Trinseo is a global materials solutions provider based in Wayne, Pennsylvania, United States. The company was established in 1930 as the research and development arm of the Dow Chemical Company and was later known as the Polystyrene Division of the Dow Chemical Company. In 2010, it became an independent company and adopted its current name, Trinseo.

Trinseo's headquarters in Wayne is the center of its global operations. The company operates in over 30 countries and has production facilities and research centers across Europe, North America, and Asia. Trinseo is committed to delivering innovative and sustainable solutions through its four business segments: Latex Binders, Performance Plastics, Synthetic Rubber, and Styrenic Polymers.

The Latex Binders segment offers a wide range of latex products used in adhesives, nonwovens, paints, and paper coatings. Performance Plastics provide specialized plastics for automotive, electrical and electronic, medical, and consumer markets. Synthetic Rubber offers synthetic rubbers used in tires, adhesives, and footwear.

Lastly, the Styrenic Polymers segment provides materials used in automotive, construction, packaging, and consumer goods. Trinseo has several noteworthy subsidiaries, joint partnerships, and collaborations. Its joint venture with BASF, called Styron, expanded the company's reach in the Styrenics business.

Trinseo also has a strategic collaboration agreement with the tire company Michelin to develop sustainable synthetic rubber materials. In terms of market position, Trinseo is a leading global supplier in the materials industry. Its products are used in various industries and applications, serving a diverse range of customers worldwide.

The company has a strong presence in key markets and continues to focus on growth and innovation. Trinseo has achieved several milestones and witnessed significant changes in its strategy and product lineup. In 2011, the company opened its European shared service center in Switzerland to centralize its financial, procurement, and IT functions.

In 2019, Trinseo launched its first recycled polystyrene containing post-consumer recycled material as part of its commitment to sustainability. As of the latest information available, Trinseo continues to expand its global market presence and pursue sustainable growth. The company focuses on delivering cutting-edge solutions to address customer needs while emphasizing environmental stewardship.

With its strong foundation and strategic partnerships, Trinseo is positioned to seize future opportunities and maintain its industry leadership