Nancy Killefer has served as a Certara director since 2021 and chairs the Compensation Committee while also serving on the Nominating and Corporate Governance Committee. She spent more than 15 years as a Senior Partner at McKinsey & Company, leading its Washington, D.C. office and Public Sector Practice, and served as Assistant Secretary for Management, CFO and COO of the U.S. Department of the Treasury from 1997 to 2000. She currently serves on the boards of Cardinal Health and Meta Platforms and holds a B.A. from Vassar College and an M.S. in Management from MIT.