1. Armacell International S.A.
2. Beijing Coowor Network Technology Co. Ltd.
3. Cabot Corporation
4. Durkee(Wuhan) Insulation Material Co. Ltd.
5. Insulcon Group
6. Johns Manville
7. Kingspan Group
8. Knauf Insulation d.o.o.
9. L’ISOLANTE K-FLEX S.p.A.
10. NMC sa
11. Owens Corning
12. Recticel NV
13. ROCKWOOL A/S
14. Saint-Gobain ISOVER
15. Temati group by IPCOM NV
16. Unifrax I LLC