California › San Diego County › HVAC › San Diego
Licensed HVAC contractors in San Diego
236 contractors with a San Diego mailing address hold an active (CLEAR) CSLB C-20 Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) license in CSLB's license file dated Oct 20, 2026. 227 of them show a workers' comp policy on file. Get quotes from up to 3 of them →
Heating and air conditioning work calls for a C-20 license. CSLB requires C-20 licensees to carry workers' compensation even if they have no employees, so check that a policy is on file.
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A Featured spot on this hvac page for San Diego is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $149/mo. Join the waitlist →
All 236 licensed HVAC contractorsOrder: A–Z by business name (neutral, stated). Showing 1–100.
3 - D ENTERPRISES INCORPORATED
C-20 · also A, B, C-8, C-10… · Lic. #621125 · San Diego 92123
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
4 M MECHANICAL INC
C-20 · Lic. #1159043 · San Diego 92101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
5 S CONTRACTING INC DBA LANDMARK MECHANICAL
C-20 · Lic. #1085295 · San Diego 92111
Workers' comp: via leasing/temp firm
✓License Verified CSLB file · Oct 20, 2026
A / C MECHANICAL SOL INC
C-20 · Lic. #923310 · San Diego 92126
Workers' comp: via leasing/temp firm
✓License Verified CSLB file · Oct 20, 2026
A C & H MECHANICAL CORP
C-20 · Lic. #1023907 · San Diego 92114
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
A G R MECHANICAL
C-20 · Lic. #978327 · San Diego 92105
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
A O REED & CO LLC
C-20 · also A, B, C-4, C-16… · Lic. #7731 · San Diego 92111
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ABC HEATING & AIR
C-20 · Lic. #1135277 · San Diego 92117
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ABM BUILDING SERVICES LLC
C-20 · also B · Lic. #991748 · San Diego 92123
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ACE CONTRACTORS
C-20 · Lic. #1031362 · San Diego 92109
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ACE GROUP KI LLC
C-20 · also B · Lic. #1101525 · San Diego 92101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AERCO SYSTEMS LLC
C-20 · also C-4 · Lic. #1084381 · San Diego 92110
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AERIS MECHANICAL INC
C-20 · Lic. #981088 · San Diego 92129
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AFFORDABLE SERVICE APPLIANCE INC
C-20 · Lic. #893403 · San Diego 92129
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AGAIR ENTERPRISES INC
C-20 · Lic. #1092828 · San Diego 92122
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AHRENS MECHANICAL
C-20 · also A, B, C-4, C-10… · Lic. #957287 · San Diego 92108
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AIR LOGIK
C-20 · Lic. #883537 · San Diego 92120
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AIR PLUS HEATING & COOLING
C-20 · Lic. #616223 · San Diego 92123
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AIR SUPPORT HEATING & AIR CONDITIONING
C-20 · Lic. #919823 · San Diego 92114
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AIR TECH MECHANICAL
C-20 · Lic. #1115232 · San Diego 92101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AIRMAXX INC
C-20 · also C-10 · Lic. #915327 · San Diego 92127
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AKAE BUILDER
C-20 · also B, C-36, C-42 · Lic. #1008370 · San Diego 92082
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ALLTECH SOLAR INC
C-20 · also B, C-10, C-46 · Lic. #713479 · San Diego 92122
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AMBIENT HEATING & AIR CONDITIONING
C-20 · Lic. #856050 · San Diego 92117
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AMERICA HEATING AND AIR CONDITIONING
C-20 · Lic. #975037 · San Diego 92149
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AMERICAN ACE PLUMBING AND DRAIN
C-20 · also C-36 · Lic. #974726 · San Diego 92129
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AMERICAN CONSTRUCTION
C-20 · also B, C-10, C-36 · Lic. #1028305 · San Diego 92115
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AMP HVAC
C-20 · Lic. #1156795 · San Diego 92139
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ANDRADE COOLING AND HEATING
C-20 · Lic. #1147575 · San Diego 92130
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
APEX MECHANICAL SYSTEMS INC
