1. Armacell Llc
2. Basf Se
3. Cabot Corporation
4. Johns Manville Corporation
5. Lanxness Ag
6. Owens Corning
7. Saint-Gobain Corporation
8. Cellecta
9. Csr Building Products Ltd.
10. Dynamic Composite Technologies
11. Fletcher Building Ltd.
12. Kingspan Group Ltd.
13. Knauf Insualtion
14. Rockwool International A/S
15. L’Isolante K-Flex Spa