| BMBanks Manufacturing Company | Grafton | OH | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BIBanner Industries -windsor | Windsor | CT | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BIBanta's Iron Work INC. | Andover | NJ | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BMBapko Metal INC | Orange | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BMBapko Metal INC | Orange | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BABarbara Adams | Jessup | MD | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBare Steel INC | Santee | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BWBarndt's Welding, INC. | Cotati | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBarnett Steel Fabrication, LLC | Irondale | AL | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBarnett Steel Fabrication, LLC | Murfreesboro | TN | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBarro Structural Steel | Ceres | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BTBar T Equipment Service, INC. | Phoenix | AZ | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BLBarton Leasing, INC. | Aurora | CO | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
 Basden Steel-oklahoma, LLC | Claremore | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBA Steel LLC | Baltimore | MD | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BMBattle Mfg CORP. | San Jose | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BIBawco Industrial INC. | Pearland | TX | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BBBax-steel Building, INC. | Baxley | GA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BABay Area Machinist | Hayward | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BCBay City Shovels INC | Au Gres | MI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BFBayou Fabricated Products, INC. | Port Allen | LA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BFBayou Fabricators and Machine Works, INC | Plaquemine | LA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BIBBCB Investco, LLC | Phoenix | AZ | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BMB&B Metal Works, LLC | Carbon | TX | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBcb Stainless-steel Custom Work INC. | Brooklyn | NY | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BCB C Industrial Sales, LLC | West Monroe | LA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BDB & D Welding & Fabrication INC. | Tremonton | UT | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BCBear Creek Fabrication LLC | Bear Creek | NC | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BVBear Valley Fabricators & Steel Supply INC | Lucerne Valley | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BRBec-don Ringgold, INC. | Ringgold | GA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BDBeck Developers, LLC | Sterling | VA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BBBecker Boiler Co., INC. | Milwaukee | WI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBeckley Steel, INC. | Crab Orchard | WV | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BMBegneaud Manufacturing INC | Scott | LA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BEBell Equipment, LLC | Inverness | MS | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBellis Steel CO INC | Chatsworth | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BWBen-co Welding, INC. Dba Benco Welding Company, INC. | Winder | GA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BMBender Mechanical Services INC | Lebanon | OR | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BIBenecor, INC. | Wichita | KS | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BHBen Hur Steel Worx | St Louis | MO | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BFBenicia Foundry & Iron Works | Benicia | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BCBenjamin C Lavoie | Buzzards Bay | MA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BFBenjamin Fabricators, LLC | Silver Spring | MD | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBennett Steel Fabrication, INC. | Sapulpa | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BIBensalem Ii Enterprises | Bensalem | PA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBenson Steel Fabricators | Saugerties | NY | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BGBergeron Group, INC. | Joliet | IL | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BFBergh's Fabricating INC | Willmar | MN | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BSBesco Steel Supply of Georgia, INC. | Winder | GA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BMBess Materials Testing and Inspection INC | Hayward | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
