1. Abriso-Jiffy NV
2. Austrotherm GmbH
3. BASF SE
4. Bauder Ltd
5. BEWI ASA
6. Cellecta Ltd.
7. Chi Mei Corp.
8. Compagnie De Saint-Gobain S.A.
9. DuPont de Nemours Inc.
10. Emirates Extruded Polystyrene LLC
11. Foam Products Corporation
12. Foamex SA
13. Guangzhou Xincheng New Materials Co. Limited.
14. Hangzhou Tyco Industrial Co. Ltd.
15. JACKON Insulation GmbH by Jackon A/S
16. Kalshine (Nanjing) Environmental Co.Ltd
17. Kingspan Group PLC
18. Knauf Insulation
19. Marmox Egypt by CMB Group
20. Owens Corning
21. Polyfoam XPS Ltd
22. Radmat Building Products Limited
23. RAVAGO S.A.
24. Resonate Systems Ltd
25. Schl?ter-Systems Ltd
26. SOPREMA S.A.S.
27. Soundis
28. Synthos S.A.