Os1 Construction INC, B General Building Contractor in Richmond, CA
Os1 Construction INC operating as a corporation holds an active California contractor license (CSLB #1130949), valid through Dec 31, 2026. First issued in 2024, the license has been on the CSLB roster for 2 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Philadelphia Indemnity Insurance Company and active workers' compensation coverage from State Compensation Insurance Fund. The business is based in Richmond, in Contra Costa County, California.
- License Number
- 1130949
- Issued
- Dec 26, 2024
- Status
- CLEAR
- Expires
- Dec 31, 2026
- Entity
- Corporation
- Surety
- Philadelphia Indemnity Insurance Company
- Bond Number
- PB10163406303
- Effective
- Dec 15, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- State Compensation Insurance Fund
- Policy Number
- 9399907
- Effective
- Apr 22, 2026
- Expires
- Apr 22, 2027
Recently licensed: the CSLB license is active and in good standing, issued within the last 2 years.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Os1 Construction INC licensed in California?
Yes. Os1 Construction INC holds California Contractors State License Board license number 1130949, which is active and in good standing. The license was first issued on December 26, 2024. It is valid through December 31, 2026.
What does Os1 Construction INC specialize in?
Os1 Construction INC is licensed for one CSLB classification: B General Building Contractor.
Where is Os1 Construction INC headquartered?
Os1 Construction INC is headquartered at 711 Florida Ave, Richmond, CA 94804, in Contra Costa County, California.
Does Os1 Construction INC have an active surety bond on file with CSLB?
Yes. Os1 Construction INC has an active California contractor surety bond filed with Philadelphia Indemnity Insurance Company.
Does Os1 Construction INC carry workers' compensation coverage?
Yes. Os1 Construction INC carries active workers' compensation coverage through State Compensation Insurance Fund.
How do I verify Os1 Construction INC's contractor license?
You can verify Os1 Construction INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1130949.
- License issuedDec 26, 2024
- Bond activeDec 15, 2025
- WC coverage startsApr 22, 2026
- License expiresDec 31, 2026
- WC expiresApr 22, 2027
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