| PPlainfield | Plainfield | IN | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| P1Plant 1 | Bloomingdale | IN | Plastics and Rubber Products Manufacturing326113 | 20-99 | ◐ LIKELY ACTIVE |
| PCPolygon Composites | Walkerton | IN | Plastics and Rubber Products Manufacturing326121 | 100-499 | ◐ LIKELY ACTIVE |
| PIPoly-Tainer, Inc. - Indiana | Greenwood | IN | Plastics and Rubber Products Manufacturing326160 | 100-499 | ◐ LIKELY ACTIVE |
| PPolyvantis | Mount Vernon | IN | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| PCPortage County Line Road Production Facility | Portage | IN | Plastics and Rubber Products Manufacturing326113 | 20-99 | ◐ LIKELY ACTIVE |
| PPortland | Portland | IN | Plastics and Rubber Products Manufacturing326160 | 100-499 | ◐ LIKELY ACTIVE |
| PIPortland, IN - A380 | Portland | IN | Plastics and Rubber Products Manufacturing326140 | 20-99 | ◐ LIKELY ACTIVE |
| PCPrecision Concepts - Lawrenceburg | Lawrenceburg | IN | Plastics and Rubber Products Manufacturing326160 | 20-99 | ◐ LIKELY ACTIVE |
| PCProtective Coatings, Inc. | Fort Wayne | IN | Plastics and Rubber Products Manufacturing326291 | 1-19 | ◐ LIKELY ACTIVE |
Proterial Cable America Inc | New Albany | IN | Plastics and Rubber Products Manufacturing326220 | 20-99 | ◐ LIKELY ACTIVE |
| PIPSC Industries - Evansville | Evansville | IN | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| RIRapak- Indianapolis | Indianapolis | IN | Plastics and Rubber Products Manufacturing326111 | 20-99 | ◐ LIKELY ACTIVE |
| RARERSG Automotive Trim LLC Evansville, IN Plant | Evansville | IN | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| RIReschcor, Inc | Bristol | IN | Plastics and Rubber Products Manufacturing326121 | 20-99 | ◐ LIKELY ACTIVE |
| RARESRG Automotive Trim LLC | Evansville | IN | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| RBRevolution Blown Film | Terre Haute | IN | Plastics and Rubber Products Manufacturing326111 | 20-99 | ◐ LIKELY ACTIVE |
| RMRevolution Materials - IN | Terre Haute | IN | Plastics and Rubber Products Manufacturing326111 | 100-499 | ◐ LIKELY ACTIVE |
| RRichmond | Richmond | IN | Textile Product Mills314999 | 100-499 | ◐ LIKELY ACTIVE |
| RCRieke Corporation- Hamilton | Hamilton | IN | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| RRollpack | Goshen | IN | Plastics and Rubber Products Manufacturing326111 | 100-499 | ◐ LIKELY ACTIVE |
| RTR&R Technologies | Edinburgh | IN | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| SASabert Advanced Technological Center | Fort Wayne | IN | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| SGSanko Gosei Technologies USA | Fort Wayne | IN | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| SUSealCorp USA | Evansville | IN | Plastics and Rubber Products Manufacturing326299 | 20-99 | ◐ LIKELY ACTIVE |
| SPSilgan Plastics | Seymour | IN | Plastics and Rubber Products Manufacturing326160 | 100-499 | ◐ LIKELY ACTIVE |
| SOSIMCO of Southern Indiana | Leavenworth | IN | Plastics and Rubber Products Manufacturing326150 | 1-19 | ◐ LIKELY ACTIVE |
| STSloan Technical Services CO | Middlebury | IN | Plastics and Rubber Products Manufacturing326291 | — | ◐ LIKELY ACTIVE |
| SCSpartech Crawfordsville | Crawfordsville | IN | Plastics and Rubber Products Manufacturing326113 | 20-99 | ◐ LIKELY ACTIVE |
| SLSpartech LLC | Muncie | IN | Plastics and Rubber Products Manufacturing326112 | 100-499 | ◐ LIKELY ACTIVE |
| TITASUS Indiana | Bloomington | IN | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| TTenneco | Angola, Indiana | IN | Plastics and Rubber Products Manufacturing326291 | 100-499 | ◐ LIKELY ACTIVE |
| THTerre Haute South | Terre Haute | IN | Plastics and Rubber Products Manufacturing326113 | 20-99 | ◐ LIKELY ACTIVE |
| TTgc-cdl | Cedar Lake | IN | Plastics and Rubber Products Manufacturing326130 | 20-99 | ◐ LIKELY ACTIVE |
| TGTruck Garage | Bloomingdale | IN | Plastics and Rubber Products Manufacturing326113 | 1-19 | ◐ LIKELY ACTIVE |
| VFVahala Foam Elkhart | Elkhart | IN | Plastics and Rubber Products Manufacturing326150 | 100-499 | ◐ LIKELY ACTIVE |
| VEVee Engineering INC | Anderson | IN | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| VPViking Plastics LLC, dba: Viking CPVC | Charlestown | IN | Plastics and Rubber Products Manufacturing326122 | 20-99 | ◐ LIKELY ACTIVE |
| VPVista Plastics LLC | Elkhart | IN | Plastics and Rubber Products Manufacturing326121 | — | ◐ LIKELY ACTIVE |
| WAWalkerton - ARCo | Walkerton | IN | Plastics and Rubber Products Manufacturing326299 | 20-99 | ◐ LIKELY ACTIVE |
| WCWestern Consolidated Technologies | Fremont | IN | Plastics and Rubber Products Manufacturing326291 | 20-99 | ◐ LIKELY ACTIVE |
| WFWorldwide Foam - Elkhart, IN (1806) | Elkhart | IN | Plastics and Rubber Products Manufacturing326150 | 20-99 | ◐ LIKELY ACTIVE |
| WFWorldwide Foam - Elkhart, IN (620) | Elkhart | IN | Plastics and Rubber Products Manufacturing326150 | 1-19 | ◐ LIKELY ACTIVE |
| WFWorldwide Foam - LaPorte, IN | La Porte | IN | Plastics and Rubber Products Manufacturing326150 | 20-99 | ◐ LIKELY ACTIVE |
| WIWyn Industries INC | Whitestown | IN | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| IRIntegrity Rotational Molding | Plainfield | IN | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| JIJackel INC. | Mishawaka | IN | Plastics and Rubber Products Manufacturing326191 | — | ◇ UNVERIFIED |
| PCPlastic Composites CO | Fort Wayne | IN | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| TETrellis Earth Products INC | Seymour | IN | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| APAdams Packaging, Inc. | Fort Wayne | IN | Plastics and Rubber Products Manufacturing326140 | — | ◇ UNVERIFIED |