C-20 — page 1 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 |
|---|---|---|---|---|
| Panorama City, CA | 1 AC GUYS | 1138177 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Oakdale, CA | 1 AIRCARE HVAC | 1067669 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| San Jose, CA | 1 HARO 1 LLC | 1109668 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Seaside, CA | 1-800 PLUMBER + AIR OF MONTEREY MONTEREY PLUMBING SERVICES & ROOTER LLC | 1106294 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| La Mesa, CA | 1-877 APPLIANCE REPAIR INC | 1066554 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Oxnard, CA | 101 AC & HEATING INC | 1141177 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Novato, CA | 101 PLUMBING HEATING AND COOLING | 1124487 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Madera, CA | 104 AIR HEATING AND COOLING LLC | 1161862 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Garden Grove, CA | 10PERATURE HEATING AND AIR CONDITIONING | 1070595 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Encino, CA | 110 PRO HVAC INC | 788471 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Corona, CA | 1111 HEATING AND AIR CONDITIONING | 1103657 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Menifee, CA | 1111 HVAC SERVICES LLC | 1120510 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Coronado, CA | 1800 ANYTIME PLUMBING HEATING & AIR | 1079616 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Whittier, CA | 1ST CALL REFRIGERATION INC | 1096477 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| San Bernardino, CA | 1ST CHOICE AIR SOLUTIONS | 1152700 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Lake Forest, CA | 1ST CHOICE HEATING & AIR CONDITIONING INC | 1006824 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Richmond, CA | 1ST GEN HVAC LLC | 1136645 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Moorpark, CA | 1ST HVAC INC | 1071372 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Murrieta, CA | 1ST TEAM AIR CONDITIONING INC | 862356 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Riverside, CA | 20 / 20 PLUMBING & HEATING INC | 1001965 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| San Jose, CA | 2020 HEATING & AIR INC | 1092631 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Murrieta, CA | 20TH CENTURY AIR INC | 511598 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Aliso Viejo, CA | 21ST CENTURY AIR MASTER H V A C INC | 981744 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Palm Springs, CA | 23 1/2 HOUR HOME SERVICES INC | 831798 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| El Cajon, CA | 24/7 DRAIN ROOTER INC | 1015867 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Newman, CA | 3 ELEMENTS HEATING & COOLING INC | 1140551 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Mar Vista, CA | 310 HVAC LLC | 1141651 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Sacramento, CA | 3D HEATING AND AIR LLC | 1087804 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Tulare, CA | 3E AIR INC | 974718 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| West Sacramento, CA | 3IN1 CONTROL INC | 845384 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Berkeley, CA | 3RDGEN HEATING AND COOLING 3RDGEN HOME SERVICES | 1086898 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| San Diego, CA | 4 M MECHANICAL INC | 1159043 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| San Bernardino, CA | 4 POINTS A/C AND HEATING | 919714 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Rancho Cucamonga, CA | 4 S AIR INC | 931194 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Sacramento, CA | 4 WINDS MECHANICAL INC | 1056588 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Castro Valley, CA | 4-SEASONS HEATING & AIR CONDITIONING AROD HEATING & AIR CONDITIONING INC | 962971 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Irvine, CA | 405 HVAC | 1080202 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Clayton, CA | 411 HEATING & AC LLC | 993500 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Newhall, CA | 5 STAR BEST PLUMBING HVAC ALLIANCE EXPERT INC | 1041772 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| San Diego, CA | 5 STAR MECHANICAL INC | 1157122 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Hemet, CA | 5 STAR PLUMBING HEATING & AIR INC | 1014340 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Sacramento, CA | 7 DAYS HEATING AND A/C INC | 880581 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| West Hills, CA | 7 TWO DEGRY'S AIR COND & HEATING | 1114795 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| San Jose, CA | 72 DEGREES COOPER BROTHERS INC | 874695 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Menifee, CA | 72 DEGREES HVAC INC | 1055361 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| San Jose, CA | 72 INFINITY HEATING & AIR INC | 1023090 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Oxnard, CA | 72 MECHANICAL HEATING AND AIR CONDITIONING | 1102700 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Lennox, CA | 74 DEGREES HEATING & AIR INC | 1045563 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Simi Valley, CA | 805 MECHANICAL | 918846 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Salinas, CA | 831 HEATING INC | 942194 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Fresno, CA | 88 MECHANICAL INC | 1046164 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Sherman Oaks, CA | 888 HVAC INC | 