?- Alfa S.A.B. de C.V.
- Celanese Corporation
- Indorama Ventures Public Company Limited
- JBF Industries Ltd
- PCC
- Rabigh Refining and Petrochemical Company (Petro Rabigh)
- SABIC
- Saudi Methacrylates Company (SAMAC)
- Sipchem Company
- The Chemours Company