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Robert Musslewhite, Chief Executive Officer 

Robert Musslewhite is the Chief Executive Officer of Definitive Healthcare and has served as a member of the board of directors of the Company since June 2021. Prior to joining Definitive Healthcare, Mr. Musslewhite was the Chief Executive Officer of OptumInsight, Optum’s health services business connecting the health care system with services, analytics, and platforms designed to make clinical and administrative processes easier and more efficient. He joined Optum following Optum’s acquisition of The Advisory Board Company, a publicly traded company that provided best practices research and insight, technology, data-enabled services and consulting services, where he served as Chief Executive Officer from 2008 until 2017 and Chairman from 2013 to 2017. Prior to his appointment as Chief Executive Officer of OptumInsight, Mr. Musslewhite served as Chief Executive Officer of Optum360 from March 2019 until August 2019 and, prior to that, as Chief Executive Officer of Optum Analytics and Chief Executive Officer of Advisory Board Research from 2017 until March 2019. Prior to joining The Advisory Board Company, Mr. Musslewhite was an Associate Principal with McKinsey & Company, a global management consulting firm, in the Washington, D.C., Amsterdam, and Dallas offices.

Mr. Musslewhite currently serves on the Boards of Directors of CoStar Group (Nasdaq: CSGP) and Ascend Learning, he is a member of the Economics Club of Washington D.C., and he recently completed service as Chair of the Board of Governors of St. Albans School.

Mr. Musslewhite received a J.D. from Harvard Law School and an A.B. in Economics from Princeton University.