1095549 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Antelope, CA | A & A AIR SERVICE A & A PRO SERVICES | 1162120 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Los Angeles, CA | A & A QUICK COOLING INC | 715736 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Santee, CA | A & B AIR CONDITIONING & HEATING BOWMAN MECHANICAL INC | 986617 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Westminster, CA | A & B HEATING AND AIR CONDITIONING | 718618 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| San Jose, CA | A & H HEATING & AIR CONDITIONING SERVICE INC | 304472 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Garden Grove, CA | A & H REFRIGERATION INC | 956992 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Sunland, CA | A & I AIR CONDITIONING SERVICES | 1032052 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Fresno, CA | A & L AIR CONDITIONING INC | 1124952 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Pioneer, CA | A & M COOLING AND HEATING INC | 945587 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Redding, CA | A & R HEATING & AIR CONDITIONING INC | 555183 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Chowchilla, CA | A & R REFRIGERATION INC | 704383 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Anderson, CA | A & S HEATING AND AIR | 1142754 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Rancho Cucamonga, CA | A + AIR CORP | 803450 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| San Jose, CA | A - 1 HEATING AND COOLING INC | 966809 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Los Angeles, CA | A - 1 SERVICE APPLIANCES INC | 924501 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Murrieta, CA | A - TEK MECHANICAL INC | 938144 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Fontana, CA | A / C & HEAT SERVICES INC | 1051572 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Los Angeles, CA | A / C CONTROL INC | 850093 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| San Diego, CA | A / C MECHANICAL SOL INC | 923310 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Murrieta, CA | A / C SOLUTIONS INC | 937959 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Tehachapi, CA | A 1 AIR CONDITIONING & HEATING | 513140 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Northridge, CA | A A A ELECTRICAL SERVICE GROUP INC | 974763 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Garden Grove, CA | A A C HEATING AND AIR INC | 1053386 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Ontario, CA | A A HVAC INC | 1057513 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Brea, CA | A A R D MECHANICAL INC | 1063808 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Yucaipa, CA | A AND E HEATING AND AIR CONDITIONING INC | 1076439 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Tujunga, CA | A AND E HEATING AND COOLING INC | 1079568 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Elk Grove, CA | A B C HEATING & COOLING INC | 1010312 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| La Habra, CA | A B M HEATING & A / C INC | 703311 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Chatsworth, CA | A BETTER DEAL INC | 691280 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| San Diego, CA | A C & H MECHANICAL CORP | 1023907 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Ukiah, CA | A C & R SERVICE HEATING & COOLING INC | 471898 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Orange, CA | A C AIR REPAIR INC | 1112283 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Orange, CA | A C COOL INC | 804056 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Cardiff, CA | A C ENERGY SYSTEMS INC | 737680 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Concord, CA | A C HEATING & COOLING SERVICE INC | 928075 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Anaheim, CA | A C J C AIR CONDITIONING | 1094237 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Rialto, CA | A C KING INC | 1009877 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Pleasanton, CA | A C LOGIX INCORPORATED | 814563 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Sacramento, CA | A C P MECHANICAL | 982478 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Alta Loma, CA | A C PERFECTIONS INC | 990700 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Harbor City, CA | A C PLUMBING INC A C PLUMBING HEATING & AIR CONDITIONING INC | 990504 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Victorville, CA | A C PLUS HEATING & AIR INC | 805216 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Canoga Park, CA | A C R HEATING & COOLING INC | 1036202 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Trabuco Canyon, CA | A C XPERTS INC | 915801 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Verdi, NV | A DEGREE ABOVE INC | 947927 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Agoura, CA | A F AIR CONDITIONING & HEATING INC | 770477 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Huntington Beach, CA | A M M AIRCONDITIONING & HEATING INC | 797939 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Buena Park, CA | A MECHANICAL HEATING & AIR INC | 1034818 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Chatsworth, CA | A O L HEATING & AIR INC | 938090 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| La Crescenta, CA | A PLUS AIR CORP | 1100844 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Salida, CA | A PLUS SERVICES HEATING AND AIR INC | 1014181 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Marina, CA | A R GUTTERS & SHEET METAL INC | 968906 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Chatsworth, CA | A R P I MECHANICAL INC | 671514 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Glendale, CA | A R V S INC | 954533 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| California City, CA | A S A P HEATING & AIR INC | 1018621 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2026 |
