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NIA TATSIS, PHD

Executive VP, Chief Regulatory and Quality Officer
Vertex

Nia serves as Chief Regulatory and Quality Officer at Vertex Pharmaceuticals. In this role, she provides global regulatory leadership around clinical research and development, manufacturing, and commercialization of Vertex’s transformational medicines.

In addition to creating and executing the company’s global regulatory strategy, Dr. Tatsis also manages a worldwide team of regulatory professionals. Prior to joining Vertex, Dr. Tatsis held positions of increasing responsibility at pharmaceutical companies such as Sanofi, Stemnion, Pfizer, and Wyeth. Most recently, she was Vice President, Head of Global Regulatory Affairs, at the Sanofi Genzyme Business Unit focused on Inflammation/Immunology, Rare Disease, Multiple Sclerosis, Ophthalmology, Neurology, and Oncology/Immuno-Oncology.


Dr. Tatsis also worked as an associate staff scientist and research fellow in Immunology and Vaccine Development at the Wistar Institute and completed a post-doctoral research fellowship in Immunology at Thomas Jefferson University.


She received her Ph.D. in Cell and Molecular Biology from the University of Vermont and also holds a B.S. in Biology from Temple University.

©2026 by BRAG - Boston Regulatory Affairs Group.

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