| ATAxial to Terminal LLC | Richmond | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| AIAxsom Iron Works, LLC | Siler City | NC | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| ADA.y.'s Designs in Iron INC | San Diego | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| AZA Zahner Company | Las Vegas | NV | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| AOAztlan Ornamental Iron Fab | Stockton | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBachiller Iron Works, INC. | Miami | FL | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBakker's Ironworks INC. | Phoenix | AZ | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBalco INC. | Oklahoma City | OK | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BCBaltimore City Dept. of Housing | Baltimore | MD | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BSBaltimore Steel Erectors LLC | White Marsh | MD | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BGBanker Grating, LLC | Milwaukee | WI | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BMBapko Metal INC | Lakeside | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBarca Iron Work | Los Angeles | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BABarnett Aldon Ironworks | Albuquerque | NM | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BOBay Ornamental Iron & Welding | Costa Mesa | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BSBay Steel Co., INC. | Halifax | MA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BVBay View Railing & Ornamental, INC. | Saint Francis | WI | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBc Iron Designs INC. | Fairfield | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BCB & C Metals | Caledonia | MO | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BCB & C Welding and Iron Works | Garden Grove | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BEB E Aerospace Services Divisio | Orange | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BOBear Ornamental, INC. | Saint George | UT | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BCBeauty Craft Metal Fabricators | Bedford Heights | OH | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BJBee Jay Iron INC | Englewood | CO | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BMBehlen Manufacturing CO | Goshen | IN | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BBBend Bronze INC | Estacada | OR | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BWBenitez Wrought Iron INC | Sylmar | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BFBest Fence Company | Mulberry | FL | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBest Iron Works | San Bernardino | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
 Best Ironworks and Screens, INC. | Fort Bliss | TX | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BFBeta Fence USA | Ennis | TX | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBethesda Iron Works, INC. | Rockville | MD | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BSBeyond Steel Fabrication, LLC Dba Mission Steel Fabrication | Mentone | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BEBfm Energy Products CORP | Santa Ana | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBison Iron & Step | Buffalo | NY | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BHBitemark Holdings, LLC | Aurora | IL | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBK Iron Works Corp | Brooklyn | NY | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BHBlack Hills Railings LLC | Rapid City | SD | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BOBlack Oak Foundry | Ontario | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BCBlank & Cables INC | Oakland | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBluearc Innovations LLC / Bluearc Innovations LLC | Marlow | OK | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BDBlue Dot Steel & Supply, INC. | Tempe | AZ | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BNB N J Iron Wks | Cudahy | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BEBobro Engineering | Goleta | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBob's Iron, INC. | Oakland | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBob's Iron, INC. | Oakland | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBob's Iron, INC. | Oakland | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BIBolted Iron INC | Brooklyn | NY | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BSBonner Sheet Metal CORP. | Auburn | MA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BFBootheel Fence Company, INC. | Jackson | MO | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
