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C51

C51 Structural Steel Contractors in California - Page 12

1,683 CSLB C51 license records for California (Page 12 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 551-600 of 1,683

D C J QUALITY BUILDERS INC

Clear

License #948839 · PENN VALLEY

Active

D I A S CONSTRUCTION

Clear

License #682098 · SAN DIEGO

Active

D M IRONWORKS

Clear

License #968764 · BURBANK

Active

D S STEEL CONSTRUCTION LLC

Clear

License #829823 · ROSEVILLE

Active

D W NICHOLSON CORPORATION

Clear

License #68847 · HAYWARD

Active

DAC INC

Clear

License #1080396 · BAKERSFIELD

Active

DALE A COSE

Clear

License #359589 · TRACY

Active

DAN FAB

Clear

License #717377 · NATIONAL CITY

Active

DAVES PORTABLE WELDING

Clear

License #722087 · TRUCKEE

Active

DAVID FIGUEROA

Clear

License #1162191 · POMONA

Active

DAVIS FABRICATION & ORNAMENTAL DESIGNS

Clear

License #1009801 · LAKEPORT

Active

DC STEEL ERECTORS INC

Clear

License #914643 · REDDING

Active

DE LA CRUZ RODRIGUEZ LUIS

Clear

License #1024825 · SYLMAR

Active

DEAN BUILDERS

Clear

License #801170 · HARRISONBURG

Active

DECK WEST INC

Clear

License #804155 · STOCKTON

Active

DECKER DETAILING SERVICES

Clear

License #912418 · YUBA CITY

Active

DEL REAL J S STRUCTURAL STEEL

Clear

License #1076301 · RIALTO

Active

DEL TORO STEEL ERECTORS INC

Clear

License #1086511 · DINUBA

Work Comp Susp

DELTA FABRICATION AND MACHINE ERECTORS

Clear

License #1146149 · DAINGERFIELD

Active

DELTA STEEL CONSTRUCTION INC.

Clear

License #956902 · CARMICHAEL

Judgement Susp

DELTA WELDING AND FABRICATION INC

Clear

License #761090 · SANTA BARBARA

Active

DEMEL METAL FABRICATION

Clear

License #1115510 · HUNTINGTON BEACH

Active

DERR AND GRUENEWALD

Clear

License #1043748 · HENDERSON

Active

DESERT PRESTIGE ORNAMENTAL IRON

Clear

License #963737 · THOUSAND PALMS

Active

DESIGNER WELDING INC

Clear

License #1098805 · LANCASTER

Contr Bond Susp

DESIGNER WORKS

Clear

License #986451 · ONTARIO

Active

DESTINY CONTRACTORS

Clear

License #736596 · SALEM

Active

DETAIL EQUIPMENT SYSTEMS LLC

Clear

License #1101609 · MORGAN HILL

Active

DETAIL IRONWORKS

Clear

License #769491 · SAN FRANCISCO

Active

DIABLO IRON & FENCE INC

Clear

License #418902 · DANVILLE

Active

DIAMOND STEEL CONSTRUCTION INC

Clear

License #960425 · MENIFEE

Active

DISTINCTIVE METALS, ANGELS HEATING & AIR CONDITIONING

Clear

License #341424 · ANGELS CAMP

Active

DIVERSIFIED METALWORKS

Clear

License #385215 · CORONA

Active

DLR STEEL

Clear

License #1066743 · MISSION HILLS

Active

DMMETALS INC

Clear

License #1130385 · RICHMOND

Active

DOLAN IRON WORKS

Clear

License #1068535 · PACIFICA

Active

DOMINGUEZ DANIEL

Clear

License #1109092 · MADERA

Contr Bond Susp

DOUBLE ""D"" FRAMING CONTRACTOR

Clear

License #1057202 · SPARKS

Active

DOUBLE R PRODUCTS

Clear

License #788619 · GRANTS PASS

Contr Bond Susp

DOUGHERTY WELDING

Clear

License #1107241 · NEWBURY PARK

Active

DOYLE IRON WORKS INC

Clear

License #1094434 · SAUSALITO

Active

DR IRON CONSTRUCTION

Clear

License #1094178 · TEMPLE CITY

Active

DRAGON STEEL INC

Clear

License #921328 · GLENDALE

Active

DRAKE STEEL INC

Clear

License #1099743 · TAHOE CITY

Active

DS WELDING INC

Clear

License #1006722 · GRASS VALLEY

Active

DSE ERECTORS INC

Clear

License #812944 · JACKSON

Active

DSI SPACEFRAMES INC

Clear

License #1010299 · ADDISON

Contr Bond Susp

DUAL STEEL INC

Clear

License #1094171 · HAYWARD

Active

DUCWORKS INC

Clear

License #554369 · LOGAN

Work Comp Susp

DUENAS R METAL WORKS

Clear

License #1023292 · PALO ALTO

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 1,683 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.