Ms. Bergman replaces Michael Feehan, who will be departing the Company.  

Ms. Bergman, 49, joins Ecovyst after having previously served as the Chief Financial Officer of Legacy Food Group since July 2024. From June 2021 to June 2024, she served as the Chief Financial Officer of Liquid Environmental Solutions. Before that, she served as Chief Accounting Officer, Corporate Controller and VP Accounting of UGI Corporation from February 2019 until June 2021. Ms. Bergman has served as a member of the board of directors and chair of the audit committee of Arq, Inc. (NASDAQ:ARQ) since June 2023 and also has served as a member of the board of directors and member of the audit committee of QNB Corp. (NASDAQ:QNBC) since May 2020. She holds a Bachelor of Business Administration degree and a Master of Business Administration degree from Temple University.  

It is expected that Mr. Feehan will continue as an employee of the Company until September 30, 2026 in order to provide for a smooth transition of his prior duties to Ms. Bergman.