| BIBristol Indiana Corporation Dba Brinco | Bristol | IN | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| BMBull Moose Tube CO. INC. - Plant #9 | Elkhart | IN | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| CTCasting Technologies Company | Franklin | IN | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| CRCaterpillar Reman Powertrain Indiana, INC | Franklin | IN | Primary Metal Manufacturing331316 | — | ◇ UNVERIFIED |
| CLChrysler, LLC | Indianapolis | IN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| CCColeman Cable LLC | Bremen | IN | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| CLCopperfield LLC | Orleans | IN | Primary Metal Manufacturing331422 | — | ◇ UNVERIFIED |
| DCDalton CORP Kendallville Mfg Facility | Kendallville | IN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| DLDana Liner Foundry and Machine Plant | Richmond | IN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| DIDwyer Instruments | La Porte | IN | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| E1Element 13 LLC | Richmond | IN | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| EFElkhart Foundry & Machine Company Incorporated | Elkhart | IN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| EFEssex Furukawa Magnet Wire USA LLC Plant 202 | Columbia City | IN | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| EGEssex Group INC | Vincennes | IN | Primary Metal Manufacturing331319 | — | ◇ UNVERIFIED |
| EGEssex Group Incorporated | Kendallville | IN | Primary Metal Manufacturing331318 | — | ◇ UNVERIFIED |
| FAFaeza Alloyers Usa, LLC | Shelbyville | IN | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| FMFederated Metals CORP | Whiting | IN | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| FRFort Recovery 2019 Building Addition | Portland | IN | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| FWFort Wayne Foundry-lima Road Division | Fort Wayne | IN | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| FWFort Wayne Metals - James Building | Fort Wayne | IN | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| GCGolden Casting CORP | Columbus | IN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| HFHamilton Foundry & Machine Co, Decatur Casting Div | Decatur | IN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
 Haynes International | Kokomo | IN | Primary Metal Manufacturing331491 | — | ◇ UNVERIFIED |
| HMHoskins Manufacturing | New Paris | IN | Primary Metal Manufacturing331491 | — | ◇ UNVERIFIED |
| KCKendon Corporation | Muncie | IN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| KEKimball Electronices Group Auburn | Auburn | IN | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| KWKokoku Wire Industries Corporation | South Bend | IN | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| KCKroot CORP | Columbus | IN | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| LCLake Copper Conductors LLC | Elkhart | IN | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| LPLa Porte Technologies LLC | La Porte | IN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| MPMadison Precision Products INC | Madison | IN | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| MRMarmon Retail Home Improvement Products | Crothersville | IN | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| MIMetals Investment Trust LTD. | East Chicago | IN | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| MSMetal Source LLC | Wabash | IN | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| MAMetl-span a Div of Nci Group INC | Shelbyville | IN | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| MCMid-continent Coal & Coke | Portage | IN | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| MMMid-west Metal Products | Muncie | IN | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| PMPatrick Metals | Mishawaka | IN | Primary Metal Manufacturing331316 | — | ◇ UNVERIFIED |
| PPPhillips Patterns & Castings, INC | Muncie | IN | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| PAPosco - Aapc | Jeffersonville | IN | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| PPPrecision Propellers | Indianapolis | IN | Primary Metal Manufacturing331512 | — | ◇ UNVERIFIED |
| RMRea Magnet Wire CO INC | Fort Wayne | IN | Primary Metal Manufacturing331422 | — | ◇ UNVERIFIED |
| RMRefined Metals CORP | Indianapolis | IN | Primary Metal Manufacturing331000 | — | ◇ UNVERIFIED |
| RERepublic Engineered Products, LLC - Gary Dunes Plant | Gary | IN | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| RJR J R Drying, INC. | East Chicago | IN | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| RFRmg Foundry | Mishawaka | IN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| RSRoss Sand Casting Industries, Inc., Plan | Winchester | IN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| SBScott Brass, INC. | New Carlisle | IN | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| SLSouthwire LLC | Bremen | IN | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| STSteel Technologies LLC | Mishawaka | IN | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
