Cornerstone Construction & Maintenance Corp
General Contractor in South San Francisco, California
License Information
- License Number
- 700207
- State
- CA
- Status
- Active
- Classification
- B - GENERAL BUILDING
- Issued
- Dec 13, 1994
- Expires
- Jul 31, 2027
Bond & Insurance
- Bond Amount
- $25,000
- Bond Status
- Active
- Workers' Comp
- Exempt
Contact
- Address
- 160 EL RANCHO DR, South San Francisco, California 94080
- Phone
- (415) 999-5151
Other active contractors in South San Francisco
View all contractors in South San Francisco ->Data from CSLB. Last verified: May 2, 2026.