Company

• A. Schulman Inc.

• Acme Hardesty Co.

• Chevron Phillips Chemical Company - Polyethylene

• Croda Polymer Additives

• EMS-CHEMIE (North America) Inc. (Business Unit EMS-GRIVORY)

• Epolin, Inc.

• EQUATE Petrochemical Company

• Formosa Plastics Corp. U.S.A.

• GLS Corporation

• Honeywell Plastics

• Lixin Engineering Plastics Co.,Ltd.

• Mitsui Chemicals America, Inc.

• Multibase, a Dow Corning Company

• Neville Chemical Company

• Phillips Sumika Polypropylene Company

• Polymer Industries

• Polymer Resources LTD.

• Polyvel Inc.

• Reliance Industries Limited, Swastik Mills Compound

• RTP Company

• SABIC Innovative Plastics

• Sundance Products Group, LLC

• Total Polymer Vision (Suzhou) Co.,Ltd.