Constantini Heating and Air Conditioning, C-20 HVAC Contractor in Santa Rosa, CA
Constantini Heating and Air Conditioning operating as a sole owner holds an active California contractor license (CSLB #434351), valid through Jun 30, 2026. First issued in 1983, the license has been on the CSLB roster for 43 years. It carries 2 CSLB classifications: C-20 HVAC Contractor and C-36 Plumbing Contractor. Records show an active surety bond on file with Western Surety Company and a previously-filed workers' compensation policy with Clear Spring Property and Casualty Company that is no longer active. The business is based in Santa Rosa, in Sonoma County, California.
- License Number
- 434351
- Issued
- Feb 4, 1983
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67413118
- Effective
- Jul 30, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Clear Spring Property and Casualty Company
- Policy Number
- CWC03074201
- Effective
- Jun 21, 2025
- Expires
- Jun 21, 2026
This contractor has a compliance issue in its public CSLB record:
- No active workers' comp on file
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Constantini Heating and Air Conditioning licensed in California?
Yes. Constantini Heating and Air Conditioning holds California Contractors State License Board license number 434351, which is active and in good standing. The license was first issued on February 4, 1983. It is valid through June 30, 2026.
What does Constantini Heating and Air Conditioning specialize in?
Constantini Heating and Air Conditioning is licensed for 2 CSLB classifications: C-20 HVAC Contractor and C-36 Plumbing Contractor.
Where is Constantini Heating and Air Conditioning headquartered?
Constantini Heating and Air Conditioning is headquartered at P O Box 4823, Santa Rosa, CA 95402, in Sonoma County, California.
Does Constantini Heating and Air Conditioning have an active surety bond on file with CSLB?
Yes. Constantini Heating and Air Conditioning has an active California contractor surety bond filed with Western Surety Company.
Does Constantini Heating and Air Conditioning carry workers' compensation coverage?
Constantini Heating and Air Conditioning has a previously-filed workers' compensation policy with Clear Spring Property and Casualty Company that is no longer active.
How do I verify Constantini Heating and Air Conditioning's contractor license?
You can verify Constantini Heating and Air Conditioning's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=434351.
- License issuedFeb 4, 1983
- WC coverage startsJun 21, 2025
- Bond activeJul 30, 2025
- WC expiredJun 21, 2026
- License expiresJun 30, 2026
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