C-20 · also C-36 · Lic. #831345 · San Diego 92121
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ARCTIC AIRFLOW HEATING & AIR CONDITIONING INC
C-20 · Lic. #1100944 · San Diego 92114
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ARGO PERFORMANCE LTD
C-20 · also C-7, C-10, D-62 · Lic. #1008535 · San Diego 92117
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ASCEND PLUMBING INC
C-20 · also C-36 · Lic. #1066861 · San Diego 92109
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ATLAS HVAC INC
C-20 · also C-36 · Lic. #955327 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ATLAS MECHANICAL INC
C-20 · also C-36 · Lic. #622960 · San Diego 92121
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ATS HEATING AND AIR CORP
C-20 · Lic. #1004762 · San Diego 92127
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
B S D BUILDERS INC
C-20 · also A, B, C-2, C-4… · Lic. #879719 · San Diego 92111
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BECERRA'S HVAC LLC
C-20 · also B · Lic. #822554 · San Diego 92101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BILL HOWE HEATING & AIR CONDITIONING INC
C-20 · Lic. #906704 · San Diego 92123
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BIOSOURCES INC
C-20 · also B, C-10 · Lic. #737988 · San Diego 92122
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BLUE MOUNTAIN HEATING AND COOLING
C-20 · also C-10 · Lic. #1068368 · San Diego 92131
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BLUEBAY MECHANICAL
C-20 · Lic. #1148556 · San Diego 92101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BLUES ELECTRIC
C-20 · also C-10 · Lic. #1062983 · San Diego 92122
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BOB JENSON AIR CONDITIONING INC
C-20 · also C-36 · Lic. #340838 · San Diego 92111
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BUCKLAND REFRIGERATION INC
C-20 · also C-38 · Lic. #1020209 · San Diego 92154
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BUILD BROTHERS INC
C-20 · also B, C-10, C-39 · Lic. #992345 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BURTEK ENERGY LLC
C-20 · also A, B, C-10, C-46 · Lic. #1019515 · San Diego 92064
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BY THE BOOK PLUMBING HEATING AIR CONDITIONING
C-20 · also C-36 · Lic. #1078955 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
C & S D CONSTRUCTION INC
C-20 · also B · Lic. #820013 · San Diego 92110
Workers' comp: via leasing/temp firm
✓License Verified CSLB file · Oct 20, 2026
CAL - COOL MECHANICAL
C-20 · also C-38, C-55 · Lic. #741451 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CALEB SEELINGER
C-20 · Lic. #1123729 · San Diego 92150
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CALIFORNIA COMFORT PROS
C-20 · Lic. #1163087 · San Diego 92104
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CASABLANCA HEATING & AIR CONDITIONING INC
C-20 · Lic. #526487 · San Diego 92107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CASPIAN GLORY INC
C-20 · Lic. #1113447 · San Diego 92128
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CASS PLUMBING & HEATING
C-20 · also C-8, C-16, C-36 · Lic. #140162 · San Diego 92107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CASTLE COMFORT
C-20 · also C-36 · Lic. #1034840 · San Diego 92108
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CELSIUS MECHANICAL
C-20 · Lic. #1129053 · San Diego 92154
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CFM SYSTEMS INC DBA CHILL FACTOR MECHANICAL
C-20 · Lic. #961322 · San Diego 92105
Workers' comp: via leasing/temp firm
✓License Verified CSLB file · Oct 20, 2026
CHRIS COOLING & HEATING
C-20 · Lic. #1161474 · San Diego 92174
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CLASSIC PLUMBING HEATING & AIR
C-20 · also C-36 · Lic. #1143182 · San Diego 92114
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CLIMATE HEATING AND AIR CONDITIONING INC
C-20 · also C-38 · Lic. #1048200 · San Diego 92154
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CLIMATE PARADISE
C-20 · Lic. #1134279 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COLEPEPPER PLUMBING INC
C-20 · also C-36 · Lic. #999813 · San Diego 92127
Workers' comp: via leasing/temp firm
✓License Verified CSLB file · Oct 20, 2026
COLLINS PACIFIC PLUMBING INC
C-20 · also C-36 · Lic. #567701 · San Diego 92121
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COMFORT AIR CONDITIONING AND HEATING
