?- Arkema
- BASF SE
- Braskem
- China BBCA Group
- Eastman Chemical Company
- FUTERRO S.A.
- Henan Jindan Lactic Acid Technology Co. Ltd.
- Indorama Ventures Public Company Limited
- Kingfa Sci.&Tech. Co.Ltd.
- LyondellBasell B.V.
- Novamont SpA
- Total Corbion PLA
- Yangzhou Huitong New Material Co. Ltd
- Zhejiang Hisun Biomaterials Co. Ltd.