1. Akzo Nobel N.V.
2. Ashland Global Holdings Inc.
3. Chongqing Lihong Fine Chemicals Co. Ltd.
4. Daicel Corporation
5. DKS Co. Ltd.
6. J.M. Huber Corporation
7. Lamberti S.P.A.
8. Mikro-Technik GmbH & Co. KG
9. Nippon Paper Industries Co. Ltd.
10. Nouryon Chemicals Holding B.V.
11. Qu?mica Amtex S.A.
12. The Dow Chemical Company
13. Ugur Seluloz Kimya A.S.
14. Univar Solutions Inc.
15. USK Kimya Corp. by Akkim
16. Zibo Hailan Chemical Co. Ltd.