| BOBar-Fab of Florida, Inc | Clearwater | FL | — | ◇ UNVERIFIED |
| BSBarker Steel Construction, INC. | Tucson | AZ | — | ◇ UNVERIFIED |
| BBBarrett Buisness Services INC | Gardena | CA | — | ◇ UNVERIFIED |
| BVBarry Vilught | Stockton | CA | — | ◇ UNVERIFIED |
| BSBayou Steel Mill Plant - Laplace Steel Mill | Laplace | LA | — | ◇ UNVERIFIED |
| BWBdm Warren Steel Operations, LLC (0278000463) | Warren | OH | — | ◇ UNVERIFIED |
| BFBeaver Falls Machine Shop | Beaver Falls | PA | — | ◇ UNVERIFIED |
| BRBelle River Fuels CO | East China | MI | — | ◇ UNVERIFIED |
| BFBenicia Fabrication and Machines, INC. | Benicia | CA | — | ◇ UNVERIFIED |
| BFBerkeley Forge & Tool INC | Berkeley | CA | — | ◇ UNVERIFIED |
| BSBirmingham Steel CORP | Bourbonnais | IL | — | ◇ UNVERIFIED |
| BEBixby Energy Systems, Inc., Chelyan | Chelyan | WV | — | ◇ UNVERIFIED |
| BCBlackhawk Cutting Services, Inc. | Beloit | WI | — | ◇ UNVERIFIED |
| BIBlastech, INC. | Gary | IN | — | ◇ UNVERIFIED |
| BWBlended Waxes, INC. | Oshkosh | WI | — | ◇ UNVERIFIED |
| BLBlue Lake Rancheria | Blue Lake | CA | — | ◇ UNVERIFIED |
| BPBlytheville Plate Works | Blytheville | AR | — | ◇ UNVERIFIED |
| BSBma Services LLC / Morgantown Plant | Newburg | MD | — | ◇ UNVERIFIED |
 Boldmark Steel Industry, LLC | Baltimore | MD | — | ◇ UNVERIFIED |
| BABonsal American INC | New Boston | MI | — | ◇ UNVERIFIED |
| BABp America Production Company | Bayfield | CO | — | ◇ UNVERIFIED |
| BWBp West Coast Products LLC | Huntington Beach | CA | — | ◇ UNVERIFIED |
| BWBp West Coast Products Llc,bp Wilmington | Wilmington | CA | — | ◇ UNVERIFIED |
| BSBradford Steel Co., INC. | East Freetown | MA | — | ◇ UNVERIFIED |
| BCBradley Compressor Station | Fanrock | WV | — | ◇ UNVERIFIED |
| BPBrightmark Plastics Renewal Indiana LLC | Ashley | IN | — | ◇ UNVERIFIED |
| BSBrixton Sherwood LLC | Stockton | CA | — | ◇ UNVERIFIED |
| BIBrothers Ironworks Co, Sarkis Tatarian | Burbank | CA | — | ◇ UNVERIFIED |
| BIBrunner Island Synfuel Fac | York Haven | PA | — | ◇ UNVERIFIED |
| BEBrunton Enterprises Inc,plas Tal Mfg CO | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| BTBuckeye Tampa Terminal | Tampa | FL | — | ◇ UNVERIFIED |
| BCBuffalo Creek Energy LLC - Coal to Urea Ammonia Nitrate Plant | Pikeville | KY | — | ◇ UNVERIFIED |
| BCBury Companies, Inc. | Rogers | MN | — | ◇ UNVERIFIED |
| CGCa Gas & Mini Market | Wilmington | CA | — | ◇ UNVERIFIED |
| CACaledonian Alloys | Huntington | WV | — | ◇ UNVERIFIED |
| CSCalifornia Steel Industries INC | Fontana | CA | — | ◇ UNVERIFIED |
| CMCamelot Metals | Blaine | MN | — | ◇ UNVERIFIED |
| CSCanam Steel Corporation | Buckeye | AZ | — | ◇ UNVERIFIED |
| CCCape Cod Biofuels INC | Sandwich | MA | — | ◇ UNVERIFIED |
| CECapitol Engineering & Manufacturing CO | Harvey | IL | — | ◇ UNVERIFIED |
| CICarbonyx International Usa, Inc., Ravenswood | Ravenswood | WV | — | ◇ UNVERIFIED |
| CCCarb-rite Company | Schneider | IN | — | ◇ UNVERIFIED |
| CCCarb-rite Company | Blytheville | AR | — | ◇ UNVERIFIED |
| CGCarlsbad Gas and Car Wash, INC. | Carlsbad | CA | — | ◇ UNVERIFIED |
| CPCarpenter Powder Products INC | Bridgeville | PA | — | ◇ UNVERIFIED |
 Carpenter Technology | Worcester | MA | — | ◇ UNVERIFIED |
| Carpenter Technology Dba Mb Calram LLC | Camarillo | CA | — | ◇ UNVERIFIED |
| Carpenter Technology-tube Div | Union | NJ | — | ◇ UNVERIFIED |
| CCCarville Clnr/king of Prussia | King of Prussia | PA | — | ◇ UNVERIFIED |
| CMCasara Modern | Huntington Beach | CA | — | ◇ UNVERIFIED |
