Stroer & Graff INC, A General Engineering Contractor in Antioch, CA
Stroer & Graff INC operating as a corporation holds an active California contractor license (CSLB #397082), valid through Jan 31, 2027. First issued in 1981, the license has been on the CSLB roster for 45 years. It carries a single CSLB classification: A — General Engineering Contractor. Records show an active surety bond on file with Ohio Casualty Insurance Company (the) and a previously-filed workers' compensation policy with Old Republic General Insurance Corporation that is no longer active. The business is based in Antioch, in Contra Costa County, California.
- License Number
- 397082
- Issued
- Jan 6, 1981
- Status
- CLEAR
- Expires
- Jan 31, 2027
- Entity
- Corporation
- Surety
- Ohio Casualty Insurance Company (the)
- Bond Number
- 070019738
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Old Republic General Insurance Corporation
- Policy Number
- MWC31840425
- Effective
- Feb 9, 2026
- Expires
- May 31, 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 Stroer & Graff INC licensed in California?
Yes. Stroer & Graff INC holds California Contractors State License Board license number 397082, which is active and in good standing. The license was first issued on January 6, 1981. It is valid through January 31, 2027.
What does Stroer & Graff INC specialize in?
Stroer & Graff INC is licensed for one CSLB classification: A General Engineering Contractor.
Where is Stroer & Graff INC headquartered?
Stroer & Graff INC is headquartered at 1830 Phillips Lane, Antioch, CA 94509, in Contra Costa County, California.
Does Stroer & Graff INC have an active surety bond on file with CSLB?
Yes. Stroer & Graff INC has an active California contractor surety bond filed with Ohio Casualty Insurance Company (the).
Does Stroer & Graff INC carry workers' compensation coverage?
Stroer & Graff INC has a previously-filed workers' compensation policy with Old Republic General Insurance Corporation that is no longer active.
How do I verify Stroer & Graff INC's contractor license?
You can verify Stroer & Graff INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=397082.
- License issuedJan 6, 1981
- Bond activeJan 1, 2023
- WC coverage startsFeb 9, 2026
- WC expiredMay 31, 2026
- License expiresJan 31, 2027
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