C-20 · Livermore, Alameda County

HVAC (Heating, Ventilating and Air-Conditioning) contractors in Livermore, CA

15 California hvac (heating, ventilating and air-conditioning) (C-20) licences in Livermore that were issued in the last six months, expire within 90 days, or had a bond, workers' comp or status change recently. 2 are not currently active. Click a licence for its bond, workers' comp and change history.

BusinessLicenceStatusIssuedExpiresNote
Air Solutions LLC1161492ActiveSep 21, 2026Sep 30, 2028New licence
Alpine Mechanical Service Company INC553780ActiveJan 13, 1989Jan 31, 2027Expiring soon
Ambient Heating And Air837170ActiveApr 27, 2004Nov 30, 2026Expiring soon
Awesome Heating And Air Conditioning INC813172ActiveSep 26, 2002Jan 31, 2027Expiring soon
Fault Line Plumbing INC737079ActiveJun 12, 1997Dec 31, 2026Expiring soon
Helfrich Refrigeration & Mechanical Services LLC1047255ActiveNov 28, 2018Nov 30, 2026Expiring soon
HVAC Service Star INC1143099SuspendedSep 5, 2025Sep 30, 2027Bond cancelled
Kell Mechanical Heating And Air Conditioning INC993569ActiveJun 12, 2014Jun 30, 2028Reinstated
Kinetics Mechanical Service INC753650ActiveSep 3, 1998Dec 31, 2026Expiring soon
Mechanical Services LLC1007708SuspendedSep 28, 2015Sep 30, 2027WC cancelled
Prime Mechanical Service INC819114ActiveApr 23, 2003Jan 31, 2027Expiring soon
RH Mechanical LLC1155766ActiveMay 27, 2026May 31, 2028New licence
Richard's Heating & Air Repair INC883458ActiveAug 30, 2006Nov 30, 2026Expiring soon
Select Mechanical INC928189ActiveJan 30, 2009Jan 31, 2027Expiring soon
TD Mechanical1161337ActiveSep 18, 2026Sep 30, 2028New licence

A C-20 licence covers heating, ventilation and air-conditioning (HVAC) systems.

Other trades in Livermore

Rasengan Data is a private service, not CSLB. Built from CSLB's public licence master file; confirm any licence free at cslb.ca.gov before hiring.