Constantini Heating and Air Conditioning
Verified against CSLB on · View on CSLB
License details
- License number
- 434351
- License term on file
- February 4, 1983 – June 30, 2028
Business
- (707) 528 7168 (CSLB public record)
- P O BOX 4823, Santa Rosa, CA 95402Sonoma County
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What to check next
Frequently asked questions
Is Constantini Heating and Air Conditioning licensed in California?
Yes. Constantini Heating and Air Conditioning holds an active California state contractor license (CSLB #434351), verified against the CSLB public record on June 17, 2026.
What is Constantini Heating and Air Conditioning's CSLB license number?
Constantini Heating and Air Conditioning's California contractor license number is 434351. 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 Constantini Heating and Air Conditioning licensed for?
Constantini Heating and Air Conditioning is classified under Warm-Air Heating, Ventilating and Air-Conditioning (C-20) and Plumbing (C-36) by the CSLB.
How do I verify Constantini Heating and Air Conditioning's license myself?
Look up license #434351 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 #434351 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.