Madden Engineering

California licence 1151893 · Limited Liability

Also known as Madden Construction Group LLC

4295 Chole Dr, Concord, CA 94518

(925) 507 6083

CLEAR

556 days to renewal

Classifications

Bond and insurance

Contractor bond
$25,000
Nationwide Mutual Insurance Company · #7901211066
Workers' compensation
Exempt

Licence timeline

Issued
March 13, 2026
Expires
March 31, 2028
Registry updated
March 16, 2026

Contra Costa County · estimating tools for California steel work