- Arkema Group
- Axens
- BASF SE
- Kuraray Co. Ltd
- CWK Chemiewerk Bad Kostritz GmbH
- Clariant AG
- W.R. Grace
- Hengye Group
- Jiuzhou Chemicals
- KNT Group
- Sorbead India
- Tosoh Corp
- Zeochem AG
- Zeolyst