Contractor License Proof

GB Mechanical HVAC Co

Licensed

Verified against CSLB on · View on CSLB

License details

License number
918728
Status
Active
Classifications
C-20 · Warm-Air Heating, Ventilating and Air-ConditioningC-4 · Boiler, Hot-Water Heating and Steam Fitting
Contractor bond
$25,000
Workers' comp
Covered
License term on file
July 7, 2008 – July 31, 2026

Business

  • (415) 699 3983 (CSLB public record)
  • 430 44TH AVENUE #305, San Francisco, CA 94121San Francisco County

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Frequently asked questions

Is GB Mechanical HVAC Co licensed in California?

Yes. GB Mechanical HVAC Co holds an active California state contractor license (CSLB #918728), verified against the CSLB public record on June 17, 2026.

What is GB Mechanical HVAC Co's CSLB license number?

GB Mechanical HVAC Co's California contractor license number is 918728. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.

What kind of work is GB Mechanical HVAC Co licensed for?

GB Mechanical HVAC Co is classified under Warm-Air Heating, Ventilating and Air-Conditioning (C-20) and Boiler, Hot-Water Heating and Steam Fitting (C-4) by the CSLB.

How do I verify GB Mechanical HVAC Co's license myself?

Look up license #918728 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of June 17, 2026.

Verify it yourself: How to verify a California contractor license · Look up #918728 on CSLB

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See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.