4 Februar 2021 Certificate Allows Validation of Sustainable Materials Trinseo (NYSE: TSE), a global materials company and manufacturer of plastics, latex binders and synthetic rubber announces that its feedstocks plant in Terneuzen, The Netherlands received an International Sustainability & Carbon Certification (ISCC) for its mass balance processes used to validate its bio-based styrene as sustainable. The Terneuzen plant joins three other Trinseo sites that produce sustainable materials in being certified – polystyrene at Tessenderlo, Belgium; polycarbonate at Stade, Germany; and synthetic rubber at Schkopau, Germany. “Trinseo’s ethylbenzene styrene monomer plant in Terneuzen received ISCC+ certification in December 2020 and already has produced its first batch of bio-styrene,” said Nina Karabash, Global Business Director, Feedstocks. “This is an important step for our business, as customers are constantly looking for ways to add renewable raw materials along the value chain to support sustainability goals.”