Leading the charge

Led by a mission-driven team, Innoviva Specialty Therapeutics blends rigorous medical science with proven industry experience

Executive Team

Matt Ronsheim, President

Matt Ronsheim, PhD


Dr. Matt Ronsheim is an accomplished leader with over two decades of pharmaceutical development and commercialization experience. He has built and led teams throughout his…
David Altarac, M.D.

David Altarac, M.D.

Chief Medical Officer

Dr. Altarac is an infectious diseases physician and pharmaceutical executive with more than 20-years’ experience leading clinical and regulatory functions. He previously served as the…

Pavel Raifeld, CFA

Chief Executive Officer, Innoviva

Pavel brings deep financial and strategic expertise from experiences at Sarissa Capital Management, Credit Suisse’s healthcare investment banking, and biopharmaceutical consulting at McKinsey & Company…

Steve Basso

Chief Financial Officer, Innoviva

Mr. Basso brings more than 30 years of experience of financial leadership, primarily in the pharmaceutical industry. Prior to joining Innoviva, Mr. Basso served as…

Marianne Zhen

Chief Accounting Officer, Innoviva

Joining Innoviva in 2014, Marianne previously served as Corporate Controller for three tech companies. A member of the AICPA and the CalCPA, she also served…
Marcie Cain, Chief People Officer, Innoviva

Marcie Cain

Chief People Officer, Innoviva

Marcie is a seasoned executive who brings more than 25 years of human resources leadership experience, primarily in the life sciences industry. Prior to joining…


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