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Licensed HVAC contractors in Union City
10 contractors with a Union City 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. 10 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 Union City 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 10 licensed HVAC contractors
Order: A–Z by business name (neutral, stated). Showing 1–10. A J HEATING & COOLING INC
C-20 · also C-2 · Lic. #921382 · Union City 94587
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AIR EXCEL INC
C-20 · Lic. #894167 · Union City 94587
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ALPHA ELECTRIC AND CONSTRUCTION INC
C-20 · also B, C-10 · Lic. #987201 · Union City 94587
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AZER HEATING & COOLING
C-20 · Lic. #930848 · Union City 94587
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DYNAMIC TECHNICAL SOLUTIONS
C-20 · also B, C-36 · Lic. #826782 · Union City 94587
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EZ AIR CONTROL
C-20 · Lic. #773869 · Union City 94587
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GOSAL HEATING AND AIR CONDITIONING
C-20 · Lic. #992494 · Union City 94587
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
LUNAR AIR SYSTEMS
C-20 · Lic. #1048078 · Union City 94587
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
RABBONI MECHANICAL INC
C-20 · Lic. #896131 · Union City 94587
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
WANGS CONTRACTOR LLC
C-20 · also B, C-10, C-36, C-46 · Lic. #1144327 · Union City 94587
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026