- Apexical Inc.
- BASF SE
- Clariant
- Daihachi Chemical Industry Co. Ltd
- DIC Corporation
- DuPont de Nemours
Inc
- DSM NV
- Eti Maden
- Huber Engineered Materials
- ICL
- Italmatch Chemicals SpA
- Jangsu Yoke Technology Co. Ltd
- Lanxess
- MPI Chemie BV
- Nippon Carbide Indestries Co. Inc. (Sanwa Chemical Industry Co. Ltd)
- NYACOL Nano Technologies Inc.
- Rin Kagaku Kogyo Co. Ltd
- RTP Company
- Shandong Brother Sci. &Tech. Co. Ltd
- Sumitomo Corporation
- Thor Industries
- TOR Minerals