1. Addivant USA Holdings Corp.
2. Akdeniz Kimya Sanayi Ve Ticaret A.S.
3. Arkema SA
4. Clariant AG
5. The Dow Chemical Company
6. Evonik Industries AG
7. Kaneka Americas Holding Inc.
8. Mitsubishi Chemical Corporation
9. Plastics Color Corporation
10. Shandong Ruifeng Chemical Co. Ltd