1. AdvanSix Inc.
2. ASH Industries
3. BASF SE
4. Domo Chemicals GmbH
5. DuPont de Nemours Inc.
6. Grupa Azoty S.A.
7. Koninklijke DSM N.V.
8. Lanxess AG
9. Lyondellbasell Industries Holdings B.V.
10. Radici Group
11. RTP Company Inc.
12. Saudi Basic Industries Corporation
13. Toray Industries Inc.
14. UBE Corporation
15. YUH-DEAN Enterprise Co. Ltd.