| Van Nuys, CA | A SUBCOOL AIR CONDITIONING INC | 598218 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Woodland Hills, CA | A T A HEATING & AIR CONDITIONING INC | 876392 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Concord, CA | A T C MECHANICAL LLC | 1043760 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| San Diego, CA | A T S HEATING AND AIR CORP | 1004762 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Palmdale, CA | A V ACTION AIR INC | 883221 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Modesto, CA | A&N MECHANICAL INC | 1126705 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Chino, CA | A'S HEATING & AIR SERVICES INC | 983487 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Escondido, CA | A+ AIR COMFORT SOLUTIONS INC | 1057942 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Canyon Country, CA | A-1 OCEAN BREEZE INC | 752344 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Sherman Oaks, CA | A-1 PLUMBING HEATING & AIR CONDITIONING SERVICES PLUMBING HEATING & AIR CONDITIONING SERVICES INC | 949837 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Rancho Cordova, CA | A-CLASS HEATING AND AIR | 1090886 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Rialto, CA | A-GENIUS HVAC INC | 1158210 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Chatsworth, CA | A/C CARE | 510854 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Los Angeles, CA | A/C GEEKS HEATING & COOLING INC | 1030399 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Pleasanton, CA | A/C GUYS COOLING AND HEATING INC | 1036070 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Simi Valley, CA | A/C ONE INC | 1029247 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Northridge, CA | A/C TEAM INC THE | 1036130 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Van Nuys, CA | A/D AIR CONDITIONING & HEATING INC | 491840 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Woodland Hills, CA | A1 ELITE AIR CONDITION INC | 1022299 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Whittier, CA | A1 HVAC CREW INC | 1109400 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Yorba Linda, CA | AA ATLAS PLUMBING HEATING & AIR CONDITIONING AA ATLAS INC | 739971 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Stockton, CA | AA PRO HEATING & COOLING INC | 1120906 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| La Habra, CA | AA REFRIGERATION CORP | 1044192 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Sacramento, CA | AAA AC & HEATING INC | 1102027 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Fontana, CA | AAA ARROYO AIR COMFORT | 1158397 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Norco, CA | AAA ARROYO AIR COMFORT | 700053 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Santa Rosa, CA | AAA ENERGY SYSTEMS INC | 443118 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| San Jose, CA | AAA FURNACE AND AIR CONDITIONING CO RANDO AAA HVAC INC | 768871 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Oceanside, CA | AAA QUALITY HEATING AND COOLING INC | 1111629 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Oak Hills, CA | AACE'S HEATING AIR CONDITIONING & SWAMP COOLERS | 918978 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Oak Hills, CA | AACES HEATING AIR CONDITIONING AND SWAMP COOLERS AACES HEATING AND AIR CONDITIONING LLC | 1100622 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Novato, CA | AAERO HEATING & SHEET METAL INC | 278370 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| La Mesa, CA | AAIRCO AIR CONDITIONING AND HEATING ZIMMER MECHANICAL COMPANY LLC | 962065 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Berkeley, CA | AARVAKS HEATING & AIR CONDITIONING AARVAKS INC | 1146520 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Lancaster, CA | AB AIR QUALITY COMFORT INC | 1141605 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| San Diego, CA | ABC HEATING & AIR ABC HOME SERVICES INC | 1135277 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Lancaster, CA | ABC HEATING AND AIR CONDITIONING INC | 919877 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Sacramento, CA | ABC QUALITY HVAC INC | 1128264 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Sacramento, CA | ABEL AIR INC | 1149965 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Montrose, CA | ABLE DUCT CLEANING | 1095405 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Hesperia, CA | ABOVE ALL HEATING & AIR CONDITIONING INC | 825500 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Murrieta, CA | ABOVE OF ALL HEATING AND AIR CONDITIONING INC | 1104278 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Henderson, NV | ABS HEATING AND COOLING LLC | 1051547 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Westminster, CA | ABSOLUTE AIR GROUP LLC | 1134780 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Hayward, CA | ABSOLUTE AIR SOLUTIONS | 1059577 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Redding, CA | ABSOLUTE COMFORT HEATING AND AIR CONDITIONING INC | 750019 