Cornerstone Construction

California licence 1044251 · Sole Owner

1160 Brickyard Cove Rdste 200, Richmond, CA 94801

(510) 712 5249

CLEAR

8 days to renewal

Classifications

Bond and insurance

Contractor bond
$25,000
Atlantic Specialty Insurance Company · #800250881
Workers' compensation
National Liability And Fire Insurance Company
Expires May 5, 2027

Licence timeline

Issued
September 13, 2018
Expires
September 30, 2026
Registry updated
July 29, 2026

Contra Costa County · estimating tools for California steel work