CORNERSTONE CONSTRUCTION CO
License #427183·Sole Owner·DIAMOND BAR, Los Angeles County
Summary
CORNERSTONE CONSTRUCTION CO operating as a sole owner is licensed in California under CSLB number 427183. The license was first issued in 1982, putting the business at 44 years on the active CSLB roster. It carries 2 CSLB classifications: B General Building Contractor and C-9 Drywall Contractor. Records show an active surety bond on file with HUDSON INSURANCE COMPANY and an exempt workers' compensation status (no employees on payroll). The business is based in DIAMOND BAR, in Los Angeles County, California.
Business Information
License Details & Classifications
- License Number
- 427183
- Issued
- Aug 26, 1982
- Status
- CLEAR
- Expires
- Aug 31, 2026
- Entity
- Sole Owner
Classifications
Financial & Insurance Coverage
Contractor Bond
- Surety
- HUDSON INSURANCE COMPANY
- Bond Number
- 30044171
- Effective
- Jan 1, 2023
- Status
- Active
Workers' Compensation
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Aug 5, 2024
- Expires
- —
License StatusActive
Contractor BondOn file
Workers' CompensationActive
Activity Timeline
- License issuedAug 26, 1982
- Bond activeJan 1, 2023
- WC coverage startsAug 5, 2024
- License expiresAug 31, 2026