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Santee, CA | ABSOLUTE DUCT & CHIMNEY CLEANING SERVICES DSW AIR & DUCT SOLUTIONS INC | 1074421 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Orland, CA | ABSOLUTE HEATING & AIR INC | 912506 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Jackson, CA | ABSOLUTE MECHANICAL INC | 830920 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Coachella, CA | ABUNDANT AIR CONDITIONING AND HEATING LLC | 1150839 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Riverside, CA | AC & REFRIGERATION COMFORT INC | 1097670 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Anaheim, CA | AC ALL STAR | 998707 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Corona, CA | AC CREW HEATING AND AIR INC | 971817 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Indio, CA | AC DOCTOR HEATING & AIR CONDITIONING INC | 1103548 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| San Bernardino, CA | AC DOCTOR HEATING & AIR CONDITIONING THE A/C DOCTOR LLC THE | 1124257 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Riverside, CA | AC FLO HVAC LLC | 1137951 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Calabasas, CA | AC GEEKS HVAC INC | 1114946 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Tarzana, CA | AC GENIUS INC | 1002286 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Roseville, CA | AC GROUP - AIR DUCT & DRYER VENT INCORPORATED | 1160332 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Redlands, CA | AC GUYZ INC | 1157272 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| North Hills, CA | AC HEATING & AIR CONDITIONING SERVICES INC | 685872 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Sacramento, CA | AC HEATING AND AIR CONDITIONING LLC | 1070482 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Rosemead, CA | AC HERO AISNI INC | 1099761 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| San Jacinto, CA | AC PRO HEATING AND AIR CORP | 1037113 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| San Diego, CA | AC SURE PLAN MSSD MECHANICAL INC | 1093749 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| West Covina, CA | AC TECH INC | 1095928 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Oak View, CA | AC TECHNOLOGY HEATING AND AIR LLC | 1057778 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Moorpark, CA | AC911.COM ALFA SERVICES INC | 894181 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Pasadena, CA | ACCESS HEATING AND AIR CONDITIONING INC | 918539 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Lake Forest, CA | ACCOLADE AIR INC | 1005513 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Chino Hills, CA | ACCOUNTABLE AIR CONDITIONING INCORPORATED | 849366 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Orange, CA | ACCU-TEMP INC | 819565 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Riverside, CA | ACCUFIX TEMP CONTROL | 1142193 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Glendale, CA | ACCURATE AIR SYSTEMS | 704353 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Brea, CA | ACCURATE COMFORT AIR CONDITIONING AND HEATING CORP | 1069588 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Rancho Cucamonga, CA | ACCURATE HEATING AND AIR CONDITIONING LLC | 1008392 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Northridge, CA | ACCURATE ZONE HEATING AND AIR CONDITIONING INC | 965721 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Chino Hills, CA | ACE AIR CONDITIONING & HEATING SERVICE INC | 1116818 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Debary, FL | ACE AIR CONDITIONING INC | 1039032 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Buena Park, CA | ACE AIR CONTROLS INC | 1087303 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Merced, CA | ACE AIR INC | 630937 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Orangevale, CA | ACE AIR MAN INC | 622803 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| San Diego, CA | ACE CONTRACTORS AIR PROS INC | 1031362 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| South San Francisco, CA | ACE FURNACE COMPANY INC | 235989 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| San Mateo, CA | ACE HEATING & AIR CONDITIONING INC | 794984 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Orcutt, CA | ACE HEATING AIR & FIREPLACES LLC | 1083687 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Simi Valley, CA | ACE HEATING AND AIR | 1107989 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Lancaster, CA | ACE HEATING AND COOLING | 1115254 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Rocklin, CA | ACE HEATING AND COOLING WALKER JOHN HEATING AND COOLING INC | 482998 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Riverside, CA | ACE HOME HEATING & AIR CONDITIONING LLC | 1039986 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Corona, CA | ACE MECHANICAL COMPANY THE | 1108183 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Gardena, CA | ACE MECHANICAL HEATING AND AIR CONDITIONING HVAC SPECIALISTS INC THE | 802982 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Sacramento, CA | ACE PLUMBING HEATING & AIR GREENBERG J & D ENTERPRISES INC | 313506 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Corona, CA | ACED IT! COOLING & HEATING THUMBS UP HEATING & AIR LLC | 1104648 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Yorba Linda, CA | ACER MECHANICAL INC | 1044877 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Glendale, CA | ACH AIR SYSTEMS INC | 1048811 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Redlands, CA | ACH MECHANICAL CONTRACTORS INC | 780560 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Napa, CA | ACH PRO MECHANICAL | 1131437 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Hayward, CA | ACKLEY SHEETMETAL INC | 481360 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Vista, CA | ACMAN QUALITY HVAC INC | 1128700 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Lancaster, CA | ACME AIR INC | 1084196 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Inglewood, CA | ACME HEATING & AIR CONDITIONING COMPANY | 735039 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2027 |
