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Licensed HVAC contractors in Castaic
11 contractors with a Castaic 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. 11 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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Ad space · openAdvertise here
A Featured spot on this hvac page for Castaic 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 11 licensed HVAC contractors
Order: A–Z by business name (neutral, stated). Showing 1–11. ALA AIR CONDITIONING
C-20 · Lic. #1108776 · Castaic 91384
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CRAIG PAGE
C-20 · Lic. #1108850 · Castaic 91384
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
D H MECHANICAL
C-20 · Lic. #887902 · Castaic 91384
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EXCLUSIVE AC AND REFRIGERATION INC
C-20 · also C-38 · Lic. #895505 · Castaic 91384
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
HEATING,COOLING ELECTRIC
C-20 · Lic. #1047448 · Castaic 91384
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
JR HEATING AND COOLING, INC.
C-20 · Lic. #1144872 · Castaic 91384
Workers' comp policy on file
Active — CSLB flag: workers' comp suspension pending
OPTIMUS HVAC & PLUMBING INC
C-20 · also C-36 · Lic. #1055837 · Castaic 91384
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PRO AIR SOLUTIONS HVAC INC
C-20 · Lic. #1055791 · Castaic 91384
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
R R HEATING AND AIR CONDITIONING
C-20 · Lic. #923053 · Castaic 91384
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
REAL AIR HVAC
C-20 · Lic. #1082388 · Castaic 91384
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
THOMPSON TOTAL TEMP CORP
C-20 · Lic. #1124649 · Castaic 91384
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026