Chevron Phillips Chemical Company 50%
Trinseo has 50 percent ownership in two joint ventures, Americas Styrenics and Sumika Styron Polycarbonate, Ltd. Each company is a leading polymer producer in its respective market.
As a leading integrated producer of polystyrene and styrene monomer, Americas Styrenics offers solutions and services to customers in a variety of markets throughout the Americas.
Gales Ferry, Connecticut;
St. James, Louisiana;
Sumika Styron Polcarbonate Limited
A 50/50 joint venture between Trinseo and Sumitomo Chemical Co., Sumika Styron Polycarbonate Ltd. produces polycarbonate resins and serves customers and markets throughout Asia.