1. 3M Company
2. All Foam Products Co. Inc.
3. Arkema SA
4. BASF SE
5. DAFA A/S
6. H-O Products Corporation
7. Les industries Protac Inc.
8. Orlando Products Inc.
9. Palziv Ltd.
10. PAR Group
11. Pregis LLC
12. Recticel NV
13. RubberMill Inc.
14. Sealed Air Corporation
15. Sika AG
16. Zotefoams PLC