California › Los Angeles County › HVAC › San Dimas
Licensed HVAC contractors in San Dimas
22 contractors with a San Dimas 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. 21 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.
FeaturedAds · paid placement
Ad space · openAdvertise here
A Featured spot on this hvac page for San Dimas 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 →
Ad space · openAdvertise here
A Featured spot on this hvac page for San Dimas 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 22 licensed HVAC contractors
Order: A–Z by business name (neutral, stated). Showing 1–22. ADVANCED PLUMBING HEATING AND AIR CONDITIONING INC
C-20 · also C-36 · Lic. #1054566 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ARSENAL HVAC INC
C-20 · Lic. #1107476 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ATHENA ENGINEERING INC
C-20 · also B, C-4, C-7, C-10… · Lic. #523044 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COMFORT DEMAND MECHANICAL SERVICES
C-20 · also B · Lic. #983870 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DAN MULLER HEATING AND AIR CONDITIONING
C-20 · Lic. #943592 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DANIEL MONTES & SON AIR CONDITIONING AND HEATING
C-20 · Lic. #647493 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DDAC SERVICES INC
C-20 · also B · Lic. #1135401 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DMS AIR INC
C-20 · Lic. #1086341 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EASY BREEZY AIR INC
C-20 · Lic. #1116043 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EDWIN URBINA
C-20 · Lic. #912215 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EQUAL AIR BALANCE
C-20 · Lic. #1006492 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
FRANKLIN HEATING AND AIR CONDITIONING
C-20 · Lic. #1046848 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
H P MECHANICAL INC
C-20 · also C-10 · Lic. #856371 · San Dimas 91773
Workers' comp: via leasing/temp firm
✓License Verified CSLB file · Oct 20, 2026
J B KITCHENS BATHS & DESIGN INC
C-20 · also B, C-36 · Lic. #730976 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MARTIN E WADE
C-20 · Lic. #411004 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MARTINEZ CLIMATE CONTROL
C-20 · Lic. #922415 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PREMIER AIR CONDITIONING INC
C-20 · Lic. #1015193 · San Dimas 91773
Workers' comp policy on file
Active — CSLB flag: workers' comp suspension pending
R C S
C-20 · Lic. #919205 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
RAIN BOW HEATING & AIR INC
C-20 · Lic. #613976 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SCHULTZ ELECTRIC
C-20 · also C-10 · Lic. #762677 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
WARD'S HEATING & AIR CONDITIONING
C-20 · also C-43 · Lic. #254919 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
WESTERN AIR MECHANICAL
C-20 · Lic. #1007340 · San Dimas 91773
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026