Marilyn N. Horner

NOVA Chemicals Corp. engages in the manufacture and development of chemicals and plastic resins. It offers polyethylene resins and expandable styrenics. The company was founded in 1954 and is headquartered in Calgary, Canada.

Trinseo SA engages in the manufacture and marketing of synthetic rubber, latex binders and plastics. It operates through the following segments: Latex Binders, Synthetic Rubber, Performance Plastics, Polystyrene, Feedstock's, Americas Styrene's, and Corporate. The Latex Binders segment produces styrene-butadiene latex and other latex polymers and binders, primarily for coated paper and packaging board, carpet and artificial turf backings. The Synthetic Rubber segment focuses on the production of synthetic rubber products used predominantly in tires, impact modifiers, and technical rubber products. The Performance Plastics segment includes a variety of compounds and blends. The Polystyrene segment comprises of general purpose polystyrenes and polystyrene that has been modified with polybutadiene rubber to increase its impact resistant properties. The Feedstock's segment focuses on the production and procurement of styrene monomer outside of North America. The Americas Styrene's segment consists solely of the operations of the firm's owned joint venture. The company was founded on June 3, 2010 and is headquartered in Berwyn, PA.

Trinseo LLC manufactures and markets plastics, rubber, and latex. The firm develops blends polycarbonate, compounds, paper, carpet latex, synthetic rubber, and styrenics. The company was founded in June 2010 and is headquartered in Berwyn, PA.