| AHAlpen High Performance Products, INC. | Louisville | — | ● ACTIVE |
| PPPTA Plastics Longmont | Longmont | 100–499 | ● ACTIVE |
| CTCircular Technologies | Boulder | 20–99 | ◐ LIKELY ACTIVE |
| AEAvedon Engineering INC | Longmont | — | ◐ LIKELY ACTIVE |
| TSTrelleborg Sealing Solutions Us, INC. | Louisville | — | ◐ LIKELY ACTIVE |
| NBNoa Brands America - 1460 Overlook Dr | Lafayette | — | ◐ LIKELY ACTIVE |
| AFApplied Films CORP | Boulder | — | ◇ UNVERIFIED |
| CTComplex Tooling & Molding INC | Boulder | — | ◇ UNVERIFIED |
| ETElastomer Technology INC | Boulder | — | ◇ UNVERIFIED |
| FRFront Range Tooling INC | Boulder | — | ◇ UNVERIFIED |
| KIKryptonics INC | Boulder | — | ◇ UNVERIFIED |
| LILund International, Autotron Accessories | Longmont | — | ◇ UNVERIFIED |
| MCMerck & Co, LLC | Boulder | — | ◇ UNVERIFIED |
| NCNypro Colorado INC | Longmont | — | ◇ UNVERIFIED |
| RIRockmont Ind INC | Louisville | — | ◇ UNVERIFIED |
| TDTegrant Diversified Brands, INC | Longmont | — | ◇ UNVERIFIED |
| TTTrend Technologies INC Colorado Div | Longmont | — | ◇ UNVERIFIED |
 American Converters Longmont | Longmont | 20–99 | ◐ LIKELY ACTIVE |
| ATAdvanced Tooling Concepts | Longmont | — | ◇ UNVERIFIED |
| ATAdvance Tooling Concepts Pratt Pkwy | Longmont | — | ◇ UNVERIFIED |
| APAltratek Plastics, INC. | Longmont | — | ◇ UNVERIFIED |
| AIAtlantic International, LLC | Boulder | — | ◇ UNVERIFIED |
| AEAvedon Engineering, INC. | Longmont | — | ◇ UNVERIFIED |
| BBoomerang | Longmont | — | ◇ UNVERIFIED |
| CPCentury Plastics & Engineering INC | Longmont | — | ◇ UNVERIFIED |
| CRColorado Roller & Wheel | Lafayette | — | ◇ UNVERIFIED |
| CPColumbine Plastics Corporation | Louisville | — | ◇ UNVERIFIED |
| CTComplex Tooling & Molding INC | Boulder | — | ◇ UNVERIFIED |
| CPCreative Plastics | Longmont | — | ◇ UNVERIFIED |
| DPDtm Products INC | Minot | — | ◇ UNVERIFIED |
| HIHisarmco, INC. | Longmont | — | ◇ UNVERIFIED |
| IEIrwin Enterprises, INC. | Lafayette | — | ◇ UNVERIFIED |
| NCNypro Colorado INC | Longmont | — | ◇ UNVERIFIED |
| PRPackaging Resources INC | Longmont | — | ◇ UNVERIFIED |
| PTPlastic Tooling Aids Lab INC | Longmont | — | ◇ UNVERIFIED |
| THThe Hanson Group, LLC | Louisville | — | ◇ UNVERIFIED |
