Colin Witman

Director, Global Vaccines Strategy

Colin Witman, MPH, is the Director of Global Vaccines Strategy at Merck, a position they have held since 2024. Previously, Colin served in various roles at Merck, including Associate Director of Engagement and Service Excellence from 2019 to 2022. Colin has experience as a consultant with Ernst & Young from 2012 to 2013 and managed teams in subsequent positions at EY until 2018. Colin earned an Executive Master of Public Health from Drexel University, achieving a perfect GPA, and holds multiple degrees from Penn State University, graduating with high distinction.

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Philadelphia, United States

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