Harry Clark Heating & Air Conditioning INC, C-20 HVAC Contractor in Oakland, CA
Harry Clark Heating & Air Conditioning INC operating as a corporation holds an active California contractor license (CSLB #1056105), valid through Oct 31, 2026. First issued in 2019, the license has been on the CSLB roster for 7 years. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and active workers' compensation coverage from Ace American Insurance Company. The business is based in Oakland, in Alameda County, California.
- License Number
- 1056105
- Issued
- Jul 22, 2019
- Status
- CLEAR
- Expires
- Oct 31, 2026
- Entity
- Corporation
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800206354
- Effective
- Sep 26, 2025
- Status
- Active
- Coverage
- Leasing Firm, Temp Agency, etc
- Carrier
- Ace American Insurance Company
- Policy Number
- C73865712
- Effective
- Nov 1, 2025
- Expires
- Nov 1, 2026
This contractor warrants a closer look before contracting:
- License expires in 57 days
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Harry Clark Heating & Air Conditioning INC licensed in California?
Yes. Harry Clark Heating & Air Conditioning INC holds California Contractors State License Board license number 1056105, which is active and in good standing. The license was first issued on July 22, 2019. It is valid through October 31, 2026.
What does Harry Clark Heating & Air Conditioning INC specialize in?
Harry Clark Heating & Air Conditioning INC is licensed for one CSLB classification: C-20 HVAC Contractor.
Where is Harry Clark Heating & Air Conditioning INC headquartered?
Harry Clark Heating & Air Conditioning INC is headquartered at 3040 Broadway, Oakland, CA 94611, in Alameda County, California.
Does Harry Clark Heating & Air Conditioning INC have an active surety bond on file with CSLB?
Yes. Harry Clark Heating & Air Conditioning INC has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Harry Clark Heating & Air Conditioning INC carry workers' compensation coverage?
Yes. Harry Clark Heating & Air Conditioning INC carries active workers' compensation coverage through Ace American Insurance Company.
How do I verify Harry Clark Heating & Air Conditioning INC's contractor license?
You can verify Harry Clark Heating & Air Conditioning INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1056105.
- License issuedJul 22, 2019
- Bond activeSep 26, 2025
- WC coverage startsNov 1, 2025
- License expiresOct 31, 2026
- WC expiresNov 1, 2026
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