1. ataman kimya
2. ChemCeed LLC
3. Claremont Chemical Company Limited
4. Forchem Oyj by Respol Resinas
S.A.
5. Ilim Group
6. Ingevity
7. Kao Corporation
8. KRATON CORPORATION by DL Chemical Co. Ltd.
9. Neste Oyj
10. Pasand Speciality Chemicals
11. Pine Chemical Group
12. Saiper Chemicals Pvt. Ltd.
13. Stora Enso Group
14. Sunpine AB
15. THE CHEMICAL COMPANY