| Newbury Park, CA | ACOSTA HEATING AND AIR CONDITIONING INC | 607402 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Palm Springs, CA | ACOSTA MECHANICAL INC | 924902 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Salinas, CA | ACOUSTIC AIR | 1092201 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Sacramento, CA | ACR HEATING & AIR ALL COMMERCIAL RESTAURANT REPAIR | 1114965 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Pasadena, CA | ACSCO,INC | 731997 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| San Marcos, CA | ACTION AIR CONDITIONING AND HEATING PGMA LLC | 1083840 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Sunland, CA | ACTION HEATING & AIR CONDITIONING INC | 985674 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Corona, CA | ACTIVE AIR CONTROL INC | 966739 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Kerman, CA | ACTIVE AIR INC | 1094539 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Littlerock, CA | ACTIVE AIR SPECIALISTS INC | 1059755 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Santa Clarita, CA | ACTIVE AIR SYSTEMS INC | 1005954 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Fontana, CA | ACTIVE TEMP INC | 1028474 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Forestville, CA | ACZ MECHANICAL INC | 1139244 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Granada Hills, CA | AD MECHANICAL INC | 1081794 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Burlingame, CA | AD MECHANICAL SERVICES INC | 1155755 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Porter Ranch, CA | ADA MECHANICAL INC | 1148766 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Lancaster, CA | ADAM HEATING AND AIR CONDITIONING LLC | 1092017 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Sherman Oaks, CA | ADAMARK AIR ADAMARK HOME IMPROVEMENT | 1151523 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Napa, CA | ADAMECK HVAC INC | 1035976 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Huntington Beach, CA | ADAMS & ROBINSON ENTERPRISES | 697983 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Rancho Santa Fe, CA | ADAMS ENGINEERING INC | 396069 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Petaluma, CA | ADAMS REFRIGERATION SERVICE INC A CALIFORNIA CORPORATION | 279103 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Ontario, CA | ADAPTIVE CONTROLS SERVICES | 1116142 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Patterson, CA | ADDINGTON AIR INC | 1120150 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Lancaster, CA | ADR22 HEATING AND COOLING | 1115761 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| San Bernardino, CA | ADRIELS HEATING & AIR | 1137552 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| Torrance, CA | ADVANCE AIR CONDITIONING HEATING ADVANCE AIR CONDITIONING HEATING AND FIRE SYSTEMS | 1112637 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Winnetka, CA | ADVANCE AIR SOLUTIONS | 1118146 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Glendale, CA | ADVANCED A / C & HEATING INC | 723468 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| North Hollywood, CA | ADVANCED AIR & MECHANICAL HVAC | 944184 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Marina, CA | ADVANCED AIR INC | 809302 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Fillmore, CA | ADVANCED AIRE FLOW INC | 1005372 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Pasadena, CA | ADVANCED CENTRIFUGAL SYSTEMS INC | 850654 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2026 |
| Fullerton, CA | ADVANCED CLIMATE TECHNOLOGIES | 1039852 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Sacramento, CA | ADVANCED COMFORT AIR SOLUTIONS LLC | 1073389 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Monterey Park, CA | ADVANCED COMFORT INCORPORATED | 775840 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Folsom, CA | ADVANCED EQUIPMENT REPAIR INC | 986255 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Temecula, CA | ADVANCED HEATING AND AIR CONDITIONING ADVANCED INCORPORATED | 916901 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| N Hollywood, CA | ADVANCED HEATING AND AIR CONDITIONING CO INC | 136105 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Lompoc, CA | ADVANCED HEATING AND AIR CONDITIONING ENTERPRISES INC | 961455 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2026 |
| Atwater, CA | ADVANCED HEATING AND AIR CONTRACTORS | 966433 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Moreno Valley, CA | ADVANCED MECHANICAL AIR SYSTEMS INC | 941628 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Pacifica, CA | ADVANCED MECHANICAL SERVICES INC | 689384 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Camarillo, CA | ADVANCED PERFORMANCE HEATING AND AIR CONDITIONING | 1005604 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| North Highlands, CA | ADVANCED PLUMBING & ROOTER SERVICE INC | 968752 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| Vacaville, CA | ADVANCED PLUMBING HEATING AND AIR ADVANCED SOLUTIONS & SERVICES INC | 846530 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Dec 31, 2027 |
