Bonnie Tully has been named president of Evonik Corporation, effective June 1. As president of Evonik Corporation, Tully is responsible for the North America region, which recorded sales of $3.3 billion in fiscal 2019.   Tully replaces John Rolando, who is retiring after 33 years with Evonik and its predecessor companies. Prior to becoming president, Bonnie was chief financial officer of the North America region.   “Bonnie Tully‘s leadership skills and broad experience within the organizatio...