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C51

C51 Structural Steel Contractors in California - Page 10

1,642 CSLB C51 license records for California (Page 10 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 451-500 of 1,642

CASTRO IRON WORKS

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License #941059 · SAN BERNARDINO

Active

CASWELL IRONWORKS

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License #1090490 · OAKLAND

Active

CATEGORY 5 STEEL INC

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License #1015566 · SPOKANE VALLEY

Active

CB METALWORKS

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License #1088803 · LAKESIDE

Active

CB&I STORAGE TANK SOLUTIONS LLC

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License #1055145 · THE WOODLANDS

Active

CCM STEEL

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License #1137066 · RIVERSIDE

Active

CEN CAL STEEL ERECTORS INC

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License #1070742 · MADERA

Contr Bond Susp

CENTRAL COAST WELDING INC

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License #979217 · SAN LUIS OBISPO

Active

CENTRAL PACIFIC WELDING AND FABRICATION

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License #1040593 · SEASIDE

Active

CENTRAL VALLEY FABRICATORS

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License #418236 · STOCKTON

Active

CENTRAL VALLEY IRON INC

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License #997383 · FRESNO

Active

CENTRAL VALLEY STEEL BUILDINGS

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License #856894 · LOS BANOS

Active

CENTURION INDUSTRIES INC

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License #728930 · GARRETT

Active

CERO-TON ERECTOR

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License #1141660 · SANTA ANA

Active

CERTIFIED STEEL FABRICATORS INC

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License #1073091 · ANAHEIM

Active

CHAMPION METAL WORKS INC

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License #1123462 · ESCONDIDO

Active

CHANCY CHE

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License #1028931 · CORONA

Active

CHANNEL ISLANDS STRUCTURES

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License #916544 · VENTURA

Active

CHANNEL WELDING & FABRICATION INC

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License #863523 · OXNARD

Active

CHAPALA IRON & MANUFACTURING COMPANY INC

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License #795420 · VENTURA

Active

CHAPMAN CONSTRUCTION

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License #964127 · RIVERSIDE

Active

CHASE TOM

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License #836815 · FAIR OAKS

Active

CHAVEZ AVILA BERNARDO

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License #1078368 · NORWALK

Active

CHEN JACKY WEIFENG

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License #1064816 · DALY CITY

Contr Bond Susp

CHENEY METALS INC

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License #560763 · WATSONVILLE

Active

CHIANG ROBERT

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License #365642 · SAN FRANCISCO

Active

CHIAPA WELDING INC

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License #523004 · PORTERVILLE

Active

CHIFONGAS STEEL CO

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License #1113059 · JURUPA VALLEY

Active

CHUNG NONG CONTRACTORS

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License #964739 · TORRANCE

Active

CISNEROS STRUCTURAL STEEL

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License #1126795 · HAYWARD

Work Comp Susp

CIVES CORPORATION

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License #760771 · ALPHARETTA

Active

CLASS A WELDING

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License #1135669 · GARDENA

Active

CLASSIC ERECTING

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License #1126848 · SILVERADO

Active

CLOVER D G CONSTRUCTION COMPANY INC

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License #355390 · YUBA CITY

Active

CMP-FAB INC

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License #1151922 · SACRAMENTO

Active

COAST GENERAL CONTRACTORS

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License #976838 · BUELLTON

Active

COAST HOME IMPROVEMENT

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License #924204 · VISTA

Active

COAST IRON & STEEL CO

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License #136724 · YORBA LINDA

Active

COAST STEEL & FABRICATION LLC

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License #1138723 · SAN CLEMENTE

Active

COAST STEEL INC

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License #1111283 · ROSAMOND

Active

COASTAL FABRICATION COMPANY INC

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License #1012636 · CARMEL

Active

COASTAL IRON WORKS CORP

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License #975169 · WILMINGTON

Active

COASTAL MANUFACTURING INDUSTRIES LLC

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License #1111677 · WATSONVILLE

Liab Ins Susp

COASTAL WELDING INNOVATIONS

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License #1020719 · CAMARILLO

Active

COLLINS FABRICATION

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License #735885 · MENIFEE

Active

COLONIAL STRUCTURAL IRON

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License #989660 · BRISBANE

Active

COLORADO MASS TIMBER FRAMING COMPANY

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License #1078563 · LEAWOOD

Active

COLOSSAL STRUCTURAL STEEL INC

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License #1070899 · INDIO

Active

COLUMBIA STEEL SERVICES INC

Clear

License #1004493 · VANCOUVER

Active

COMPASS BUILDERS INC

Clear

License #1014045 · TEMECULA

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.