| LALyondellbasell Advanced Polymers Incorporated | East Chicago | — | ◐ LIKELY ACTIVE |
| MIMayco International | Hartford City | — | ◐ LIKELY ACTIVE |
| MPMonosol-lebanon Plant | Lebanon | — | ◐ LIKELY ACTIVE |
| MLMonosol LLC | Portage | — | ◐ LIKELY ACTIVE |
| NCNewton County Landfill | Brook | — | ◐ LIKELY ACTIVE |
| NCNishikawa Cooper LLC | Bremen | — | ◐ LIKELY ACTIVE |
| NANorth America Packaging Corporation | Indianapolis | — | ◐ LIKELY ACTIVE |
| OOmnisource | Bourbon | — | ◐ LIKELY ACTIVE |
| PFPerry Foam Products, INC. | Lafayette | 20–99 | ◐ LIKELY ACTIVE |
| PCPolyone Corporation | Muncie | — | ◐ LIKELY ACTIVE |
| PIPrintpack Incorporated | Bloomington | — | ◐ LIKELY ACTIVE |
| TITaghleef Industries, Inc.-treatment Plant #2 | Terre Haute | — | ◐ LIKELY ACTIVE |
| TTTherma Tru Corporation | Howe | — | ◐ LIKELY ACTIVE |
| TRTile Redi | Elkhart | — | ◐ LIKELY ACTIVE |
| TITopp Industries Incorporated | Argos | — | ◐ LIKELY ACTIVE |
| VEVee Engineering, INC | Fort Wayne | — | ◐ LIKELY ACTIVE |
| 1I107688 - Integrity Rotational Molding | Plainfield | 20–99 | ◇ UNVERIFIED |
| 2C20th Century Fiberglass # 4 | Elkhart | — | ◇ UNVERIFIED |
| APAlpek Polyester USA LLC | Richmond | — | ◇ UNVERIFIED |
| AFAmerican Fuji Seal Incorporated | Jeffersonville | — | ◇ UNVERIFIED |
| AVAmerican Vehicle Solutions | Elkhart | — | ◇ UNVERIFIED |
| AIAmpcor Il, INC. | Laporte | — | ◇ UNVERIFIED |
| CICambridge Industries | Marion | — | ◇ UNVERIFIED |
| CBCameo Brands INC | New Albany | — | ◇ UNVERIFIED |
| CMCentury Marble & Centura Solid Surfacing | Westfield | — | ◇ UNVERIFIED |
| CACollins & Aikman Automotive Interiors | Morristown | — | ◇ UNVERIFIED |
| ECEmtec Composites, INC. | Elkhart | — | ◇ UNVERIFIED |
| FPFagerdala Packaging INC Indiana | Plainfield | — | ◇ UNVERIFIED |
| FNFicosa North America Corporation | Berne | — | ◇ UNVERIFIED |
| FLFoamex LP | Elkhart | — | ◇ UNVERIFIED |
| FTFoam Tech INC | Elkhart | — | ◇ UNVERIFIED |
| FGFreudenberg-nok General Partnership | Shelbyville | — | ◇ UNVERIFIED |
| FSFreudenberg-nok Scottsburg Plant | Scottsburg | — | ◇ UNVERIFIED |
| GTGaska Tape INC | Elkhart | — | ◇ UNVERIFIED |
| GAGdx Automotive - Wabash | Wabash | — | ◇ UNVERIFIED |
| GUGenova USA | Rensselaer | — | ◇ UNVERIFIED |
| GLGenpak LLC | Scottsburg | — | ◇ UNVERIFIED |
 Gta Containers INC | South Bend | — | ◇ UNVERIFIED |
| HCHanover College | Madison | — | ◇ UNVERIFIED |
| HCHitachi Cable Indiana INC | New Albany | — | ◇ UNVERIFIED |
| HDHi-tech Duravent Division of Flexible Te | Plymouth | — | ◇ UNVERIFIED |
| HFHy-tec Fiberglass, INC | Fort Wayne | — | ◇ UNVERIFIED |
| IEIac Edinburgh, LLC | Edinburgh | — | ◇ UNVERIFIED |
| IGIac Greencastle, LLC | Greencastle | — | ◇ UNVERIFIED |
| IBInteplast Building Products Incorporated | Middlebury | — | ◇ UNVERIFIED |
| JEJanco Engineered Products INC | Mishawaka | — | ◇ UNVERIFIED |
| KSKarran Sink Plant Karran USA | Vincennes | — | ◇ UNVERIFIED |
| KIKimball International Combo 37-30 50 53 | Jasper | — | ◇ UNVERIFIED |
| KMKreider Manufacturing, INC. | Ligonier | — | ◇ UNVERIFIED |
| LCLear Corporation | Greencastle | — | ◇ UNVERIFIED |
