Keystone Yards

California licence 1078372 · Corporation

Also known as Keystone Building Incorporated

2040 Hoffman Lane, Napa, CA 94558

(415) 535 4856

CLEAR

312 days to renewal

Classifications

Bond and insurance

Contractor bond
$25,000
Nationwide Mutual Insurance Company · #7901232216
Workers' compensation
Omaha National Casualty Company
Expires September 13, 2026

Licence timeline

Issued
July 19, 2021
Expires
July 31, 2027
Registry updated
September 15, 2025

Napa County · estimating tools for California steel work