President and Chief Executive Officer

Christopher D. Pappas is President and Chief Executive Officer of Trinseo, a leading global materials company dedicated to innovate and deliver for its customers, with strong global positions in four business areas -- polystyrene and styrenic polymers, emulsion polymers, polycarbonate and engineered compounds, and PBR and SBR synthetic rubbers.

Pappas brings to Trinseo a 30-plus year distinguished career and proven operating experience in the chemicals and plastics industry, and is an accomplished leader of complex global businesses. In his role as Trinseo's President and CEO, he leads the company's commitment to help customers meet their needs with innovative new products and sustainable solutions.

Pappas started his career at The Dow Chemical Company, where he gathered industry experience in a number of sales and managerial positions between 1978 and 1996.

In 1996 he joined DuPont Dow Elastomers LLC where he held several leadership positions, initially as Vice President of Ethylene Elastomers and from 1999 onwards as Commercial Vice President.

He joined NOVA Chemicals Corporation in 2000. At Nova, he assumed roles with increasingly global responsibilities, as Senior Vice President & President, Styrenics (2000-2006), Chief Operating Officer (2006-2008), President and Chief Operating Officer (2008-09), and finally as President and CEO (2009).

He was named to lead Trinseo (formerly known as Styron) in March 2010, and assumed the role in June 2010 upon the sale of Trinseo from Dow to Bain Capital Partners in June 2010. Pappas serves on the Executive Leadership Team and the Board of Directors of Trinseo S.A.

Pappas also serves on the Board of Directors for FirstEnergy Corp. (NYSE: FE) and Univar. Previously, he has served on the Board of Directors for Methanex Corp., NOVA Chemicals Corporation, and Allegheny Energy, Inc.

Pappas holds a Bachelor of Science degree in Civil Engineering from The Georgia Institute of Technology and an MBA from The Wharton School of Business at The University of Pennsylvania.

He is married and has three children.