Licensed Heating & Air Conditioning (C-20) contractors in California
The California Contractors State License Board (CSLB) lists 8,999 California contractors classified C-20 (Heating & Air Conditioning (C-20)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of June 28, 2026.
Showing 1,261–1,320 of 8,999 contractors
- Active · clearAntey HVAC SystemsShadow Hills, CA · CSLB #1139195 · as of June 28, 2026
- Active · clearAnthony's Air Conditioning And Heating INCYorba Linda, CA · CSLB #931551 · as of June 28, 2026
- Active · clearAnthony's Heating & Air Conditioning INCMurrieta, CA · CSLB #809188 · as of June 28, 2026
- Active · clearAnthony's HVAC InnovationsFresno, CA · CSLB #1088317 · as of June 28, 2026
- Active · clearAnthony's Reliable Heating & Air ConditioningFullerton, CA · CSLB #943119 · as of June 28, 2026
- Active · clearLeo Antone Heating And Air Conditioning LLCRohnert Park, CA · CSLB #635280 · as of June 28, 2026
- Active · clearAnton RefrigerationPismo Beach, CA · CSLB #794631 · as of June 28, 2026
- Active · clearAny Degree Refrigeration Heating & Air INCMurrieta, CA · CSLB #1124164 · as of June 28, 2026
- Active · clearAnytime Heating And Cooling INCClovis, CA · CSLB #1050907 · as of June 28, 2026
- Active · clearAnza Plumbing Heating And Air ConditioningTorrance, CA · CSLB #786085 · as of June 28, 2026
- Active · clearA O L Heating & Air INCChatsworth, CA · CSLB #938090 · as of June 28, 2026
- Active · clearAos All Out Services HVACPerris, CA · CSLB #1144040 · as of June 28, 2026
- Active · clearApcor MechanicalGilroy, CA · CSLB #1145214 · as of June 28, 2026
- Active · clearApes Plumbing, Heating Sewer And DrainsBoyes Hot Springs, CA · CSLB #891859 · as of June 28, 2026
- Active · clearApex AirWalnut Creek, CA · CSLB #1123268 · as of June 28, 2026
- Active · clearApex AirVictorville, CA · CSLB #872930 · as of June 28, 2026
- Active · clearApex Air Conditioning Services INCRiverside, CA · CSLB #1136238 · as of June 28, 2026
- Active · clearApex COPhoenix, CA · CSLB #891480 · as of June 28, 2026
- Active · clearApex Comercial ServiceNorco, CA · CSLB #512390 · as of June 28, 2026
- Active · clearApex Commercial Maintenance INCIrvine, CA · CSLB #1110591 · as of June 28, 2026
- Active · clearApex Commercial Services INCSun City, CA · CSLB #854317 · as of June 28, 2026
- Active · clearApex Heating & AirWindsor, CA · CSLB #1112541 · as of June 28, 2026
- Active · clearApex Heating And Air ConditioningMission Viejo, CA · CSLB #1056220 · as of June 28, 2026
- Active · clearApex Heating And Air Conditioning INCRedding, CA · CSLB #1122085 · as of June 28, 2026
- Active · clearApex Heating & Cooling INCRoseville, CA · CSLB #1102385 · as of June 28, 2026
- Active · clearApex Mechanical ContractingStevenson Ranch, CA · CSLB #1124154 · as of June 28, 2026
- Active · clearApex Mechanical Systems INCSan Diego, CA · CSLB #831345 · as of June 28, 2026
- Active · clearAp Heating & AirEl Cajon, CA · CSLB #1111178 · as of June 28, 2026
- Active · clearA Plus Air CorpLa Crescenta, CA · CSLB #1100844 · as of June 28, 2026
- Active · clearA Plus Climate Heating And AirSacramento, CA · CSLB #1084911 · as of June 28, 2026
- Active · clearA Plus Services Heating And Air INCSalida, CA · CSLB #1014181 · as of June 28, 2026
- Active · clearApm Mechanical Heating & AirConcord, CA · CSLB #1123485 · as of June 28, 2026
- Active · clearApodaca MechanicalClayton, CA · CSLB #765801 · as of June 28, 2026
- Active · clearApollo Heating And VentilatingSan Francisco, CA · CSLB #1075227 · as of June 28, 2026
- Active · clearApparatus Air ConditioningIndio, CA · CSLB #921696 · as of June 28, 2026
- Active · clearApple Heating & Air INCSan Leandro, CA · CSLB #698079 · as of June 28, 2026
- Active · clearThe Appletree CorporationLos Angeles, CA · CSLB #660549 · as of June 28, 2026
- Active · clearAppliance Clinic Heating & Air ConditioningBakersfield, CA · CSLB #1063626 · as of June 28, 2026
- Active · clearAppliance ProsBakersfield, CA · CSLB #1033855 · as of June 28, 2026
- Active · clearAppliance Solutions INCSherman Oaks, CA · CSLB #854352 · as of June 28, 2026
- Active · clearApplied Air Conditioning INCFullerton, CA · CSLB #910358 · as of June 28, 2026
- Active · clearApplied MechanicalWest Covina, CA · CSLB #777230 · as of June 28, 2026
- Active · clearApplied Mechanical ServicesSanta Maria, CA · CSLB #978073 · as of June 28, 2026
- Active · clearApplied Mechanical Solutions INCEscondido, CA · CSLB #976865 · as of June 28, 2026
- Active · clearApproved Air Conditioning And HeatingChino Hills, CA · CSLB #663607 · as of June 28, 2026
- Active · clearApril AirHesperia, CA · CSLB #796177 · as of June 28, 2026
- Active · clearApxg Heating And Air ConditioningWilliams, CA · CSLB #1102032 · as of June 28, 2026
- Active · clearAqua West Air Conditioning & Heating INCLong Beach, CA · CSLB #829336 · as of June 28, 2026
- Active · clearAquinas HVAC INCSanta Clara, CA · CSLB #1042033 · as of June 28, 2026
- Active · clearEric AquinoLancaster, CA · CSLB #1061321 · as of June 28, 2026
- Active · clearAragadz Air ConditioningGranada Hills, CA · CSLB #639065 · as of June 28, 2026
- Active · clearAragon HVACApple Valley, CA · CSLB #1003392 · as of June 28, 2026
- Active · clearAra Heating & Air ConditioningIrvine, CA · CSLB #1001663 · as of June 28, 2026
- Active · clearAranda Air Heating And Air ConditioningSan Jose, CA · CSLB #931855 · as of June 28, 2026
- Active · clearArastek LLCSan Ramon, CA · CSLB #1145252 · as of June 28, 2026
- Active · clearArc Heating And Air ConditioningRoseville, CA · CSLB #1107203 · as of June 28, 2026
- Active · clearArcher MechanicalMount Shasta, CA · CSLB #1098786 · as of June 28, 2026
- Active · clearArcher's A / CCosta Mesa, CA · CSLB #841426 · as of June 28, 2026
- Active · clearArco Air Conditioning And HeatingTujunga, CA · CSLB #1108536 · as of June 28, 2026
- Active · clearAr Cooling And Heating LLCBloomington, CA · CSLB #1052898 · as of June 28, 2026
Data sourced from the California Contractors State License Board (CSLB), current as of June 28, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.