Gray Rock Concrete

California licence 1101172 · Corporation

Also known as Gray Rock Engineering Inc

1245 N Iris Ave, Rialto, CA 92376

(800) 995 0777

CLEAR

373 days to renewal

Classifications

Bond and insurance

Contractor bond
$25,000
Atlantic Specialty Insurance Company · #800211574
Workers' compensation
Norguard Insurance Company
Expires December 28, 2026

Licence timeline

Issued
February 6, 2023
Expires
September 30, 2027
Registry updated
December 29, 2025

San Bernardino County · estimating tools for California steel work