1. AG Chemi Group s.r.o.
2. Brenntag SE
3. Ciech S.A.
4. DCW Ltd.
5. GHCL Limited
6. Humens Bidco SAS
7. Merck KGaA
8. Opta Group LLC
9. Pfizer Inc.
10. Sisecam
11. Solvay SA
12. Tata Chemicals Limited
13. Tokuyama Corporation
14. Tosoh Corporation
15. Vitro
S.A.B.