Ringhammer Systems

California licence 912862 · Sole Owner

63 Bovet Road #357, San Mateo, CA 944023104

(650) 347 4548

CLEAR

404 days to renewal

Classifications

Bond and insurance

Contractor bond
$25,000
American Contractors Indemnity Company · #10148101
Workers' compensation
Exempt

Licence timeline

Issued
March 24, 2008
Expires
October 31, 2027
Registry updated
September 16, 2025

San Mateo County · estimating tools for California steel work