Structural Steel contractors in Ontario, California

12 contractors hold a clear C-51 license in Ontario with current coverage. 1 are suspended or otherwise not clear.

Clear and covered 12

12 listed

DESIGNER WORKSClear
#986451Licensed 2013
JIMENEZ HERRERA LUISA MARGARITAClear
#1080360Licensed 2021
JOURNEYMAN IRON WORKS CORPORATIONClear
#1065387Licensed 2020
K P CONSTRUCTION CO INCClear
#790555Licensed 2001
KENNEDY STEELClear
#1086611Licensed 2022
KP BUILDERSClear
#983861Licensed 2013
KRAUS GLENN FABRICATIONClear
#637291Licensed 1992
MALDONADO INDUSTRIESClear
#964663Licensed 2011
MC INTYRE COMPANY A CALIF PARTNERSHIP THEClear
#590332Licensed 1990
MCINTYRE METAL DECKINGClear
#1078212Licensed 2021
STEEL DESIGN BUILDERS INCClear
#969622Licensed 2012
WESTERN METAL DECKClear
#550219Licensed 1988

Not currently clear 1

Suspended, expired or otherwise not in good standing. A suspended contractor is not legally allowed to work until the issue is resolved. Each page shows the reason in plain English.

AJ CLAREMONT STRUCTURAL STEEL FAB INCWORK COMP SUSP
#1137486Licensed 2025

Source: California Contractors State License Board public records. Coverage lapse is evaluated against today’s date; all other fields reflect the latest weekly file. Always confirm at cslb.ca.gov before signing a contract.

Clear and covered 12

Not currently clear 1

Other trades in Ontario