Trinseo has 50 percent ownership in the joint venture, Americas Styrenics. The company is a leading polymer producer in its respective market.
Trinseo 50%
Chevron Phillips Chemical Company 50%
Cartagena, Colombia;
Gales Ferry, Connecticut;
Ironton, Ohio;
Joliet, Illinois;
Marietta, Ohio;
St. James, Louisiana;
Torrance, California;