OS1 CONSTRUCTION INC
License #1130949·Corporation·RICHMOND, Contra Costa County
Summary
OS1 CONSTRUCTION INC operating as a corporation is licensed in California under CSLB number 1130949. The license was first issued in 2024, putting the business at 2 years on the active CSLB roster. 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.
Business Information
License Details & Classifications
- License Number
- 1130949
- Issued
- Dec 26, 2024
- Status
- CLEAR
- Expires
- Dec 31, 2026
- Entity
- Corporation
Classifications
Financial & Insurance Coverage
Contractor Bond
- Surety
- PHILADELPHIA INDEMNITY INSURANCE COMPANY
- Bond Number
- PB10163406303
- Effective
- Dec 15, 2025
- Status
- Active
Workers' Compensation
- Coverage
- Workers' Compensation Insurance
- Carrier
- STATE COMPENSATION INSURANCE FUND
- Policy Number
- 9399907
- Effective
- Apr 22, 2026
- Expires
- Apr 22, 2027
License StatusActive
Contractor BondOn file
Workers' CompensationActive
Activity Timeline
- License issuedDec 26, 2024
- Bond activeDec 15, 2025
- WC coverage startsApr 22, 2026
- License expiresDec 31, 2026
- WC expiresApr 22, 2027