| Polyalphaolefin | Polyolefin, Film Grade | Polyolefin, Wire/Cable Grade |
| Borealis | Dow Chemical | Imerys (Kentucky-Tennessee Clay Co.) |
| Lucent Polymers | Lucobit AG | Lushan |
| Ovation Polymers | REXtac | RheTech Products |
| SABIC Innovative Plastics (GE Plastics) | Sekisui Plastics | Spartech |