Plastics Companies
Home to the country's largest national laboratory and a major research university, the 15-county Knoxville-Oak Ridge region has become a center of expertise for advanced composites materials.
| Company | Location | Number of Employees | Service |
| Newell Rubbermaid | Blount | 500-999 | Office products supplier |
| Techmer P.M. | Anderson | 500-999 | Poly modifiers |
| Republic Plastics | Knox | 100-249 | Plastic dinnerware and tableware |
| Formall | Anderson | 100-249 | Portable storage containers |
| Phoenix Closures | Cocke | 50-99 | FDA approved injection molding |
| Geon Performance Solutions | Anderson | 50-99 | Poly modifiers |
| Ultra Tech Extrusions of TN | Anderson | 20-49 | Plastic extrusion |
| RGE (USA), Inc. | Cocke | 10-19 | Injection molding |
| Wright Plastic Products | Monroe | 1-9 | Injection molded plastic parts |
| Source: Book of Lists; Local County websites, Database USA 2025 | |||