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 29, 2026.

Showing 2,401–2,460 of 8,999 contractors

Coastline Air Heating And Cooling
Los Angeles, CA · CSLB #1111936 · as of June 29, 2026
Active · clear
Coastline Comfort Systems
Rancho Santa Margarita, CA · CSLB #1076082 · as of June 29, 2026
Active · clear
Coastline Heating & Cooling INC
Ventura, CA · CSLB #1112817 · as of June 29, 2026
Active · clear
Coastline HVAC
Carlsbad, CA · CSLB #1153915 · as of June 29, 2026
Active · clear
Coastline Mechanical
Freedom, CA · CSLB #1142729 · as of June 29, 2026
Active · clear
Coastline Mechanical INC
Long Beach, CA · CSLB #1141061 · as of June 29, 2026
Active · clear
Coastside Appliance Repair And Heating
Half Moon Bay, CA · CSLB #890874 · as of June 29, 2026
Active · clear
James Holsman DBA Coastside Technical Services
Half Moon Bay, CA · CSLB #923106 · as of June 29, 2026
Active · clear
Coast To Coast Heating & Air Condition
Oxnard, CA · CSLB #1107983 · as of June 29, 2026
Active · clear
Coatney Home Comfort INC
Lodi, CA · CSLB #1153315 · as of June 29, 2026
Active · clear
Cobalt Air
Sylmar, CA · CSLB #648159 · as of June 29, 2026
Active · clear
Cobb Cooling Heating And Air
Escondido, CA · CSLB #1096096 · as of June 29, 2026
Active · clear
Cobian HVAC
Downey, CA · CSLB #948909 · as of June 29, 2026
Active · clear
Cobra Air Conditioning
Perris, CA · CSLB #907718 · as of June 29, 2026
Active · clear
Codding Energy & Mechanical INC
West Sacramento, CA · CSLB #966498 · as of June 29, 2026
Active · clear
Code Blue Heating And Cooling LLC
Cypress, CA · CSLB #1142386 · as of June 29, 2026
Active · clear
Code Green Energy Management
Fontana, CA · CSLB #927769 · as of June 29, 2026
Active · clear
Erik H Coenen
Citrus Heights, CA · CSLB #1076269 · as of June 29, 2026
Active · clear
Cohen Air Conditioning & Heating
Livermore, CA · CSLB #1105472 · as of June 29, 2026
Active · clear
Maveric INC DBA Cold Air Solutions
Hemet, CA · CSLB #1077672 · as of June 29, 2026
Active · clear
Coldchella Heating & Air Conditioning
Cathedral City, CA · CSLB #1092173 · as of June 29, 2026
Active · clear
Cold Cloud Mechanical
Glendale, CA · CSLB #1131338 · as of June 29, 2026
Active · clear
Cold Craft INC
Los Gatos, CA · CSLB #631837 · as of June 29, 2026
Active · clear
Cold Desert
Victorville, CA · CSLB #1045760 · as of June 29, 2026
Active · clear
Coldiron Mechanical
La Quinta, CA · CSLB #1057560 · as of June 29, 2026
Active · clear
Coldlink Engineering Services INC
Irvine, CA · CSLB #1156741 · as of June 29, 2026
Active · clear
Cold Rock Refrigeration INC
Lakeside, CA · CSLB #1070257 · as of June 29, 2026
Active · clear
Cold Snap Air Conditioning LLC
Red Bluff, CA · CSLB #954443 · as of June 29, 2026
Active · clear
Cold Summers Heating And Air
Bakersfield, CA · CSLB #1106130 · as of June 29, 2026
Active · clear
Cold Tec Services
Rosemead, CA · CSLB #1130071 · as of June 29, 2026
Active · clear
Cold Zone INC
Long Beach, CA · CSLB #1139124 · as of June 29, 2026
Active · clear
Cold Zone Mechanix
Palmdale, CA · CSLB #994818 · as of June 29, 2026
Active · clear
Colepepper Plumbing INC
San Diego, CA · CSLB #999813 · as of June 29, 2026
Active · clear
Cole's Climate Control
Oroville, CA · CSLB #1119184 · as of June 29, 2026
Active · clear
Colibri Heating And Air
Northridge, CA · CSLB #1156963 · as of June 29, 2026
Active · clear
Collins Air
Riverside, CA · CSLB #1072826 · as of June 29, 2026
Active · clear
Collins Heating & Air Conditioning
Grand Terrace, CA · CSLB #626428 · as of June 29, 2026
Active · clear
Collins Holdings LLC
Scottsdale, CA · CSLB #1052092 · as of June 29, 2026
Active · clear
Collins Pacific Plumbing INC
San Diego, CA · CSLB #567701 · as of June 29, 2026
Active · clear
Colombo Air - Conditioning & Heating
North Hollywood, CA · CSLB #729929 · as of June 29, 2026
Active · clear
Colson's Elite Heating & Air
Bakersfield, CA · CSLB #820968 · as of June 29, 2026
Active · clear
Jeff Comerford Heating & Air Conditioning
Fallbrook, CA · CSLB #611244 · as of June 29, 2026
Active · clear
Comfort 1 Heating And Air
Auburn, CA · CSLB #1003351 · as of June 29, 2026
Active · clear
Comfort 1 HVAC INC
Woodland Hills, CA · CSLB #1021014 · as of June 29, 2026
Active · clear
Comfortable HVAC Services
Sacramento, CA · CSLB #1108843 · as of June 29, 2026
Active · clear
Comfortable Living HVAC
Lower Lake, CA · CSLB #1081052 · as of June 29, 2026
Active · clear
Comfort Air
Cerritos, CA · CSLB #437478 · as of June 29, 2026
Active · clear
Votta Enterprises INC DBA Comfort Air
Thousand Palms, CA · CSLB #763937 · as of June 29, 2026
Active · clear
Comfort Air Conditioning And Heating
San Diego, CA · CSLB #1075238 · as of June 29, 2026
Active · clear
Comfort Air Conditioning & Heating
Hayward, CA · CSLB #953491 · as of June 29, 2026
Active · clear
Comfort Air HVAC INC
San Jose, CA · CSLB #1072211 · as of June 29, 2026
Active · clear
Comfort Air HVAC Solutions
Cerritos, CA · CSLB #1149326 · as of June 29, 2026
Active · clear
Comfort Air Of Ukiah
Ukiah, CA · CSLB #1016235 · as of June 29, 2026
Active · clear
Comfort Air Plumbing INC
Thousand Palms, CA · CSLB #1119146 · as of June 29, 2026
Active · clear
Comfort Air Systems
Covina, CA · CSLB #846084 · as of June 29, 2026
Active · clear
Comfort Air Systems INC
Modesto, CA · CSLB #912660 · as of June 29, 2026
Active · clear
Comfort Breeze Air Conditioning & Heating CO
Alhambra, CA · CSLB #418238 · as of June 29, 2026
Active · clear
Comfort Brothers Hvac/r
Costa Mesa, CA · CSLB #1148467 · as of June 29, 2026
Active · clear
Comfort Care Heating & Cooling
Lake Elsinore, CA · CSLB #1124863 · as of June 29, 2026
Active · clear
Comfort Care HVAC
Canoga Park, CA · CSLB #1097550 · as of June 29, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 29, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.