Ko Jonathan

California licence 939589 · Sole Owner

2028 Kiowa Crest Drive #2, Diamond Bar, CA 91765

(714) 471 8036

CLEAR

404 days to renewal

Classifications

Bond and insurance

Contractor bond
$25,000
Western Surety Company · #67368052
Workers' compensation
Exempt

Licence timeline

Issued
October 29, 2009
Expires
October 31, 2027
Registry updated
September 19, 2025

Los Angeles County · estimating tools for California steel work