C-20 · Lic. #1075238 · San Diego 92123
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COMFORT CITY MECHANICAL INC
C-20 · also C-36 · Lic. #1039387 · San Diego 92102
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COMMUNICATION WIRING SPECIALISTS INC
C-20 · also C-7, C-10, C-36 · Lic. #623901 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CONTINENTAL CONSTRUCTION & DEVELOPMENT
C-20 · also B, C-10, C-16, C-36 · Lic. #867434 · San Diego 92129
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COOL GUYS
C-20 · Lic. #1156890 · San Diego 92101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COOL WITH BROWNS HVAC
C-20 · Lic. #1112905 · San Diego 91977
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COOLFIX PRO INC
C-20 · Lic. #1132907 · San Diego 92119
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COOPER MECHANICAL INC
C-20 · also B · Lic. #967573 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COUNTY BURNER AND MACHINERY CORP
C-20 · also C-4, D-21 · Lic. #324821 · San Diego 92111
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COURTESY PLUMBING INC
C-20 · also B, C-36 · Lic. #910268 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CROSS BREEZE HEATING & AIR
C-20 · Lic. #1055889 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CUSTOM HEATING AND AIR INC
C-20 · Lic. #819484 · San Diego 92131
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
D C A C AIR CONDITIONING
C-20 · Lic. #1014884 · San Diego 92110
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DAY TO DAY HEATING AND COOLING
C-20 · Lic. #1082620 · San Diego 92117
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DISPATCH HEATING, AIR CONDITIONING & REFRIGERATION
C-20 · Lic. #1130496 · San Diego 92114
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DMA MECHANICAL INC
C-20 · Lic. #1071053 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DMC CONTRACTORS
C-20 · also B · Lic. #1115189 · San Diego 92139
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DRE'S HEATING & A / C
C-20 · Lic. #826794 · San Diego 92102
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DUCT DYNASTY HEATING & AIR
C-20 · Lic. #1010169 · San Diego 92120
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DUWRIGHT CONSTRUCTION INC
C-20 · also A, B, C-4, C-10 · Lic. #945172 · San Diego 92111
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
E T S AIR INC
C-20 · also C-10 · Lic. #1015702 · San Diego 92131
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
E Z BREEZY CONTRACTORS
C-20 · also B, C-10, C-36 · Lic. #1059606 · San Diego 92111
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EB MECHANICAL SERVICES INC
C-20 · Lic. #1133954 · San Diego 92102
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ECO SERVICES
C-20 · also B, C-2, C-10, C-36… · Lic. #290497 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ECOTECH PRO INC
C-20 · also B, C-17 · Lic. #1142815 · San Diego 92154
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EDDIE ORTEGA GLOBAL DEVELOPMENT
C-20 · also B · Lic. #827571 · San Diego 92107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ELITE MECHANICAL
C-20 · Lic. #1051095 · San Diego 92154
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EMPIRE SPECIALTIES
C-20 · also B, C-2, C-9, C-36… · Lic. #991212 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ENVIROTECH INC
C-20 · also B, C-4, C-7, C-43 · Lic. #684671 · San Diego 92126
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ESSENTIAL HEATING AND AIR CONDITIONING
C-20 · Lic. #1087501 · San Diego 92120
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EVARYTHING INC DBA ESSENTIAL PLUMBING
C-20 · also C-36 · Lic. #912213 · San Diego 92110
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EVERLAST HVAC CORP HEATING COOLING AND AIR CONDITIONING
C-20 · Lic. #1154898 · San Diego 92116
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EVO AIR
C-20 · also C-36 · Lic. #1032644 · San Diego 92129
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EXPRESS PLUMBING HEATING AND AIR INC
C-20 · also C-36, D-35 · Lic. #954579 · San Diego 92131
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EXTREME AIR
C-20 · Lic. #681131 · San Diego 92117
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
FABULOUS HOMES HEATING & AIR
C-20 · Lic. #1024379 · San Diego 92115
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026