For questions regarding Purchase Orders, suppliers should use the contact listed on the Purchase Order or refer to our Invoice Contacts List.
For commercial questions, suppliers should contact their identified buyer directly. For general questions regarding purchasing policies or for contract implementation issues, suppliers should contact their regional purchasing representative.
For transactional questions, suppliers should contact their service center using the phone number listed on the purchase order.
Please send an email to FHDIBAS@trinseo.com.
Include the following information:
REACH, a chemicals management policy, stands for the Registration, Evaluation, and Authorization of Chemicals. We ask suppliers for a commitment to REACH, including whether they intend to pre-register and register, as well as an approximate idea of their registration timeline.
For additional supplier information, contact Trinseo.