho Cordova, CA | BUD'S PLUMBING AND HEATING LLC | 1124020 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Bakersfield, CA | BUDGET-AIR INC | 1078196 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Huntington Beach, CA | BUILDING AIRE INC | 987514 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Santa Clara, CA | BUILDING AUTOMATION SOLUTIONS ACCEL AIR SYSTEMS INC | 827523 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Costa Mesa, CA | BUILDING AUTOMATION SYSTEMS INCORPORATED | 807246 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Lake Elsinore, CA | BUILDING AUTOMATION TECHNOLOGIES INC | 765894 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Tracy, CA | BUILDING MECHANICAL & CONTROLS SERVICE INC | 1008746 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Shingle Springs, CA | BUILT HVAC INC | 1135009 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Citrus Heights, CA | BULLSEYE MECHANICAL INC | 991522 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Modesto, CA | BUN'S HVAC SERVICES INC | 1121613 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Sun Valley, CA | BURBANK HVAC BURBANK FIREPLACE & BBQ INC | 985443 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Lancaster, CA | BURGESS HEATING AND AIR INC | 1071398 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Hanford, CA | BURGOS AIR CONDITIONING & HEATING INC | 897721 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Sausalito, CA | BURKELL PLUMBING INC | 417360 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Hayward, CA | BURLINGAME HEATING AND VENTILATION INC | 414631 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Exeter, CA | BUSTOS HEATING & COOLING SEQUOIA AIR INC | 1097878 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Lakeside, CA | BUTCHER JIM HEATING & AIR INC | 537817 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Pomona, CA | BUTLER'S HEATING AND AIR | 964290 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Oakland, CA | BV MECHANICAL SERVICES LLC | 1134400 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| San Diego, CA | BY THE BOOK PLUMBING HEATING AIR CONDITIONING BY THE BOOK PLUMBING INC | 1078955 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Hawthorne, CA | BYZ HEATING & COOLING BYZ CONSTRUCTION GROUP INC | 1132042 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Benicia, CA | C & D MECHANICAL INC | 1103862 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Tehachapi, CA | C & K HEATING & AIR | 1110453 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Jurupa Valley, CA | C & M MECHANICAL | 1007260 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Orange, CA | C C C C HEATING & AIR CONDITIONING INC | 451863 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Los Angeles, CA | C D PLUMBING INC | 1013771 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Hacienda Heights, CA | C F AIR CONDITIONING & HEATING SERVICE LLC | 782192 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| S El Monte, CA | C H AIR SYSTEMS CO INC | 812240 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| San Marcos, CA | C H C REFRIGERATION INC | 964103 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Agua Dulce, CA | C H HEATING & AIR INC | 959433 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Norco, CA | C J S COOLING TOWER SERVICES | 980549 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| The Sea Ranch, CA | C N A METALWORKS INC | 833277 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| San Rafael, CA | C P SHEET METAL A PARTNERSHIP | 1082227 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Highland, CA | C S R AIR CONDITIONING & HEATING INC | 904951 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Chino, CA | C&C AIR INC | 1122967 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Arcadia, CA | C&M AIR CONDITIONING AND HEATING INC | 1090576 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Santa Clarita, CA | C&M MECHANICAL HEATING AND COOLING INC | 1089755 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Lake Elsinore, CA | C&S AIR MECHANICAL INC | 1115549 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Stockton, CA | C&S HVAC/R | 1061216 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Rialto, CA | C-20 AIR HEATING & AIR CONDITIONING | 1032576 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Cerritos, CA | C1 AIRTECH | 1142638 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Sacramento, CA | CABRERASCOOLING LLC | 1151971 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| San Francisco, CA | CABRILLO PLUMBING & HEATING TWO GUYS PLUMBING INC | 629538 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Jurupa Valley, CA | CACERES AIR SOLUTIONS INC | 1097653 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Laguna Niguel, CA | CAESAR'S APPLIANCE SERVICE INC | 1121041 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Los Angeles, CA | CAH HEATING & COOLING INC | 1129126 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Visalia, CA | CAL - AIR COOLING & HEATING | 960911 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Benicia, CA | CAL - BAY SERVICE | 690694 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| San Diego, CA | CAL - COOL MECHANICAL | 741451 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Modesto, CA | CAL - RAM HEATING & AIR CONDITIONING | 782253 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Norwalk, CA | CAL - WEST MECHANICAL C W MECHANICAL INC | 793896 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Salida, CA | CAL AIR SOLUTIONS INC | 1134053 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Shingle Springs, CA | CAL AIR SYSTEMS | 1080885 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| San Jose, CA | CAL BAY MECHANICAL INC | 1044355 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Rancho Cordova, CA | CAL BEAR HEATING AND AIR LLC | 1121878 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Burbank, CA | CAL CLIMATE CORPORATION | 265735 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Hollister, CA | CAL HEATING & AIR INC | 920156 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Irvine, CA | CAL HVAC SERVICES CAL ENGINEERING & CONSTRUCTION INC | 1032743 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Sacramento, CA | CAL OAKS HVAC INC | 1110325 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Van Nuys, CA | CAL SEASONS HVAC | 1144266 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Glendale, CA | CAL SPECIALTY RESTAURANT FIXTURES CORPORATION | 668213 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Sunland, CA | CAL STATE HEATING & AIR CONDITIONING INC | 1063870 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Indio, CA | CAL WEST AIR CONDITIONING & HEATING | 1147516 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Ramona, CA | CAL WEST MECHANICAL SYSTEMS INC | 1106878 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Torrance, CA | CAL WEST PLUMBING & HEATING INC | 724840 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Rancho Cordova, CA | CAL-AIR HOME AND COMFORT LLC | 1157218 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Dublin, CA | CAL-BREEZE HEATING & AIR CONDITIONING LLC | 1147896 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Santa Maria, CA | CAL-COAST REFRIGERATION INC | 647278 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Menifee, CA | CAL-KOOL HVAC SERVICES INC | 1009328 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Torrance, CA | CAL-WEST HEATING & AIR CONDITIONING INC | 952895 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Glendora, CA | CAL-WEST MECHANICAL LLC | 858850 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Brea, CA | CALCOMS CALIFORNIA COMFORT SOLUTIONS INC | 960030 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Encino, CA | CALCULATED AIR INC | 545604 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Redondo Beach, CA | CALCULATED AIRE INC | 1114379 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Clovis, CA | CALEDONIAN MECHANICAL INC | 1021531 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Arleta, CA | CALI BEAR HEATING & AIR-CONDITIONING | 1094117 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Vista, CA | CALI BREEZE HEATING AND AIR CONDITIONING | 1052980 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| North Highlands, CA | CALI COOLING | 1076274 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Concord, CA | CALI HVAC INC | 1087460 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Brentwood, CA | CALI WATER HEATER & HVAC | 1151901 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Sacramento, CA | CALIAIRE INC | 732849 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Anaheim, CA | CALIBER HEATING & AIR CONDITIONING INC | 853660 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Los Angeles, CA | CALIBER HEATING & AIR CONDITIONING SERVICES INC | 1033366 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Simi Valley, CA | CALICOOL HVAC | 1074161 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Winnetka, CA | CALIF HEATING & AIR CONDITIONING CALIF SERVICE INC | 1126899 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Los Angeles, CA | CALIFORNIA A / C | 903886 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Venice, CA | CALIFORNIA A/C & HEATING CAL ORGANIC HEATING AND AIR INC | 1131260 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Highland, CA | CALIFORNIA AIR CONDITIONING & HEATING CORP | 1086220 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Glendale, CA | CALIFORNIA AIR CONDITIONING AND MECHANICAL INC | 652052 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Torrance, CA | CALIFORNIA AIR CONDITIONING SYSTEMS INC | 770773 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 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.