Bonnie Tully was 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 billion in fiscal 2019.   Tully replaces John Rolando, who is retiring after 33 years with Evonik and its predecessor companies. Before becoming president, Tully was CFO of the North America region.   “Bonnie Tully‘s leadership skills and broad experience within the organization make her the righ...