1. Alpek S.A.B. de C.V.
2. Avient Corporation
3. BASF SE
4. Celanese Corporation
5. Covestro AG
6. Curbell Plastics Inc.
7. EMCO INDUSTRIAL PLASTICS Inc.
8. Evonik Industries AG
9. Fagerhults Belysning AB
10. Indorama Ventures Public Company Limited
11. K.D. FEDDERSEN
12. LANXESS AG
13. Merck KGaA
14. Mitsubishi Chemical Corporation
15. Polymershapes LLC
16. Polyplastics Co. Ltd.
17. Reiloy Westland Corporation
18. Relyon plasma GmbH
19. Royal DSM N.V.
20. RTP Company
21. S.S.B. POLYMERS & S.S.B. ENTERPRISES
22. SABIC
23. Sudarshan Chemical Industries Limited
24. TORAY INDUSTRIES Inc.
25. Xcentric Mold & Engineering
26. Xometry Inc.