Licensed Heating & Air Conditioning (C-20) contractors in California

The California Contractors State License Board (CSLB) lists 8,936 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 October 6, 2026.

Showing 241–300 of 8,936 contractors

Ac Guy
Hemet, CA · CSLB #1070401 · as of October 6, 2026
Active · clear
A/c Guys Cooling And Heating INC
Pleasanton, CA · CSLB #1036070 · as of October 6, 2026
Active · clear
The A / C Guy
Santee, CA · CSLB #975893 · as of October 6, 2026
Active · clear
The A C Guy
Midway City, CA · CSLB #801429 · as of October 6, 2026
Active · clear
Ac Guyz INC
Redlands, CA · CSLB #1157272 · as of October 6, 2026
Active · clear
Ach Air Systems INC
Glendale, CA · CSLB #1048811 · as of October 6, 2026
Active · clear
Ac Heat Diamond Bar
Diamond Bar, CA · CSLB #1145762 · as of October 6, 2026
Active · clear
Ac Heating & Air Conditioning Services INC
North Hills, CA · CSLB #685872 · as of October 6, 2026
Active · clear
A & C Heating And Air Conditioning
Corona, CA · CSLB #929545 · as of October 6, 2026
Active · clear
Ac Heating And Air Conditioning LLC
Sacramento, CA · CSLB #1070482 · as of October 6, 2026
Active · clear
Ac & Heating BY Terry
San Bernardino, CA · CSLB #1059099 · as of October 6, 2026
Active · clear
A C Heating & Cooling Service INC
Concord, CA · CSLB #928075 · as of October 6, 2026
Active · clear
A/c & Heat Services INC
Fontana, CA · CSLB #1051572 · as of October 6, 2026
Active · clear
Ac Hero
Walnut, CA · CSLB #1099761 · as of October 6, 2026
Active · clear
Ach Mechanical Contractors INC
Redlands, CA · CSLB #780560 · as of October 6, 2026
Active · clear
A C & H Mechanical Corp
San Diego, CA · CSLB #1023907 · as of October 6, 2026
Active · clear
Ach Pro Mechanical
Napa, CA · CSLB #1131437 · as of October 6, 2026
Active · clear
Acjc Air Conditioning
Anaheim, CA · CSLB #1094237 · as of October 6, 2026
Active · clear
Ackerman Air
Riverside, CA · CSLB #1101701 · as of October 6, 2026
Active · clear
A C King INC
Rialto, CA · CSLB #1009877 · as of October 6, 2026
Active · open complaint
Ackley Sheetmetal INC
Hayward, CA · CSLB #481360 · as of October 6, 2026
Active · clear
A-class Heating And Air
Rancho Cordova, CA · CSLB #1090886 · as of October 6, 2026
Active · clear
A Climate Control
Vacaville, CA · CSLB #937133 · as of October 6, 2026
Active · clear
A C Logix Incorporated
Pleasanton, CA · CSLB #814563 · as of October 6, 2026
Active · clear
A/c Man
San Bernardino, CA · CSLB #1041688 · as of October 6, 2026
Active · clear
Acman Quality HVAC INC
Vista, CA · CSLB #1128700 · as of October 6, 2026
Active · clear
A C M D
Northridge, CA · CSLB #884855 · as of October 6, 2026
Active · clear
Acme Air INC
Lancaster, CA · CSLB #1084196 · as of October 6, 2026
Active · clear
A / C Mechanical Sol INC
San Diego, CA · CSLB #923310 · as of October 6, 2026
Active · clear
Acme Heating & Air Conditioning Company
Thousand Oaks, CA · CSLB #961332 · as of October 6, 2026
Active · clear
Acme Heating & Air Conditioning Company
Inglewood, CA · CSLB #735039 · as of October 6, 2026
Active · clear
A C Norton Heating And Air
Huntington Beach, CA · CSLB #575335 · as of October 6, 2026
Active · clear
Jeannot Acoca
Los Angeles, CA · CSLB #636010 · as of October 6, 2026
Active · clear
A/c One INC
Simi Valley, CA · CSLB #1029247 · as of October 6, 2026
Active · clear
A Cool Space
Moreno Valley, CA · CSLB #1159991 · as of October 6, 2026
Active · clear
Acosta Ac
Jurupa Valley, CA · CSLB #896856 · as of October 6, 2026
Active · clear
Acosta Air
Bakersfield, CA · CSLB #941097 · as of October 6, 2026
Active · clear
Acosta Heating Air Conditioning & Sheet Metal
San Rafael, CA · CSLB #503461 · as of October 6, 2026
Active · clear
Acosta Heating And Air Conditioning INC
Newbury Park, CA · CSLB #607402 · as of October 6, 2026
Active · clear
Acosta H V A C
La Mirada, CA · CSLB #954085 · as of October 6, 2026
Active · clear
Acosta Mechanical INC
Palm Springs, CA · CSLB #924902 · as of October 6, 2026
Active · clear
Acoustic Air
Salinas, CA · CSLB #1092201 · as of October 6, 2026
Active · clear
Acp Air Conditioning Professional
Chula Vista, CA · CSLB #1053254 · as of October 6, 2026
Active · clear
A C Perfections INC
Alta Loma, CA · CSLB #990700 · as of October 6, 2026
Active · clear
Ac Plumbing Heating & Air Conditioning INC DBA Ac Plumbing INC
Harbor City, CA · CSLB #990504 · as of October 6, 2026
Active · clear
Ac Plus Construction
Poway, CA · CSLB #737166 · as of October 6, 2026
Active · clear
A C Plus Heating & Air INC
Victorville, CA · CSLB #805216 · as of October 6, 2026
Active · clear
A C P Mechanical
Sacramento, CA · CSLB #982478 · as of October 6, 2026
Active · clear
A/c Professional
Granada Hills, CA · CSLB #1146817 · as of October 6, 2026
Active · clear
Ac Pro Heating And Air Corp
San Jacinto, CA · CSLB #1037113 · as of October 6, 2026
Active · clear
A/c Pro Heating & Cooling
Tulare, CA · CSLB #1138879 · as of October 6, 2026
Active · clear
Ac Pro HVAC Services INC
Walnut Creek, CA · CSLB #1160508 · as of October 6, 2026
Active · clear
Ac Pro Master
Calabasas, CA · CSLB #1040926 · as of October 6, 2026
Active · clear
Acr Air Conditioning
Hacienda Heights, CA · CSLB #1061540 · as of October 6, 2026
Active · clear
Ac & Refrigeration Comfort INC
Riverside, CA · CSLB #1097670 · as of October 6, 2026
Active · clear
Acr Heating & Air
Sacramento, CA · CSLB #1114965 · as of October 6, 2026
Active · clear
Acr Heating & Cooling INC
Canoga Park, CA · CSLB #1036202 · as of October 6, 2026
Active · clear
A C & R Service Heating & Cooling INC
Ukiah, CA · CSLB #471898 · as of October 6, 2026
Active · clear
Acsco,inc
Pasadena, CA · CSLB #731997 · as of October 6, 2026
Active · clear
A C Services
Tracy, CA · CSLB #1037982 · as of October 6, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.