Mark Barrett

Biography

   Mr. William J. Sibold, also known as Bill, serves as Head of Multiple Sclerosis and Senior Vice President at Sanofi-Aventis U.S. LLC. Mr. Sibold has been an Executive Vice President at Genzyme Corporation at Sanofi since July 1, 2017. Mr. Sibold has been Senior Vice President and Head of Sanofi Genzyme’s Multiple Sclerosis

Research Interest

 Oncology and Immunology organization at Genzyme Therapeutic Products Limited Partnership since January 2016. He is responsible for leading its Multiple ...