Gruninger John Herman III, B General Building Contractor in Berkeley, CA
Gruninger John Herman III operating as a sole owner holds an active California contractor license (CSLB #665855), valid through Mar 31, 2027. First issued in 1993, the license has been on the CSLB roster for 33 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Western Surety Company and active workers' compensation coverage from Security National Insurance Company. The business is based in Berkeley, in Alameda County, California.
- License Number
- 665855
- Issued
- Mar 10, 1993
- Status
- CLEAR
- Expires
- Mar 31, 2027
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 66577792
- Effective
- Feb 24, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Security National Insurance Company
- Policy Number
- SWC1565371
- Effective
- Jul 28, 2025
- Expires
- Jul 28, 2026
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 Gruninger John Herman III licensed in California?
Yes. Gruninger John Herman III holds California Contractors State License Board license number 665855, which is active and in good standing. The license was first issued on March 10, 1993. It is valid through March 31, 2027.
What does Gruninger John Herman III specialize in?
Gruninger John Herman III is licensed for one CSLB classification: B General Building Contractor.
Where is Gruninger John Herman III headquartered?
Gruninger John Herman III is headquartered at 2437 7th Street, Berkeley, CA 94710, in Alameda County, California.
Does Gruninger John Herman III have an active surety bond on file with CSLB?
Yes. Gruninger John Herman III has an active California contractor surety bond filed with Western Surety Company.
Does Gruninger John Herman III carry workers' compensation coverage?
Yes. Gruninger John Herman III carries active workers' compensation coverage through Security National Insurance Company.
How do I verify Gruninger John Herman III's contractor license?
You can verify Gruninger John Herman III's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=665855.
- License issuedMar 10, 1993
- Bond activeFeb 24, 2023
- WC coverage startsJul 28, 2025
- WC expiresJul 28, 2026
- License expiresMar 31, 2027
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