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C51

C51 Structural Steel Contractors in California - Page 27

1,683 CSLB C51 license records for California (Page 27 of 34)

CSLB C51 License Scope

Structural steel contractors for steel frame construction.

1,683

Total Contractors

1,559

Active Licenses

185

Federal Records

Run CSLB License Lookup

C51 Structural Steel Contractor License Records

Showing contractors 1301-1350 of 1,683

REYES ENGINEERING CORP

Clear

License #494277 · GLENDALE

Active

REYES JAIME

Clear

License #1080795 · MADERA

Active

REYNOLDS STEEL INC

Clear

License #1138055 · LAKE ELSINORE

Work Comp Susp

RHODES STEEL SERVICES

Clear

License #1094778 · SEAL BEACH

Active

RHYNO BUILT LLC

Clear

License #1051207 · MINDEN

Active

RICHILL STEEL INC

Clear

License #883120 · RIVERSIDE

Active

RIEL STEEL FABRICATORS INC

Clear

License #1091170 · LAWNDALE

Active

RIGBY'S WELDING INC

Clear

License #440501 · BAKERSFIELD

Active

RIGHT ANGLE FABRICATORS

Clear

License #1029875 · NORCO

Active

RIVERSIDE STEEL CONSTRUCTION

Clear

License #591353 · RIVERSIDE

Active

ROBERT J SIMMONS ENGINEERING & GENERAL CONTRACTOR

Clear

License #294037 · HAYWARD

Active

ROBINSON ALLEN

Clear

License #1083041 · MINDEN

Active

ROBLES WELDING

Clear

License #781396 · WHITTIER

Active

ROCKY POINT IRON INC

Clear

License #899706 · RIVERSIDE

Contr Bond Susp

ROD CONSTRUCTION

Clear

License #945177 · STANTON

Active

RODES MOBILE WELDING A PARTNERSHIP

Clear

License #1125295 · COLUMBIA

Active

RODRIGUEZ EFREN

Clear

License #794511 · RESEDA

Active

RODRIGUEZ JESSE LOPEZ

Clear

License #1031810 · RIALTO

Active

RODRIGUEZ JOSE DAVID

Clear

License #1078735 · LANCASTER

Active

RODRIGUEZ MIGUEL A

Clear

License #916100 · HOLLISTER

Active

RODRIGUEZ PRECIADO EDER I

Clear

License #1099984 · HOLLISTER

Active

RODRIGUEZ STEEL

Clear

License #1090577 · LANCASTER

Contr Bond Susp

ROGUE STRUCTURAL STEEL FABRICATORS

Clear

License #1122137 · SILVERDALE

Contr Bond Susp

ROLLING HILLS MOBILE WELDING AND FAB

Clear

License #1054992 · OAKHURST

Active

ROMERO STRUCTURAL STEEL

Clear

License #990037 · LAGUNA BEACH

Active

ROMERO'S WELDING

Clear

License #793936 · BRENTWOOD

Active

ROMERO'S WELDING AND MARINE SERVICES INC

Clear

License #989276 · BRENTWOOD

Active

ROSASCO CLAYTON

Clear

License #918367 · SONORA

Active

ROSCAL STEEL

Clear

License #1072824 · SAN FRANCISCO

Active

ROSSIN STEEL INC

Clear

License #869611 · SPRING VALLEY

Active

ROYAL IRON WORKS INC

Clear

License #696278 · PALMDALE

Active

RPM BUILDS STRUCTURAL STEEL

Clear

License #1124421 · VINITA

Liab Ins Susp

RPM CONSTRUCTION

Clear

License #1071678 · NOVATO

Active

RS ERECTORS

Clear

License #1090562 · SAN FRANCISCO

Active

RS IRON

Clear

License #1066768 · MONTEBELLO

Active

RS METALWORKS

Clear

License #1139101 · EUREKA

Active

RS ROOFING

Clear

License #243990 · FREMONT

Active

RS STEEL INC

Clear

License #1113151 · DALY CITY

Active

RT MOBILE WELDING INC

Clear

License #1085293 · PLACERVILLE

Active

RUMBLE FABRICATION INC

Clear

License #799421 · MODESTO

Active

RZS STEEL LLC

Clear

License #1057883 · EL SOBRANTE

Active

S & D BROTHERS STEEL INC

Clear

License #1039192 · HESPERIA

Active

S & H METALS

Clear

License #612490 · SACRAMENTO

Active

S & R WELDING INC

Clear

License #787019 · FONTANA

Active

S & S STEEL FABRICATION

Clear

License #771222 · HURRICANE

Active

S F V ERECTORS

Clear

License #1126710 · CHATSWORTH

Active

S H STEEL INC

Clear

License #1023730 · NORWALK

Contr Bond Susp

S O S STEEL COMPANY INC

Clear

License #541879 · SANTA CLARA

Active

S R IRON INC

Clear

License #576171 · HEALDSBURG

Active

S R S STEEL CONSTRUCTION

Clear

License #922510 · SANTA ROSA

Contr Bond Susp

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 1,683 CSLB C51 license records for structural steel contractors. 93% 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.