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Licensed HVAC contractors in San Mateo
19 contractors with a San Mateo 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. 18 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 San Mateo 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 19 licensed HVAC contractors
Order: A–Z by business name (neutral, stated). Showing 1–19. ACE HEATING & AIR CONDITIONING INC
C-20 · also C-36 · Lic. #794984 · San Mateo 94402
Workers' comp: via leasing/temp firm
✓License Verified CSLB file · Oct 20, 2026
ADVANCED SOLUTIONS HEATING AND AIR CONDITIONING INC
C-20 · Lic. #842594 · San Mateo 94403
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
AIR TEMP COMPANY
C-20 · also B, C-10, C-38, C-46 · Lic. #889684 · San Mateo 94403
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BAYHILL HEAT & AIR INC
C-20 · Lic. #917996 · San Mateo 94402
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CAL STATE HVAC
C-20 · Lic. #965710 · San Mateo 94402
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CARY WING PLUMBING & FIRE PROTECTION INC
C-20 · also C-4, C-16, C-36 · Lic. #815871 · San Mateo 94401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COMFORT ZONE HEATING & AIR CONDITIONING CO
C-20 · Lic. #898653 · San Mateo 94401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CONTROL POINT AIR
C-20 · Lic. #1068207 · San Mateo 94401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CP MECHANICAL
C-20 · Lic. #558197 · San Mateo 94402
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EXPRESS HOMESERVICES CORPORATION
C-20 · also A, B, C-36 · Lic. #1142221 · San Mateo 94401
Workers' comp policy on file
Active — CSLB flag: workers' comp suspension pending
GROVISORS INC
C-20 · also C-10, C-39 · Lic. #1146325 · San Mateo 94403
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
J W MCCLENAHAN CO
C-20 · also C-4, C-36, C-42, C-60 · Lic. #308818 · San Mateo 94403
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
JC HVAC SERVICE
C-20 · Lic. #1052029 · San Mateo 94401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
KISSCO CONTROL SYSTEMS INC
C-20 · also C-10 · Lic. #801215 · San Mateo 94402
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
LINDSTROM CO
C-20 · also B, C-4, C-36 · Lic. #244500 · San Mateo 94401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MAYEN HVAC SERVICES
C-20 · Lic. #978201 · San Mateo 94401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
RUSH AIR MECHANICAL
C-20 · Lic. #1010774 · San Mateo 94401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SAM'S REFRIGERATION
C-20 · also C-38 · Lic. #1121437 · San Mateo 94402
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
TECHPRO BUILDERS INC
C-20 · also B · Lic. #860715 · San Mateo 94403
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026