• Trinseo Netherlands B.V.
  • Herbert H. Dowweg 5
  • 4542 NM Hoek
  • Terneuzen, the Netherlands

Trinseo is a leading global materials company, dedicated to innovating and delivering for its customers, no matter the challenge. Trinseo has approximately 2100 employees and $5.3 billion in revenue (2013), with 19 manufacturing locations around the world. Trinseo is committed to the princeiples of Responsible Care ® and being a good neighbor.

The Terneuzen site of Trinseo operates state-of-the-art plants for the production of plastic compounds, polystyrene, ABS, latex, and styrene monomer. These products are well-known for their performance in an array of applications from packaging and food service, to large appliances, portable appliances, consumer electronics, paper and flooring, and automotive.

Besides the production plants, the site has a global Research & Development center exploring new products and process optimizations for Trinseo.

The plants, which were owned and operated by The Dow Chemical Company for many years, transferred to Trinseo in 2010 when the Trinseo businesses were divested to Bain capital.


The Trinseo Terneuzen site has 380 employees and about 50 embedded contractors who operate the plants, the R&D center, and related activities. Furthermore, the Trinseo workforce is also responsible for their own maintenance department, as well as logistic and administrative operations for Trinseo assets on site.

Community Involvement

Trinseo operates close to the Terneuzen community and maintains close relations with the Terneuzen authorities and community stakeholders.

Fast Facts:

  • Established: 1965
  • Number of employees: 380
  • The Trinseo Netherlands plants are situated on the Terneuzen (Dow) industry park. The industry park is a highly integrated chemical production site.
  • The site is ideally located and has direct access to a deep sea port and railway, motorway and pipeline connections to Europe.
  • Environment, health, and safety have the highest priority at Trinseo. The injury rates of the employees and contractors are one of lowest in the country.