Pryor Cashman has been retained to represent Alter Domus (US) LLC (“Alter Domus”), in its capacity as administrative and collateral agent under the DIP Credit Agreement and the Super HoldCo 1L Credit Agreement in the Chapter 11 bankruptcy cases of Trinseo PLC (“Trinseo”) and its affiliated debtors.

Trinseo is a global specialty chemical company that manufactures plastic and latex binder products. Trinseo and certain of its direct and indirect subsidiaries filed for bankruptcy on May 26, 2026, in the United States Bankruptcy Court for the Southern District of Texas.

Representing Alter Domus are Partner Seth Lieberman, Chair of the Bankruptcy, Reorganization, and Creditors’ Rights Group and Co-Chair of the Corporate Trust Practice; Partner Patrick Sibley, Co-Chair of the Corporate Trust Practice; Partners Matthew Silverman and David Smith; Counsel Arsala Kidwai; and Associates Melissa Brij-Raj and Benjamin Kittay.

Pryor Cashman’s Corporate Trust Practice has extensive experience representing agents in notable bankruptcies, including Office Properties Income Trust, Azul S.A., Wesco Aircraft Holdings, Inc., and Avianca Holdings S.A.