Type	Name	Date
Separation agreement	Separation Agreement between Timothy Stedman and Trinseo Europe GmbH	04/15/2020
Separation agreement	Separation Agreement between Hayati Yarkadas and Trinseo Europe GmbH	10/03/2019
Employment agreement	Employment Agreement between Trinseo LLC and David Stasse	04/30/2019
Employment agreement	Employment Agreement between Trinseo LLC and Frank A. Bozich	01/30/2019
Employment agreement	Amendment to Employment Agreement between Trinseo US Holding, Inc., Trinseo S.A. and Christopher D. Pappas	12/21/2018
Employment agreement	Amended and Restated Employment Agreement between Trinseo US Holding, Inc. and Christopher D. Pappas	12/28/2017
Employment agreement	Employment Agreement between Trinseo LLC and Barry Niziolek	05/23/2016