California › Los Angeles County › HVAC › Pasadena
Licensed HVAC contractors in Pasadena
46 contractors with a Pasadena 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. 45 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 Pasadena 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 $49/mo. Join the waitlist →
All 46 licensed HVAC contractorsOrder: A–Z by business name (neutral, stated). Showing 1–46.
ACCESS HEATING AND AIR CONDITIONING INC
C-20 · Lic. #918539 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ACCO ENGINEERED SYSTEMS
C-20 · also A, B, C-4, C-10… · Lic. #120696 · Pasadena 91101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ACCO-WILSON, INC
C-20 · also B, C-4, C-10, C-16… · Lic. #1042403 · Pasadena 91101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ACSCO,INC
C-20 · Lic. #731997 · Pasadena 91109
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ADVANCED CENTRIFUGAL SYSTEMS INC
C-20 · Lic. #850654 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AES INDUSTRIAL INC
C-20 · also A, B, C-4, C-34… · Lic. #1049754 · Pasadena 91101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AIR COMFORT EXPERTS
C-20 · Lic. #1062708 · Pasadena 91106
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AIR CONDITIONING COMPANY INC
C-20 · also B, C-4, C-10, C-36… · Lic. #819862 · Pasadena 91101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AIR-TECH AIR CONDITIONING & HEATING INC
C-20 · Lic. #541161 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AJAMIAN GROUP
C-20 · also B, C-10, C-36 · Lic. #988478 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AMC AJEMIAN MECHANICAL CORPORATION
C-20 · also C-10, C-38 · Lic. #457342 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COMMERCIAL AIR SYSTEMS INC
C-20 · Lic. #1027008 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CONSOLIDATED MECHANICAL AIR CONDITIONING & HEATING INC
C-20 · Lic. #732589 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
E Z BREEZE
C-20 · Lic. #1100142 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ELECTRICAL AND HVAC PROS INC
C-20 · also C-10 · Lic. #1055151 · Pasadena 91104
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
FINE AIR HEATING AND COOLING
C-20 · Lic. #1091770 · Pasadena 91106
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GEO H WILSON MECHANICAL CONTRACTORS
C-20 · also B, C-4, C-10, C-16… · Lic. #950443 · Pasadena 91101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GEORGE HANEY & SON INC
C-20 · Lic. #329449 · Pasadena 91103
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
HEAT PUMP EXPERTS INC
C-20 · Lic. #1160746 · Pasadena 91106
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
HP HEATING AND COOLING INC
C-20 · Lic. #1102659 · Pasadena 91104
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ICEBERG HEATING & AIR CONDITIONING INC
C-20 · also B, C-10 · Lic. #893557 · Pasadena 91104
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ICONSTRUCT INC
C-20 · also B, C-10 · Lic. #942726 · Pasadena 91101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
JOHNNY'S AIR CONDITIONING SERVICES
C-20 · Lic. #554354 · Pasadena 91104
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
JOHNNY'S AIR CONDITIONING SERVICES INC
C-20 · Lic. #732339 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
KALEESI AIR
C-20 · Lic. #1005492 · Pasadena 91104
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
KAV AIR-HEATING & AIR CONDITIONING
C-20 · Lic. #733069 · Pasadena 91104
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
L E DIMIT PLUMBING AND HEATING CO
C-20 · also B, C-36 · Lic. #243853 · Pasadena 91342
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
LEEDCO TECH INC
C-20 · also A, B, C-10, C-42 · Lic. #1069862 · Pasadena 91101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
M H HART PLUMBING HEATING & AIR CONDITIONING INC
C-20 · also C-36 · Lic. #798223 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
METROPOLITAN HEATING & AIR CONDITIONING INC
C-20 · also C-43 · Lic. #722516 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MSB CONSTRUCTORS INC
C-20 · also A, B · Lic. #941037 · Pasadena 91101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MULTI AIR SERVICE LLC
C-20 · Lic. #1026812 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
NEW CENTURY HVAC INC
C-20 · Lic. #1079491 · Pasadena 91104
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PIONEERS HEATING AND AIR INC
C-20 · Lic. #1091498 · Pasadena 91106
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PREMIER HEATING AND AIR
C-20 · Lic. #949130 · Pasadena 91104
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PURIFIED AIR HEATING AND AIR CONDITIONING INC
C-20 · Lic. #1082029 · Pasadena 91105
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SAUER AIR
C-20 · also B · Lic. #877141 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SUNBELT CONTROLS INC
C-20 · also B · Lic. #800423 · Pasadena 91101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SUPER DUPER PLUMBING
C-20 · also C-21, C-36 · Lic. #1125406 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
T & R HVAC INC
C-20 · Lic. #1123243 · Pasadena 91103
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
TEMP KINGS AIR
C-20 · also C-36 · Lic. #1135339 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
TERRY'S A/C LLC
C-20 · Lic. #1133813 · Pasadena 91106
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
THERMAL AIR CONDITIONING INC
C-20 · Lic. #845095 · Pasadena 91117
Workers' comp: via leasing/temp firm
✓License Verified CSLB file · Oct 20, 2026
THERMAL TECH HEATING & AIR
C-20 · Lic. #1142549 · Pasadena 91107
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
VALID MECHANICAL SERVICES
C-20 · Lic. #441012 · Pasadena 91101
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
WIRED MECHANICAL INC
C-20 · also C-10 · Lic. #943491 · Pasadena 91104
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026