| Nylon 610, Glass Reinforced | Nylon 610, Carbon Fiber Filled |
| Ashley Polymers | BASF | DuPont Performance Polymers |
| EMS-Griltech | Lehmann & Voss & Co. | Nylene® |
| Plastcom spol. s r.o. | PolyOne Corporation | Shakespeare Company |
| Shandong Guangyin | Solvay | Teknor Apex Company |