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Licensed HVAC contractors in Pacheco
9 contractors with a Pacheco 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. 9 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 Pacheco 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 9 licensed HVAC contractors
Order: A–Z by business name (neutral, stated). Showing 1–9. ARISTON HEATING AND COOLING INC
C-20 · Lic. #1026958 · Pacheco 94553
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
B Z REFRIGERATION
C-20 · also C-38 · Lic. #1004726 · Pacheco 94553
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CONNOLLY HEATING & AIR CONDITIONING
C-20 · also B · Lic. #268327 · Pacheco 94553
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CONNOLLY HEATING & AIR CONDITIONING
C-20 · Lic. #658796 · Pacheco 94553
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GB HEATING AND AIR CONDITIONING INC
C-20 · Lic. #985481 · Pacheco 94553
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
KEVIN M. SULLIVAN & ASSOCIATES INC
C-20 · also C-4, C-10, C-36, C-43 · Lic. #887975 · Pacheco 94553
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MECHPROS HEATING AND AIR CONDITIONING
C-20 · also C-46 · Lic. #996940 · Pacheco 94553
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SHANAHAN BENNETT CORPORATION
C-20 · also B, C-10 · Lic. #822991 · Pacheco 94553
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
TEMPERATURE TECHNOLOGY INCORPORATED
C-20 · Lic. #757339 · Pacheco 94553
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026