On November 10, 2022, Celanese Corporation announced that John G. Fotheringham, Senior Vice President, Acetyls, will be taking a temporary personal leave of absence, effective November 8, 2022 through spring 2023. On an interim basis effective November 8, 2022, Mark C. Murray will assume Mr. Fotheringham's duties and lead the Celanese Acetyls business. Mr. Murray previously served in senior commercial and business roles within the Acetyl Chain and Engineered Materials businesses at Celanese from November 2009 through June 2019 and from May 2002 to March 2007.

Before rejoining Celanese in June 2022 as Vice President of Business Strategy and Development, Mr. Murray served as Executive Vice President, Biomaterials and Advanced Technologies at Avantor, a global materials manufacturer and distributor.