| ALBIS PLASTIC GmbH |
PolyOne Corporation |
| Asahi Kasei Chemicals Corporation |
Polyplastics Co., Ltd. |
| Asia International Enterprise (Hong Kong) Limited |
Quadrant Engineering Plastic Products |
| Chevron Phillips Chemical Company LLC |
Radici Plastics USA, Inc. |
| Cool Polymers, Inc. |
RTP Company |
| Daicel Polymer Ltd. |
SABIC Innovative Plastics |
| DIC Corporation |
SABIC Innovative Plastics Asia Pacific |
| EPIC Polymers Ltd. |
SABIC Innovative Plastics Europe |
| E-Polymers Co., Ltd. |
Saint Gobain Performance Plastics |
| Eurostar Engineering Plastics |
Samsung, a division of Cheil Industries |
| Ferro Corporation |
Sichuan Deyang Chemical Co., Ltd |
| GEHR GmbH |
Sumitomo Bakelite Co., Ltd. |
| Kern GmbH |
Techmer Lehvoss Compounds |
| Kotec Corporation |
Technical Polymers, LLC |
| LATI S.p.A. |
Ticona |
| Lehmann & Voss & Co. |
Toray Resin Company |
| LEIS Polytechnik - polymere Werkstoffe GmbH |
TOSOH Corporation |
| LG Chem Ltd. |
TOYOBO America, Inc. |
| Ovation Polymers Inc. |
TP Composites, Inc. |
| Oxford Polymers |
Vamp Tech |
| Polymics, Ltd. |
Witcom Engineering Plastics B.V. |