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Licensed HVAC contractors in Pleasanton
21 contractors with a Pleasanton 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. 21 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 Pleasanton 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 21 licensed HVAC contractors
Order: A–Z by business name (neutral, stated). Showing 1–21. A C LOGIX INCORPORATED
C-20 · Lic. #814563 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
A/C GUYS COOLING AND HEATING INC
C-20 · Lic. #1036070 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ALL AIR EQUIPMENT - INSTALLATION PROFESSIONALS
C-20 · Lic. #771057 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ARRLUX INC
C-20 · also C-10 · Lic. #1124071 · Pleasanton 94588
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ART OF COMFORT
C-20 · Lic. #977736 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
B & B MECHANICAL SERVICES INC
C-20 · also C-10 · Lic. #938583 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BLOCKA CONSTRUCTION INC
C-20 · also A, B, C-10 · Lic. #679326 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COLEVAN ELECTRIC INC
C-20 · also B, C-10 · Lic. #860761 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
FINEST HEATING & AIR INC
C-20 · Lic. #1098613 · Pleasanton 94588
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
FLANDERS HEAT AND AIR SYSTEMS INC
C-20 · also B, C-4, C-36 · Lic. #677502 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
FOLSOM DAM CONSTRUCTORS JV
C-20 · also A, B, C-10, C-33… · Lic. #1105916 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
HMS AIR CONDITIONING INC
C-20 · Lic. #738988 · Pleasanton 94588
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
J E MOORE AIR CONDITIONING INC
C-20 · Lic. #283973 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
JAZZ HEATING & COOLING LLC
C-20 · also C-10, C-36 · Lic. #1125222 · Pleasanton 94588
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ONZONE HEATING & COOLING INC
C-20 · Lic. #1154419 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PASTIME MECHANICAL
C-20 · Lic. #1114975 · Pleasanton 94588
Workers' comp policy on file
Active — CSLB flag: workers' comp suspension pending
RICK'S HEATING AND AIR CONDITIONING
C-20 · Lic. #700486 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
RIVERS PLUMBING HEATING & AIR
C-20 · also C-10, C-36 · Lic. #839777 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SERVICE CHAMPIONS
C-20 · also C-2, C-10, C-36 · Lic. #817040 · Pleasanton 94588
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SPLIT SYSTEMS MECHANICAL INC
C-20 · Lic. #1144003 · Pleasanton 94566
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
WESTERN SERVICES AND WESTERN COOLING
C-20 · also B, C-36 · Lic. #999624 · Pleasanton 94588
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026