Ecovyst Inc. appointed Kurt J. Bitting as CEO and a Director of Ecovyst as Belgacem Chariag has departed the Company and the Board. Mr. Bitting has had a long and successful career with Ecovyst, having joined its Ecoservices segment in 2006 when the division was part of Rhodia. He has been a Vice President and the President of Ecoservices since March 2019 and has helped to grow Ecoservices.