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

The California Contractors State License Board (CSLB) lists 8,995 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 1, 2026.

Showing 4,201–4,260 of 8,995 contractors

HL Mechanical INC
Sacramento, CA · CSLB #1066052 · as of July 1, 2026
Active · clear
H M A Heating & Cooling
Milpitas, CA · CSLB #977348 · as of July 1, 2026
Active · clear
HMC Air Systems
Murrieta, CA · CSLB #1052217 · as of July 1, 2026
Active · clear
HMS Air Conditioning INC
Pleasanton, CA · CSLB #738988 · as of July 1, 2026
Active · clear
HN Heating And Air Conditioning
Shafter, CA · CSLB #1106808 · as of July 1, 2026
Active · clear
HN Heating And Cooling
Roseville, CA · CSLB #1111459 · as of July 1, 2026
Active · clear
Hoang Heating And Air Conditioning
Fountain Valley, CA · CSLB #1080106 · as of July 1, 2026
Active · clear
Hockaday Heating And Air
Pioneer, CA · CSLB #1032783 · as of July 1, 2026
Active · clear
Charles Hoffman
Los Angeles, CA · CSLB #1098492 · as of July 1, 2026
Active · clear
Keith Hoffman
Huntington Beach, CA · CSLB #1025450 · as of July 1, 2026
Active · clear
Hoffman Mechanical Services INC
Bellflower, CA · CSLB #829356 · as of July 1, 2026
Active · clear
Holders Air Conditioning & Heating INC
Bakersfield, CA · CSLB #843535 · as of July 1, 2026
Active · clear
Holloway Air Systems
Riverside, CA · CSLB #941588 · as of July 1, 2026
Active · clear
Holt Heating And Air LLC
Chico, CA · CSLB #989631 · as of July 1, 2026
Active · clear
Holtz Heating & Air
Citrus Heights, CA · CSLB #1064319 · as of July 1, 2026
Active · clear
Holy Comfort HVAC
Corona, CA · CSLB #1114455 · as of July 1, 2026
Active · clear
Home Air
Morgan Hill, CA · CSLB #1056836 · as of July 1, 2026
Active · clear
Home Air Comfort INC
Tujunga, CA · CSLB #1094280 · as of July 1, 2026
Active · clear
Home Comfort Solutions
Granite Bay, CA · CSLB #969627 · as of July 1, 2026
Active · clear
Home Furnace LLC
Santa Barbara, CA · CSLB #208631 · as of July 1, 2026
Active · clear
Home Management HVAC
Desert Hot Springs, CA · CSLB #1079640 · as of July 1, 2026
Active · clear
Homepatible INC
Santa Maria, CA · CSLB #1118919 · as of July 1, 2026
Active · clear
Home Plus Heating & Air Conditioning INC
Modesto, CA · CSLB #1130586 · as of July 1, 2026
Active · clear
Homeright Heating & Air Conditioning INC
San Jose, CA · CSLB #1103854 · as of July 1, 2026
Active · clear
Home Run Heating And Air Conditioning
San Marcos, CA · CSLB #1141796 · as of July 1, 2026
Active · clear
Home Runners Heating + Air
La Puente, CA · CSLB #1086057 · as of July 1, 2026
Active · clear
Home Solutions HVAC
Rohnert Park, CA · CSLB #1130636 · as of July 1, 2026
Active · clear
Home Tech Air Systems
Glendale, CA · CSLB #1096848 · as of July 1, 2026
Active · clear
Home Temperature Pros LLC
El Cajon, CA · CSLB #1154912 · as of July 1, 2026
Active · clear
Hometown Heating And Air Conditioning
Concord, CA · CSLB #1005143 · as of July 1, 2026
Active · clear
Hometown Heating And Air INC
Modesto, CA · CSLB #1070332 · as of July 1, 2026
Active · clear
Hometown Mechanical INC
Montclair, CA · CSLB #1066366 · as of July 1, 2026
Active · clear
Home Upgrade Specialist INC
Los Angeles, CA · CSLB #1031989 · as of July 1, 2026
Active · clear
Home Warranty Pros LLC
Van Nuys, CA · CSLB #1017178 · as of July 1, 2026
Active · clear
Home Worx Heating And Cooling
Weimar, CA · CSLB #725901 · as of July 1, 2026
Active · clear
Honest Air Service
Perris, CA · CSLB #1056496 · as of July 1, 2026
Active · clear
Honest And Fair Heating And Air
Citrus Heights, CA · CSLB #1003405 · as of July 1, 2026
Active · clear
Honest Comfort Heating & Air INC
Eastvale, CA · CSLB #1143397 · as of July 1, 2026
Active · clear
Honest & Fair Heating & Air
Cathedral City, CA · CSLB #1134980 · as of July 1, 2026
Active · clear
Honest Heat And Air
Indio, CA · CSLB #996284 · as of July 1, 2026
Active · clear
Honest Pro Air Conditioning And Heating
Diamond Bar, CA · CSLB #1106190 · as of July 1, 2026
Active · clear
Honest Tech Heating And Airconditoning
El Cajon, CA · CSLB #957184 · as of July 1, 2026
Active · clear
Hongfeng You
Hacienda Heights, CA · CSLB #1148023 · as of July 1, 2026
Active · clear
Joshua Hong
Brea, CA · CSLB #1100442 · as of July 1, 2026
Active · clear
Ki Hong Airconditioning
Fullerton, CA · CSLB #984268 · as of July 1, 2026
Active · clear
Honorable Air Heating & Air Conditioning
Huntington Beach, CA · CSLB #1041270 · as of July 1, 2026
Active · clear
Honrath & Stacey INC
Richmond, CA · CSLB #338497 · as of July 1, 2026
Active · clear
Hooper Heating And Air LLC
Shingle Springs, CA · CSLB #1143809 · as of July 1, 2026
Active · clear
Kenneth P Hopkins
Riverside, CA · CSLB #969893 · as of July 1, 2026
Active · clear
Hoppers Plumbing
Auburn, CA · CSLB #872354 · as of July 1, 2026
Active · clear
Horizon Air
South Lake Tahoe, CA · CSLB #503824 · as of July 1, 2026
Active · clear
Horizon Heating & Air Conditioning INC
Anaheim, CA · CSLB #647224 · as of July 1, 2026
Active · clear
Horizon Heating And Air Conditioning
Turlock, CA · CSLB #1018400 · as of July 1, 2026
Active · clear
Horizon HVAC INC
Gardena, CA · CSLB #485684 · as of July 1, 2026
Active · clear
Horizon Mechanical And HVAC INC
Santa Clarita, CA · CSLB #969586 · as of July 1, 2026
Active · clear
Horizon Plumbing Heating & Air
Novato, CA · CSLB #885287 · as of July 1, 2026
Active · clear
Horton's Heating & Air Conditioning
Fullerton, CA · CSLB #587686 · as of July 1, 2026
Active · clear
Hoskins Mechanical Resources
Lincoln, CA · CSLB #922939 · as of July 1, 2026
Active · clear
Hoskins Plumbing
Whittier, CA · CSLB #91761 · as of July 1, 2026
Active · clear
Hotair Coldair
Templeton, CA · CSLB #882254 · as of July 1, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 1, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.