Trinseo (NYSE: TSE), a global materials solutions provider and manufacturer of plastics, latex binders and synthetic rubber, today announced video webcast access for its first Investor Day, which will be held at the St. Regis Hotel in New York City on Friday, November 11, at 8 A.M. EST. For investors and interested parties unable to attend Trinseo's Investor Day in person, the event will also be accessible via a live video webcast. Members of Trinseo's senior management team, including Chris Pappas, President and CEO; Barry Niziolek, EVP and CFO; Martin Pugh, EVP and COO; Hayati Yarkadas, SVP & Business President for Performance Materials; and Tim Stedman, SVP and Business President for Basic Plastics & Feedstocks will share the latest news from the company, provide an update on corporate growth strategy, and answer questions from attendees. Trinseo will discuss its continued transformation in three broad arenas - the sustainability of Basic Plastics & Feedstocks profitability, the growth of Performance Materials and the use of cash flow for investment and shareholder returns. The company will provide its perspective and detail on the future operating rate of styrene and polystyrene and the factors that influence those operating rates, as well as detail on the growth potential for the Performance Materials division. Additional details about Trinseo's Investor Day and the event registration form can be found on the company's investor relations website. The Company will furnish copies of the Investor Day presentation slides on its investor relations website and by means of a Form 8-K filing with the U.S. Securities and Exchange Commission.