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Licensed HVAC contractors in Oak Park
5 contractors with a Oak Park 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. 5 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 Oak Park 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 Oak Park 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 5 licensed HVAC contractors
Order: A–Z by business name (neutral, stated). Showing 1–5. CASINO HEATING AND AIR CONDITIONING INC
C-20 · Lic. #980382 · Oak Park 91377
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
HIGHLAND AIR LLC
C-20 · Lic. #1072783 · Oak Park 91377
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PARUS HVAC SERVICES
C-20 · also C-38 · Lic. #1144067 · Oak Park 91377
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SMART HVAC SOLUTIONS
C-20 · Lic. #1071999 · Oak Park 91377
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
TITAN A/C
C-20 · Lic. #1070624 · Oak Park 91377
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026