| CTCfi Tire | Des Moines | IA | Plastics and Rubber Products Manufacturing326212 | — | ◇ UNVERIFIED |
| CICryovac Inc, Sealed Air Corporation | Cedar Rapids | IA | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| DDDave Dekok INC | Archer | IA | Plastics and Rubber Products Manufacturing326112 | — | ◇ UNVERIFIED |
| DPDecker Plastics INC | Council Bluffs | IA | Plastics and Rubber Products Manufacturing326111 | — | ◇ UNVERIFIED |
| ECEndorf's Creative Countertops INC. | Davenport | IA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| EPEngineered Plastic Components, INC. | Grinnell | IA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| FAFirestone Agricultural Tire | Des Moines | IA | Plastics and Rubber Products Manufacturing326211 | — | ◇ UNVERIFIED |
| GRGraham Retread Company | Spencer | IA | Plastics and Rubber Products Manufacturing326212 | — | ◇ UNVERIFIED |
| HMHawkeye Molding Company Inc | Roland | IA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| IAInternational Automotive Components | Iowa City | IA | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
 Iowa Rotocast Plastics, INC. | Decorah | IA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| JWJeld Wen Windows | Grinnell | IA | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| LILaddawn, INC. | Manchester | IA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| LSLil' Sidekick Inc | Polk City | IA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| MManpower | Decorah | IA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| MTMitas Tires North America INC | Charles City | IA | Plastics and Rubber Products Manufacturing326211 | — | ◇ UNVERIFIED |
| PAProfol Americas | Cedar Rapids | IA | Plastics and Rubber Products Manufacturing326113 | — | ◇ UNVERIFIED |
| PIPurethane, INC | West Branch | IA | Plastics and Rubber Products Manufacturing326100 | — | ◇ UNVERIFIED |
| RTResin Technologies INC | Carroll | IA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| RBRiver Bend Injection Molding, LLC | Victor | IA | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| RPRiverside Plastics | Bonaparte | IA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| RHRyco Hydraulics | Pella | IA | Plastics and Rubber Products Manufacturing326220 | — | ◇ UNVERIFIED |
| TDTimewell Drainage Products & Services | Sibley | IA | Plastics and Rubber Products Manufacturing326122 | — | ◇ UNVERIFIED |
| TITpi Iowa LLC - Former Site of | Newton | IA | Plastics and Rubber Products Manufacturing326130 | — | ◇ UNVERIFIED |
| UMUSA Mold INC. | Newton | IA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| WPWaverly Plastics Company, INC. | Waverly | IA | Plastics and Rubber Products Manufacturing326113 | — | ◇ UNVERIFIED |
