Sesen Bio Strengthens Senior Leadership Team

Sesen Bio (Nasdaq: SESN), a late-stage clinical company developing targeted fusion protein therapeutics for the treatment of patients with cancer, today announced the expansion of its senior leadership team with the appointment of experienced industry leaders to several key roles:

• Patricia Drake to Chief Commercial Officer
• Steve Barbera to Vice President, Market Access
• Julie Hoff to Vice President, Human Resources
• Dewey McLin to Vice President, Medical Affairs

“I am thrilled to have Patricia, Steve, Julie and Dewey join us to help accelerate our capabilities across these key functions,” said Dr. Thomas Cannell, president and chief executive officer of Sesen Bio. “As we prepare for a potential world-class launch of Vicineum, I strongly believe that these leaders will not only bring diverse and invaluable expertise to our team but will also drive the Company to continue executing our mission to save and improve the lives of patients with cancer.”

Patricia Drake is a seasoned biopharma executive with over 30 years of experience. Prior to joining Sesen Bio, Ms. Drake spent her career at Merck & Co., Inc in various leadership roles. During her tenure, Ms. Drake progressed through numerous commercial roles of increasing responsibility in marketing, sales, strategy and operations, most recently as Managing Director and CEO of Merck, Sharp & Dohme (MSD) Finland. Prior to this, Ms. Drake led the Global Human Health Strategy realization and orchestrated sales force deployments as Vice President of Sales in Canada. She enjoyed commercial success in Latin America managing Merck’s Diversified Brands, including Bacillus Calmette–Guérin (BCG) in 2011 and 2012. Ms. Drake is well-known as an inspiring and inclusive leader who is dedicated to the development of her teams and solely focused on organizational success for the benefit of patients. Ms. Drake received her bachelor’s degree from Wichita State University and is a graduate of the Harvard Business School Executive Leadership Program.

Steve Barbera is an accomplished cross-functional leader in the healthcare industry, with over 20 years of experience in the development and implementation of complex market access strategies including health policy, pricing and reimbursement, contracts and coding. Prior to joining Sesen Bio, Mr. Barbera served as the Vice President of Market Access at UroGen Pharma and played a critical role in the launch of the company’s first commercial product, Jelmyto. Prior to UroGen, Mr. Barbera held various leadership roles at Dendreon Pharmaceuticals, Allergan, and Medimmune, among others. Mr. Barbera holds a Bachelor of Science in nursing from Villanova University, and proudly served in the United States Marine Corps.