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 5,221–5,280 of 8,995 contractors

Hector Lopez
Fremont, CA · CSLB #929383 · as of July 1, 2026
Active · clear
Lopez Mechanical Solutions
Menifee, CA · CSLB #1153960 · as of July 1, 2026
Active · clear
Lorenzo Heating And Air Conditioning INC
Roseville, CA · CSLB #1043945 · as of July 1, 2026
Active · clear
Los Angeles Air Department
Panorama City, CA · CSLB #958769 · as of July 1, 2026
Active · clear
Los Peak HVAC INC
Hacienda Heights, CA · CSLB #1132322 · as of July 1, 2026
Active · clear
Lotshaw Mechanical INC
Apple Valley, CA · CSLB #420827 · as of July 1, 2026
Active · clear
Lotshaw Service
Cherry Valley, CA · CSLB #995221 · as of July 1, 2026
Active · clear
Louie Louie Heating & Air INC
Fresno, CA · CSLB #1109391 · as of July 1, 2026
Active · clear
Louies Plumbing, Heating & Air
Murrieta, CA · CSLB #846496 · as of July 1, 2026
Active · clear
Louis Dean Comfort
Rohnert Park, CA · CSLB #934587 · as of July 1, 2026
Active · clear
Lou's Heating And Air Conditioning INC
Nuevo, CA · CSLB #457452 · as of July 1, 2026
Active · clear
Lovazzano HVAC INC
Hayward, CA · CSLB #942258 · as of July 1, 2026
Active · clear
Love Aire Heating And Cooling
Azusa, CA · CSLB #1076894 · as of July 1, 2026
Active · clear
Low Cost Heating And Air Conditioning INC
Murrieta, CA · CSLB #1001077 · as of July 1, 2026
Active · clear
Low Desert Heating & Cooling Refrigeration INC
Desert Hot Springs, CA · CSLB #1150246 · as of July 1, 2026
Active · clear
Lowe's Air Duct Cleaning
San Jose, CA · CSLB #1062991 · as of July 1, 2026
Active · clear
Lowrey's Heating And Air Conditioning INC
Hanford, CA · CSLB #1124496 · as of July 1, 2026
Active · clear
Loza's HVAC
Santa Ana, CA · CSLB #1006973 · as of July 1, 2026
Active · clear
LP Ac & Heating INC
Gardena, CA · CSLB #1015007 · as of July 1, 2026
Active · clear
LPP A/c And Heating Service
Northridge, CA · CSLB #1059001 · as of July 1, 2026
Active · clear
LP Quality Air
Chatsworth, CA · CSLB #1079917 · as of July 1, 2026
Active · clear
Lre Air Conditioning & Refrigeration INC
Perris, CA · CSLB #1106841 · as of July 1, 2026
Active · clear
LRG Mechanical INC
Santa Clarita, CA · CSLB #1062830 · as of July 1, 2026
Active · clear
LS Air Conditioning And Heating INC
Glendale, CA · CSLB #1046736 · as of July 1, 2026
Active · clear
L & T Air Conditioning & Heating Company INC
El Monte, CA · CSLB #509737 · as of July 1, 2026
Active · clear
Lua's Air Conditioning
Coachella, CA · CSLB #1030896 · as of July 1, 2026
Active · clear
Luas Hvac/appliance Repair
Needles, CA · CSLB #908423 · as of July 1, 2026
Active · clear
Lucky's Expert Air
Bakersfield, CA · CSLB #1088145 · as of July 1, 2026
Active · clear
Lugenbeel Mechanical Services
Chico, CA · CSLB #848565 · as of July 1, 2026
Active · clear
Lugg HVAC Services
Glendora, CA · CSLB #1153600 · as of July 1, 2026
Active · clear
Luigi Heating & Air Mechanical
Carson, CA · CSLB #992476 · as of July 1, 2026
Active · clear
Jin Tang Liu
La Puente, CA · CSLB #1141160 · as of July 1, 2026
Active · clear
Luis Gabriel Corona
Desert Hot Springs, CA · CSLB #1151550 · as of July 1, 2026
Active · clear
Luis Heating & Air Conditioning
Rialto, CA · CSLB #922432 · as of July 1, 2026
Active · clear
Luis & Rics Heating & Air Conditioning INC
Orange, CA · CSLB #967944 · as of July 1, 2026
Active · clear
James Edward Lukas
Hesperia, CA · CSLB #670664 · as of July 1, 2026
Active · clear
Lu Liang
Chino Hills, CA · CSLB #1102259 · as of July 1, 2026
Active · clear
Luna Air
Sacramento, CA · CSLB #1052577 · as of July 1, 2026
Active · clear
Luna Element Heating & Air INC
Simi Valley, CA · CSLB #1093225 · as of July 1, 2026
Active · clear
Luna Heating And Air Conditioning
Panorama City, CA · CSLB #1116105 · as of July 1, 2026
Active · clear
Luna HVAC
Marina, CA · CSLB #1138265 · as of July 1, 2026
Active · clear
Jeffrey Luna
West Sacramento, CA · CSLB #606763 · as of July 1, 2026
Active · clear
Lunar Air Services
Canoga Park, CA · CSLB #1123097 · as of July 1, 2026
Active · clear
Lunar Air Systems
Union City, CA · CSLB #1048078 · as of July 1, 2026
Active · clear
Luna's A/c & Heating
Sanger, CA · CSLB #868138 · as of July 1, 2026
Active · clear
Lund Refrigeration & Air Conditioning
Ripon, CA · CSLB #1090869 · as of July 1, 2026
Active · clear
Lunt Heating & Air Conditioning INC
Santa Rosa, CA · CSLB #822428 · as of July 1, 2026
Active · clear
Kelly Lurch Heating And Air Conditioning
Hawthorne, CA · CSLB #711699 · as of July 1, 2026
Active · clear
Lutes Air Conditioning Corp
Norco, CA · CSLB #1156503 · as of July 1, 2026
Active · clear
Luu Cuong Air Conditioning
Westminster, CA · CSLB #1084002 · as of July 1, 2026
Active · clear
Lux Air Heating & Cooling LLC
Norwalk, CA · CSLB #1122672 · as of July 1, 2026
Active · clear
Lux Air Engineering INC DBA Lux Air HVAC
Tarzana, CA · CSLB #1011572 · as of July 1, 2026
Active · clear
Lux Heating & Cooling INC
Murrieta, CA · CSLB #1145121 · as of July 1, 2026
Active · clear
Lux Metals INC
Santa Rosa, CA · CSLB #395294 · as of July 1, 2026
Active · clear
Luxurious Heating And Air Conditioning INC
Corona, CA · CSLB #1106174 · as of July 1, 2026
Active · clear
Luxury Air
Bakersfield, CA · CSLB #1122035 · as of July 1, 2026
Active · clear
Luxury Air Heating & Air Conditioning
Keyes, CA · CSLB #1112907 · as of July 1, 2026
Active · clear
Luxury Heating And Air Conditioning
Riverside, CA · CSLB #958754 · as of July 1, 2026
Active · clear
Andy Van LY
Rancho Cordova, CA · CSLB #1064926 · as of July 1, 2026
Active · clear
Lyons Elite Heating & Cooling
Palm Desert, CA · CSLB #1151669 · 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.