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 4, 2026.

Showing 8,401–8,460 of 8,930 contractors

XR Air Conditioning & Heating INC
Northridge, CA · CSLB #1146181 · as of July 4, 2026
Active · clear
Xtra Air Comfort
Highland, CA · CSLB #946649 · as of July 4, 2026
Active · clear
Xtreme Air
Buena Park, CA · CSLB #1099874 · as of July 4, 2026
Active · clear
Xtreme Air Technologies INC
Oak Hills, CA · CSLB #878051 · as of July 4, 2026
Active · clear
Xtreme Climate Systems
Spring Valley, CA · CSLB #994822 · as of July 4, 2026
Active · clear
Xtreme Heating & Air Conditioning INC
Temecula, CA · CSLB #802423 · as of July 4, 2026
Active · clear
Xtreme Heating And Air Conditioning
Temecula, CA · CSLB #1146297 · as of July 4, 2026
Active · clear
Xtreme Mechanical/sale & Service
Sacramento, CA · CSLB #1095738 · as of July 4, 2026
Active · clear
Xuiwei Xu Heating And Ac
Alhambra, CA · CSLB #1088554 · as of July 4, 2026
Active · clear
Yaeger Services INC
Orange, CA · CSLB #903595 · as of July 4, 2026
Active · clear
Yang's Heating & Cooling
San Jose, CA · CSLB #673193 · as of July 4, 2026
Active · clear
Yang's HVAC
Long Beach, CA · CSLB #1126062 · as of July 4, 2026
Active · clear
Yantzer Brothers Heating And Air INC
Westlake Village, CA · CSLB #989963 · as of July 4, 2026
Active · clear
Yates Air Conditioning & Heating
Bakersfield, CA · CSLB #734781 · as of July 4, 2026
Active · clear
Yboa HVAC Mechanical INC
Los Angeles, CA · CSLB #1113851 · as of July 4, 2026
Active · clear
Y & D Heat & Air INC
Irvine, CA · CSLB #1044872 · as of July 4, 2026
Active · clear
Yeany Air Conditioning And Heating
North Hills, CA · CSLB #438910 · as of July 4, 2026
Active · clear
Year Round Heating & Air Conditioning LLC
Redlands, CA · CSLB #1051175 · as of July 4, 2026
Active · clear
Yeazel Heating & Air
El Cajon, CA · CSLB #1017516 · as of July 4, 2026
Active · clear
Yeti Air
Upland, CA · CSLB #1106311 · as of July 4, 2026
Active · clear
Yeti Air Conditioning And Heating
Perris, CA · CSLB #1142505 · as of July 4, 2026
Active · clear
YF HVAC
El Monte, CA · CSLB #1128450 · as of July 4, 2026
Active · clear
Ynot Heating And Air
Antioch, CA · CSLB #940610 · as of July 4, 2026
Active · clear
Yonan's Heating & Cooling
Modesto, CA · CSLB #1094528 · as of July 4, 2026
Active · clear
Elias Yorba
Long Beach, CA · CSLB #993515 · as of July 4, 2026
Active · clear
Yorba Linda Air Conditioning INC
Yorba Linda, CA · CSLB #1122870 · as of July 4, 2026
Active · clear
York Appliances & Hvacr
Los Angeles, CA · CSLB #999993 · as of July 4, 2026
Active · clear
Yosemite Air
Oakhurst, CA · CSLB #848188 · as of July 4, 2026
Active · clear
You Are #1 Air Conditioning
Westminster, CA · CSLB #1092058 · as of July 4, 2026
Active · clear
Young Air INC
Lompoc, CA · CSLB #949207 · as of July 4, 2026
Active · clear
Youngman's Mechanical
Rialto, CA · CSLB #805288 · as of July 4, 2026
Active · clear
Your Choice Air Conditioning & Heating
Bakersfield, CA · CSLB #1114616 · as of July 4, 2026
Active · clear
Your Heating And Ac Guy
Orange, CA · CSLB #1128905 · as of July 4, 2026
Active · clear
Yourk Heating And Air Conditioning
Modesto, CA · CSLB #920797 · as of July 4, 2026
Active · clear
Your Season INC
Glendale, CA · CSLB #1152988 · as of July 4, 2026
Active · clear
Your Team Heating And Air
Sheridan, CA · CSLB #1053326 · as of July 4, 2026
Active · clear
YQ Air Condition Solution
Diamond Bar, CA · CSLB #1077548 · as of July 4, 2026
Active · clear
Y & T Sheet Metal
Orangevale, CA · CSLB #620147 · as of July 4, 2026
Active · clear
Yucaipa Valley Mechanical LLC
Yucaipa, CA · CSLB #1144164 · as of July 4, 2026
Active · clear
Yusonx INC
Eastvale, CA · CSLB #1111157 · as of July 4, 2026
Active · clear
Yuze Air Conditioning
Diamond Bar, CA · CSLB #1086305 · as of July 4, 2026
Active · clear
Z3 Mechanical
Reno, CA · CSLB #1143014 · as of July 4, 2026
Active · clear
Zach's Air Conditioning & Heating
Foresthill, CA · CSLB #993629 · as of July 4, 2026
Active · clear
Zach Taylor Heating And Air LLC
La Verne, CA · CSLB #1131483 · as of July 4, 2026
Active · clear
Zack Heating Air & Plumbing
Del Mar, CA · CSLB #986356 · as of July 4, 2026
Active · clear
Zacs Air Systems
Merced, CA · CSLB #1080249 · as of July 4, 2026
Active · clear
Zafi Air Conditioning And Consulting INC
Montclair, CA · CSLB #1089147 · as of July 4, 2026
Active · clear
Z Air Conditioning & Heating
Los Angeles, CA · CSLB #499298 · as of July 4, 2026
Active · clear
Zamano Heating & Air
Downey, CA · CSLB #960265 · as of July 4, 2026
Active · clear
Zambrano HVAC INC
Paso Robles, CA · CSLB #1106008 · as of July 4, 2026
Active · clear
Zapata's Heating And Air INC
San Rafael, CA · CSLB #1026275 · as of July 4, 2026
Active · clear
Zenda Heating & Sheet Metal INC
Marina, CA · CSLB #800456 · as of July 4, 2026
Active · clear
Zepeda Air Conditioning
Indio, CA · CSLB #814359 · as of July 4, 2026
Active · clear
Zephyr Climate Solutions
Felton, CA · CSLB #1072237 · as of July 4, 2026
Active · clear
Zephyr Heating & Air LLC
Northridge, CA · CSLB #958450 · as of July 4, 2026
Active · clear
Zero To 100 Heating & Ac INC
Redlands, CA · CSLB #1148981 · as of July 4, 2026
Active · clear
ZF Heating & Cooling
Concord, CA · CSLB #1149602 · as of July 4, 2026
Active · clear
ZF HVAC Expert Services
Chino, CA · CSLB #1144511 · as of July 4, 2026
Active · clear
Huaie Zhang
Temple City, CA · CSLB #1092806 · as of July 4, 2026
Active · clear
Zhao David Haiming
San Francisco, CA · CSLB #1140992 · as of July 4, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 4, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.