Cornerstone Construction & Maintenance Corp
California licence 700207 · Corporation
160 El Rancho Dr, South San Francisco, CA 94080
CLEAR
312 days to renewal
Classifications
Bond and insurance
- Contractor bond
- $25,000
- American Contractors Indemnity Company · #SC1045646
- Workers' compensation
- Exempt
Licence timeline
- Issued
- December 13, 1994
- Expires
- July 31, 2027
- Registry updated
- July 22, 2025
San Mateo County · estimating tools for California steel work