?- BASF SE
- Clariant
- Covestro AG
- Croda International Plc
- Dow
- DuPont
- Exxon Mobil Corporation.
- Huntsman International LLC
- Idemitsu Kosan Co.Ltd.
- India Glycols Limited
- INEOS Group
- Pan Asia Chemicals Corporation
- Royal Dutch Shell plc
- SABIC
- Stepan Company