Duct Doctor INC the, C-20 HVAC Contractor in Santa Rosa, CA
Duct Doctor INC the operating as a corporation holds an active California contractor license (CSLB #1104520), valid through May 31, 2027. First issued in 2023, the license has been on the CSLB roster for 3 years. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from Fire Insurance Exchange. The business is based in Santa Rosa, in Sonoma County, California.
- License Number
- 1104520
- Issued
- May 9, 2023
- Status
- CLEAR
- Expires
- May 31, 2027
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100745647
- Effective
- May 5, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Fire Insurance Exchange
- Policy Number
- B09510857
- Effective
- Jan 10, 2026
- Expires
- Jan 10, 2027
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Duct Doctor INC the licensed in California?
Yes. Duct Doctor INC the holds California Contractors State License Board license number 1104520, which is active and in good standing. The license was first issued on May 9, 2023. It is valid through May 31, 2027.
What does Duct Doctor INC the specialize in?
Duct Doctor INC the is licensed for one CSLB classification: C-20 HVAC Contractor.
Where is Duct Doctor INC the headquartered?
Duct Doctor INC the is headquartered at 720 Blossom Way, Santa Rosa, CA 95401, in Sonoma County, California.
Does Duct Doctor INC the have an active surety bond on file with CSLB?
Yes. Duct Doctor INC the has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Duct Doctor INC the carry workers' compensation coverage?
Yes. Duct Doctor INC the carries active workers' compensation coverage through Fire Insurance Exchange.
How do I verify Duct Doctor INC the's contractor license?
You can verify Duct Doctor INC the's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1104520.
- Bond activeMay 5, 2023
- License issuedMay 9, 2023
- WC coverage startsJan 10, 2026
- WC expiresJan 10, 2027
- License expiresMay 31, 2027
- Ongaro & Sons#215233Petaluma·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Tri-County Heating and Sheet Metal INC#212733Petaluma·C-20 HVAC Contractor
- Action Plumbing and Heating Maintenance#325110Santa Rosa·C-20 HVAC Contractor
- California Heating & Air Conditioning#322256Santa Rosa·C-20 HVAC Contractor
- Adams Refrigeration Service INC A California Corporation#279103Petaluma·C-20 HVAC Contractor
- C B S Plumbing & Heating INC#294171Santa Rosa·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Etchell Bob Plumbing & Heating#267201Healdsburg·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Masterson Bryan Enterprises#271933Petaluma·A General Engineering Contractor
Working a California job with Duct Doctor INC the, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own Duct Doctor INC the? Claim or correct this profile