Thermo Fisher Scientific Inc. said its board elected James Mullen to serve as a director, effective Nov. 8.
Mullen was CEO of Patheon NV until it was acquired by Thermo Fisher. He also previously served as CEO and president of Biogen Inc.
Waltham, Mass.-based Thermo Fisher is a provider of analytical instruments and equipment. The company completed the acquisition of Patheon in August 2017.