On December 11, 2025, Certara, Inc. announced the appointment of Jon Resnick to serve as the Company?s Chief Executive Officer, effective as of January 1, 2026 (the Start Date), to succeed Dr. William F. Feehery who is departing from his role as the Company?s Chief Executive Officer, effective as of the close of business on December 31, 2025. Mr. Resnick, 53, has served as the President for the U.S. and Canada regional business of IQVIA Holdings Inc., since July 2019. Prior to his current role, Mr. Resnick served as President of IQVIA?s Real World Solutions business, which he led since the merger of IMS Health and Quintiles in 2016.
Jon first joined IMS Health, a predecessor company to IQVIA, in 2002 within the consulting division and subsequently held several different European and U.S. leadership positions within the consulting and services and real-world businesses. Prior to IMS Health, Mr. Resnick worked for the U.S. Senate Committee on Finance, where he advised on healthcare policy and developed legislation around Medicare, Medicaid, and broader health care reform. Mr. Resnick holds an MBA from the Kellogg School of Management, Northwestern University and a BA in Political Science from Union College.
Dr. Feehery?s departure from the Company will be treated as a termination without cause pursuant to the terms of his existing employment agreement with EQT Avatar Parent L.P. and Certara USA, Inc., dated as of May 14, 2019, which sets forth post-employment payments and benefits therewith, contingent upon Dr. Feehery?s execution of a release of claims in favor of the Company and its affiliates.

















