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

The California Contractors State License Board (CSLB) lists 8,930 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 July 3, 2026.

Showing 6,481–6,540 of 8,930 contractors

Progressive A-c Services
North Hollywood, CA · CSLB #1005936 · as of July 3, 2026
Active · clear
Progressive Air INC
Glendale, CA · CSLB #1143364 · as of July 3, 2026
Active · clear
Progressive Comfort Systems
Folsom, CA · CSLB #889512 · as of July 3, 2026
Active · clear
Progressive Heating & Air INC
San Diego, CA · CSLB #997079 · as of July 3, 2026
Active · clear
Pro H V A C
Perris, CA · CSLB #1121058 · as of July 3, 2026
Active · clear
Project H Mechanical Systems
San Diego, CA · CSLB #1127041 · as of July 3, 2026
Active · clear
Project Services HVAC
Placerville, CA · CSLB #782359 · as of July 3, 2026
Active · clear
Proluxe Mechanical
San Diego, CA · CSLB #1118878 · as of July 3, 2026
Active · clear
Pro Master Heating And Air INC
North Hollywood, CA · CSLB #1024951 · as of July 3, 2026
Active · clear
Pro Max HVAC & Appliance Repair INC
Carmichael, CA · CSLB #1130420 · as of July 3, 2026
Active · clear
Promax HVAC & Plumbing
Mountain View, CA · CSLB #1133885 · as of July 3, 2026
Active · clear
Pro Mechanical Service INC
Santee, CA · CSLB #1097434 · as of July 3, 2026
Active · clear
Pro Mechanical Services INC
Huntington Beach, CA · CSLB #1120979 · as of July 3, 2026
Active · clear
Pronto Heating & Air
Woodland Hills, CA · CSLB #920398 · as of July 3, 2026
Active · clear
Proper Appliance Repair INC
San Diego, CA · CSLB #1092397 · as of July 3, 2026
Active · clear
Proper HVAC INC
Chula Vista, CA · CSLB #1008716 · as of July 3, 2026
Active · clear
Pro Pipe HVAC INC
Norwalk, CA · CSLB #1147990 · as of July 3, 2026
Active · clear
Pro Refrigeration INC
Eastvale, CA · CSLB #840130 · as of July 3, 2026
Active · clear
Pro Serve INC. HVAC Maintenance
El Cajon, CA · CSLB #1129974 · as of July 3, 2026
Active · clear
Proservice Heating And Air
Palmdale, CA · CSLB #868522 · as of July 3, 2026
Active · clear
Pro Source Heating And Air
Riverside, CA · CSLB #1128818 · as of July 3, 2026
Active · clear
Prospec INC
Needles, CA · CSLB #693664 · as of July 3, 2026
Active · clear
Prospect Aire Mechanical INC
Perris, CA · CSLB #1115798 · as of July 3, 2026
Active · clear
Prosperity Air Conditioning And Heating
Porterville, CA · CSLB #803762 · as of July 3, 2026
Active · clear
Pro-synergy Heating & Air Conditioning
Winchester, CA · CSLB #1073812 · as of July 3, 2026
Active · clear
Pro Tech Air Heating And Cooling Solutions
Cathedral City, CA · CSLB #1156679 · as of July 3, 2026
Active · clear
Pro Tech Air INC
Los Angeles, CA · CSLB #795728 · as of July 3, 2026
Active · clear
Pro-tech Appliance & Air Conditioning
Visalia, CA · CSLB #988592 · as of July 3, 2026
Active · clear
Pro Tech Heating & Ac
Gridley, CA · CSLB #1055300 · as of July 3, 2026
Active · clear
Pro-tech Mechanical Service
Rancho Cordova, CA · CSLB #1001978 · as of July 3, 2026
Active · clear
Pro Temp Mechanical INC
Santa Clara, CA · CSLB #753319 · as of July 3, 2026
Active · clear
Protemp Solutions LLC
San Diego, CA · CSLB #1157070 · as of July 3, 2026
Active · clear
Provident Refrigeration INC
Orange, CA · CSLB #835451 · as of July 3, 2026
Active · clear
Provision Heating & Air Conditioning CO
Vista, CA · CSLB #1125408 · as of July 3, 2026
Active · clear
Pro West Mechanical INC
Tustin, CA · CSLB #974570 · as of July 3, 2026
Active · clear
Doctor Home Services INC DBA PR Wave Mechanical Contractors
Vista, CA · CSLB #1089024 · as of July 3, 2026
Active · clear
Psa Prompt Service Appliances INC
Sherman Oaks, CA · CSLB #750221 · as of July 3, 2026
Active · clear
PSP Mechanical
Roseville, CA · CSLB #1112019 · as of July 3, 2026
Active · clear
Psychro Air Techs
Los Angeles, CA · CSLB #1146994 · as of July 3, 2026
Active · clear
P T Cooling & Heating
San Pablo, CA · CSLB #859036 · as of July 3, 2026
Active · clear
Jesus Baez Puerta
Desert Hot Springs, CA · CSLB #975017 · as of July 3, 2026
Active · clear
Shane Pulliam Air Conditioning
Fresno, CA · CSLB #1066227 · as of July 3, 2026
Active · clear
Pulse HVAC INC
Carmichael, CA · CSLB #1104726 · as of July 3, 2026
Active · clear
Punk Rock Plumbing Services
Rancho Cucamonga, CA · CSLB #842826 · as of July 3, 2026
Active · clear
Purcell Air Conditioning INC
Orange, CA · CSLB #915946 · as of July 3, 2026
Active · clear
Pur Climate INC
Chatsworth, CA · CSLB #1136700 · as of July 3, 2026
Active · clear
Purdy Cool - Air Conditioning And Heating
Santa Clarita, CA · CSLB #797256 · as of July 3, 2026
Active · clear
Pure Air Comfortable INC
El Cajon, CA · CSLB #1071535 · as of July 3, 2026
Active · clear
Pure Air Eco Solutions
Ridgecrest, CA · CSLB #734684 · as of July 3, 2026
Active · clear
Pure Air Heating & Cooling
Manteca, CA · CSLB #832115 · as of July 3, 2026
Active · clear
Pure Air La INC
Marina Del Rey, CA · CSLB #1099937 · as of July 3, 2026
Active · clear
Pure Air Mechanical
Sacramento, CA · CSLB #1117041 · as of July 3, 2026
Active · clear
YDK Group LLC DBA Pureair SD
Irvine, CA · CSLB #1050813 · as of July 3, 2026
Active · clear
Pure Air Solutions
San Jose, CA · CSLB #1125430 · as of July 3, 2026
Active · clear
Pure Comfort Air Conditioning
Winnetka, CA · CSLB #1145552 · as of July 3, 2026
Active · clear
Pure Comfort Heating And Cooling HVAC
Fresno, CA · CSLB #1152375 · as of July 3, 2026
Active · clear
Pure Heating And Cooling LLC
North Hills, CA · CSLB #1137279 · as of July 3, 2026
Active · clear
Pure Plumbing Solutions - Rooter
Gilroy, CA · CSLB #1050554 · as of July 3, 2026
Active · clear
Pureskyy Air Conditioning & Plumbing Repair Services CO
Palm Springs, CA · CSLB #1123008 · as of July 3, 2026
Active · clear
Purified Air Heating And Air Conditioning INC
Pasadena, CA · CSLB #1082029 · as of July 3, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 3, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.