Global chemical and specialty materials company Celanese has announced that Mark Rohr, Chairman and Chief Executive Officer (CEO), will assume the position of Executive Chairman of Celanese’s Board of Directors. After an extensive search, the Board has selected Lori Ryerkerk to succeed Rohr as CEO. The appointments are effective May 1, 2019, and at that time Ryerkerk will also join Celanese’s Board.

In Rohr’s role as Executive Chairman, he will remain focused on guiding the strategic options to unlock value for Celanese shareholders and overseeing the achievement of the company’s 2020 growth strategy, while working closely with Ryerkerk to ensure a seamless CEO transition.