Biogen Inc - Company Profile
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The following section provides information on Biogen Inc’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into Biogen Inc's management and employees, unlock the full data with our company analytics monitoring tool.
Executives
Maria C. Freire
Chairman Executive BoardMs. Maria C. Freire has been the Chairman of the company since June 2026. Previously, she served as President and Executive Director of the Foundation for the National Institutes of Health. Prior to this, she served as President and Chief Executive Officer of the Global Alliance for TB Drug Development. Prior to that, she served as President of the Albert and Mary Lasker Foundation. She also served as Director of the Office of Technology Transfer at the National Institutes of Health.
Christopher A. Viehbacher
Director; Chief Executive Officer; President Executive BoardMr. Christopher A. Viehbacher has been the Chief Executive Officer, Director, and President of the company sinceNovember 2022. Prior to this, he served as the Managing Partner of Gurnet Point Capital from from 2015 to 2022 and Chief Executive Officer at Sanofi from 2008 to 2014. Previously, he served in various roles at GlaxoSmithKline and PricewaterhouseCoopers LLP. He also served as Director of Vedanta Biosciences, Inc, Chairman of BEFORE Brands, Inc., Crossover Health, Sanofi and GlaxoSmithKline.
Robin C. Kramer
Chief Financial Officer; Executive Vice President Senior ManagementMs. Robin C. Kramer has been the Executive Vice President and Chief Financial Officer of the company since March 2025. Prior to this, she served as the Senior Vice President and Chief Accounting Officer of the company. Previously, she served as the Senior Vice President and Chief Accounting Officer of Hertz Global Holdings Inc. Ms. Kramer also served as an Audit Partner at Deloitte & Touche LLP; Chief Accounting Officer of Fisher Scientific International, Inc; Director, External Reporting, Accounting and Control for the Gillette Company.
Guy Hadari
Chief Information Officer Senior ManagementMr. Guy Hadari is the Chief Information Officer at Biogen. Previously, he served as a Managing Director at E&Y. Earlier, he served as Senior Vice President and Chief Information Officer at Shire pharmaceutical and Senior Vice President and Chief Digital and Information Officer at Teva Pharmaceuticals. Mr. Hadari held positions of increasing responsibility at IBM Israel and was a Partner at PricewaterhouseCoopers. He also founded and led Analytic Management.
Michael J. Parini
Chief Legal Officer Senior ManagementMr. Michael J. Parini has been the Chief Legal Officer of the company since August 2026. Previously, he served as Chief Executive Officer of Spur Therapeutics. Prior to this, he served as Chief Administrative, Legal, and Business Development Officer of Vertex Pharmaceuticals.
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