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Licensed HVAC contractors in Duarte
9 contractors with a Duarte 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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A Featured spot on this hvac page for Duarte 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 Duarte 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. AGAPE AIR CONDITION & HEATING INC
C-20 · Lic. #1004863 · Duarte 91010
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DAVID GRANILLO
C-20 · Lic. #841662 · Duarte 91010
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GREGORY RETZEPIS DBA GR PLUMBING & HEATING
C-20 · also C-36 · Lic. #492976 · Duarte 91010
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
KLINE'S KUSTOM HEATING & AIR INC
C-20 · Lic. #519892 · Duarte 91010
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MARCO'S HEATING AND AIR
C-20 · also C-38 · Lic. #727611 · Duarte 91010
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PRIMARY AIR INC
C-20 · Lic. #1127098 · Duarte 91009
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SEVAG ARMOUDIKIAN
C-20 · Lic. #1105756 · Duarte 91010
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
TEMPRO REFRIGERATION INC
C-20 · also C-38 · Lic. #947810 · Duarte 91010
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
WINEGARD ENERGY INC
C-20 · also B, C-2, C-10, C-36… · Lic. #706874 · Duarte 91010
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026