Best Licensed HVAC Contractors in Pleasanton, CA

23 HVAC contractors registered in Pleasanton hold current CSLB licenses, verified against official records as of August 17, 2026. The 8 below are the top-ranked, ordered by years licensed.

We earn a fee when you call businesses through numbers on this site. This never affects who is listed or how they rank.

1. 1.J E Moore Air Conditioning Inc.

   ✓ CSLB License #283973 - look up this number at CSLBInsured - NORGUARD INSURANCE COMPANYBonded - $25,000

   Verified

   August 17, 2026

   Licensed since

   1973

   Expires

   2028-07-31

   Phone

   (925) 462-9222

2. 2.Flanders Heat And Air Systems Inc.

   ✓ CSLB License #677502 - look up this number at CSLBInsured - EMPLOYERS PREFERRED INSURANCE COMPANYBonded - $25,000

   Verified

   August 17, 2026

   Licensed since

   1993

   Expires

   2027-04-30

   Phone

   (925) 461-3333

3. 3.Blocka Construction Inc.

   ✓ CSLB License #679326 - look up this number at CSLBInsured - ZURICH AMERICAN INSURANCE COMPANYBonded - $25,000

   Verified

   August 17, 2026

   Licensed since

   1993

   Expires

   2027-10-31

   Phone

   (510) 657-3686

4. 4.Rick's Heating And Air Conditioning

   ✓ CSLB License #700486 - look up this number at CSLBInsured - TECHNOLOGY INSURANCE COMPANY INCBonded - $25,000

   Verified

   August 17, 2026

   Licensed since

   1994

   Expires

   2026-12-31

   Phone

   (925) 931-9382

5. 5.Hms Air Conditioning Inc.

   ✓ CSLB License #738988 - look up this number at CSLBInsured - EMPLOYERS PREFERRED INSURANCE COMPANYBonded - $25,000

   Verified

   August 17, 2026

   Licensed since

   1997

   Expires

   2026-10-31

   Phone

   (925) 587-1957

6. 6.All Air Equipment - Installation Professionals

   ✓ CSLB License #771057 - look up this number at CSLBInsured - STATE COMPENSATION INSURANCE FUNDBonded - $25,000

   Verified

   August 17, 2026

   Licensed since

   1999

   Expires

   2027-11-30

   Phone

   (925) 462-3883

7. 7.A C Logix Incorporated

   ✓ CSLB License #814563 - look up this number at CSLBInsured - SECURITY NATIONAL INSURANCE COMPANYBonded - $25,000

   Verified

   August 17, 2026

   Licensed since

   2002

   Expires

   2027-07-31

   Phone

   (925) 846-9991

8. 8.Service Champions

   ✓ CSLB License #817040 - look up this number at CSLBInsured - A I U INSURANCE COMPANYBonded - $25,000

   Verified

   August 17, 2026

   Licensed since

   2003

   Expires

   2027-08-31

   Phone

   (925) 444-4444