| San Dimas, CA | ADVANCED PLUMBING HEATING AND AIR CONDITIONING INC | 1054566 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| San Mateo, CA | ADVANCED SOLUTIONS HEATING AND AIR CONDITIONING INC | 842594 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Upland, CA | ADVANCED SYSTEMS SERVICES INC | 792602 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Stockton, CA | ADVANCED TECH 209 INC | 1089559 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Granada Hills, CA | ADVANCED TECH AIR SYSTEMS INC | 1082775 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2027 |
| Long Beach, CA | ADVANTAGE AIR ADVANTAGE AIR INC | 956451 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2027 |
| Temecula, CA | ADVANTAGE HEATING AND AIR | 1160385 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Hollister, CA | ADVANTAGE HEATING AND SHEET METAL INC | 971539 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Perris, CA | ADVENT AIR SOLUTIONS INC | 1134297 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| La Puente, CA | AE HAVC AE HAVC & CONSTRUCTIONS INC | 1029339 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2027 |
| Escondido, CA | AELOTT AIR CONDITIONING LLC | 1117238 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Reseda, CA | AEOLUS HEATING AND AIR CONDITIONING SERVICES CORPORATION | 1109747 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Carlsbad, CA | AER SYSTEMS LLC | 1143473 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Idyllwild, CA | AERIA HVAC IFIX APPLIANCE REPAIR LLC | 1143093 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Lakeside, CA | AERIFY HEATING AND AIR | 975547 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Los Angeles, CA | AERIS M E P | 1105183 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2027 |
| San Diego, CA | AERIS MECHANICAL INC | 981088 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 2027 |
| Bloomington, CA | AERO FRESH INDUSTRIES INC | 598600 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Los Angeles, CA | AERODYNAMIX HVAC INC | 809875 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Tarzana, CA | AERONEX HEATING & COOLING INC | 1143747 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Anaheim, CA | AFFINITY REFRIGERATION AND HVAC INC. | 991102 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2028 |
| Quartz Hill, CA | AFFORDABLE AIR AND HEATING AFFORDABLE AIR INC | 840652 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2027 |
| Moreno Valley, CA | AFFORDABLE AIR CONDITIONING & HEATING INC | 1112940 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2027 |
| Lodi, CA | AFFORDABLE HEATING & AIR INC | 647672 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Capitola, CA | AFFORDABLE HEATING & AIR SERVICE CORP | 792174 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| Murrieta, CA | AFFORDABLE HEATING AND AIR CONDITIONING LLC | 1119174 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Stevenson Ranch, CA | AFFORDABLE HVAC INC | 940955 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2027 |
| Sacramento, CA | AFFORDABLE PLUMBING HEATING & AIR INC | 1090973 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| San Diego, CA | AFFORDABLE SERVICE APPLIANCE INC | 893403 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Mar 31, 2027 |
| Crestline, CA | AFTER HOURS REFRIGERATION INC | 802736 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Upland, CA | AFTERAIR INC | 1129087 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Nov 30, 2026 |
| Sacramento, CA | AG AIR CONDITIONING & HEATING INC | 1149020 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Oceanside, CA | AG COASTAL HEATING AND AIR LLC | 1160176 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Aug 31, 2028 |
| Pacoima, CA | AG COOLING & HEATING CORP | 1154549 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | May 31, 2028 |
| Campbell, CA | AG HEATING AND COOLING INC | 1053125 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Oct 31, 2028 |
| San Diego, CA | AGAIR ENTERPRISES INC | 1092828 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2028 |
| Duarte, CA | AGAPE AIR CONDITION & HEATING INC | 1004863 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jun 30, 2027 |
| Bakersfield, CA | AGAPE AIR HEATING AND AIR CONDITIONING INC | 902832 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 29, 2028 |
| Rialto, CA | AGILITY AIR HEATING AND AIR CONDITIONING | 1069191 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Sep 30, 2028 |
| Rancho Santa Margarita, CA | AGS SERVICES INC | 709685 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Apr 30, 2028 |
| Cabazon, CA | AGSN HEATING AND COOLING | 1158426 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Indio, CA | AHOY AIR - CONDITIONING HEATING & PLUMBING SOUCEKAZ LLC | 986711 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jul 31, 2028 |
| Ahwahnee, CA | AHWAHNEE HEATING & AIR CONDITIONING INC | 681518 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Jan 31, 2028 |
| Chico, CA | AIR - ART HEATING AND AIR CONDITIONING | 1001335 | C-20 — Warm-Air Heating, Ventilating and Air-Conditioning | Feb 28, 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.