Contractor License Proof

Duct Doctor Inc the

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1104520
Status
Active
Classifications
C-20 · Warm-Air Heating, Ventilating and Air-Conditioning
Contractor bond
$25,000
Workers' comp
Covered
License term on file
May 9, 2023 – May 31, 2027

Business

  • (707) 490 2722 (CSLB public record)
  • 720 BLOSSOM WAY, Santa Rosa, CA 95401Sonoma County

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Frequently asked questions

Is Duct Doctor Inc the licensed in California?

Yes. Duct Doctor Inc the holds an active California state contractor license (CSLB #1104520), verified against the CSLB public record on June 17, 2026.

What is Duct Doctor Inc the's CSLB license number?

Duct Doctor Inc the's California contractor license number is 1104520. 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 Duct Doctor Inc the licensed for?

Duct Doctor Inc the is classified under Warm-Air Heating, Ventilating and Air-Conditioning (C-20) by the CSLB.

How do I verify Duct Doctor Inc the's license myself?

Look up license #1104520 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 #1104520 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.