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C51

C51 Structural Steel Contractors in California - Page 16

1,642 CSLB C51 license records for California (Page 16 of 33)

CSLB C51 License Scope

Structural steel contractors for steel frame construction.

1,642

Total Contractors

1,538

Active Licenses

181

Federal Records

Run CSLB License Lookup

C51 Structural Steel Contractor License Records

Showing contractors 751-800 of 1,642

HASKINS EXCAVATING

Clear

License #847963 · REDWOOD VALLEY

Active

HAVLAND LLC

Clear

License #1056112 · FILLMORE

Active

HAYWORTH ROBERT J

Clear

License #298312 · MARTINEZ

Work Comp Susp

HB METAL

Clear

License #1098889 · NORTH HOLLYWOOD

Active

HEARTLAND TANK LLC

Clear

License #1096574 · PONCA CITY

Active

HEAVY METAL IRON INC

Clear

License #1089821 · AMERICAN CANYON

Active

HEAVY WEIGHT STEEL INC

Clear

License #1064111 · LONG BEACH

Active

HECO PACIFIC MANUFACTURING INC

Clear

License #247595 · UNION CITY

Active

HENKE INDUSTRIAL SERVICES

Clear

License #1078227 · LODI

Active

HENRIKS IRON DOORS

Clear

License #1097509 · PACOIMA

Contr Bond Susp

HENRY'S MOBILE WELDING

Clear

License #1073628 · RED BLUFF

Active

HERCA CONSTRUCTION SERVICES

Clear

License #886274 · PERRIS

Active

HERNANDEZ STEEL INC

Clear

License #1117807 · HARBOR CITY

Active

HERRERA ORNAMENTAL IRONWORKS

Clear

License #1046739 · VERNON

Active

HERRICK

Clear

License #193755 · STOCKTON

Active

HERSHBERGER BROS WELDING INC

Clear

License #791326 · LAS VEGAS

Active

HEWATT JAMES INC

Clear

License #413072 · BRENTWOOD

Active

HEWATT JOEL COMPANY INC

Clear

License #791515 · PITTSBURG

Active

HI - RISE CONSTRUCTION & DEVELOPMENT

Clear

License #444133 · LA CRESCENTA

Active

HI - TECH IRON WORKS

Clear

License #767823 · LOS ANGELES

Active

HIGH CLASS WELDING INC

Clear

License #977453 · NORWALK

Active

HIGH IMPACT SIGNS

Clear

License #1104855 · HENDERSON

Work Comp Susp

HIGH RISE STEEL

Clear

License #1041216 · COMMERCE

SOS Suspension

HILBURN STEEL

Clear

License #1087353 · SILOAM SPRINGS

Active

HILO ERECTORS

Clear

License #1071764 · SACRAMENTO

Active

HILO ERECTORS INC

Clear

License #775709 · BROWNS VALLEY

Active

HL ENGINEERING STRUCTURAL STEEL FABRICATION

Clear

License #1079174 · ANAHEIM

Active

HOLMES STEPHEN H

Clear

License #458309 · POMONA

Active

HORIZON STEEL & IRONWORKS

Clear

License #1007877 · BEVERLY HILLS

Active

HOVAK IRON WORK

Clear

License #1025458 · PACOIMA

Active

HOVHANNES VARDANYAN

Clear

License #1150707 · SUNLAND

Active

HOWELL COMMUNICATIONS INC

Clear

License #720578 · RAYMOND

Active

HQ WELDING SERVICES

Clear

License #1081441 · SAN BERNARDINO

Active

HR TOWERS COMPANY INC

Clear

License #851083 · SIMI VALLEY

Active

HTIW CONSTRUCTION INC

Clear

License #1111752 · TORRANCE

Active

HUNTER METAL

Clear

License #797696 · KINGS BEACH

Active

HURTADO PHILIP

Clear

License #1013542 · RIALTO

Work Comp Susp

HYDRONA STEEL WATER TANKS

Clear

License #1089716 · WEATHERFORD

Active

HYE SUN CHOI

Clear

License #1139023 · LOS ANGELES

Active

HYE WELDING LLC

Clear

License #1138249 · LOS ANGELES

Active

I B STEEL

Clear

License #1133163 · SAN BRUNO

Active

I BEAM CONSTRUCTION LLC

Clear

License #1094433 · IRVINE

Active

I V WELDING & MECHANICAL INC

Clear

License #826514 · EL CENTRO

Active

I Z CONSTRUCTION INC

Clear

License #446177 · SUN VALLEY

Active

IBG CONSTRUCTION INC

Clear

License #1089391 · LOS ANGELES

Active

ICONIC DEVELOPMENT

Clear

License #989768 · CYPRESS

Active

IDEAL STEEL FABRICATION

Clear

License #1040545 · NIPOMO

Active

IE STRUCTURAL STEEL

Clear

License #1154166 · SAN BERNARDINO

Active

IMPERIAL STEEL INC

Clear

License #1135002 · SAN DIEGO

Active

IN - LINE CONSTRUCTION INC

Clear

License #769516 · RAMONA

Active

C51 Structural Steel Contractor License Lookup

Use this page when you need a California C51 license lookup, a list of licensed structural steel contractors, or a quick screen before assigning structural steel work to a sub. Each row links to a contractor profile with CSLB status, workers' comp, bond, federal records, and permit checks.

California has 1,642 CSLB C51 license records for structural steel contractors. 94% currently hold active licenses and 11.0% have at least one federal compliance record. SiteVetter checks CSLB status, SAM.gov debarment, DOL wage violations, OSHA safety citations, EPA environmental records, and building permits in seconds.

What to Check for C51 Structural Steel Contractors

  • Verify the contractor license is active and in good standing
  • Request proof of insurance and bonding
  • Get at least 3 written quotes before selecting a contractor
  • Check federal databases: SAM.gov, OSHA, DOL, and EPA records
  • Confirm bond: California requires $25,000+ contractor bond (SB 607)

Why Federal Records Matter for Structural Steel Work

For structural steel work, 11.0% of licensed contractors have federal records that a standard CSLB license check would not reveal. SiteVetter's 6-source lookup gives GCs a faster way to compare subs before bid award, onboarding, or renewal review.

Data sourced from California Contractors State License Board and federal databases. Updated weekly. For official verification, check directly with CSLB.