<ul><li>Trellis Earth Products, Inc.</li><li>Braskem</li><li>Japan Polypropylene Corporation</li><li>China Petroleum & Chemical Corporation (Sinopec)</li><li>Reliance Industries Limited</li><li>Borealis AG</li><li>BASF</li><li>LyondellBasell Industries</li><li>ExxonMobil</li><li>SABIC</li><li>DuPont</li><li>Bayer Material Science</li><li>Sumitomo Chemical Company Ltd.</li><li>INEOS</li><li>Fulton Pacific</li><li>PetroChina Company Limited</li><li>Washington Penn Plastic Company, Inc.</li><li>Qatar Petrochemical Company (QAPCO)</li><li>Chevron Phillips Chemical Company</li></ul>