President and Chief Executive Officer, MKS, Inc. Independent Director, 63 years old Director Since May 2022 Committee Membership Compensation (Chair); Audit Other Current & Previous Board Directorships MKS, Inc. (Nasdaq: MKSI) since 2020 Experience and Qualification Highlights Executive leadership experience: Tenure of over six years as President and CEO of a publicly traded multinational technology company with nearly $4 billion in annual revenue Perspective from service on other public company boards: Has served on the Board of MKS for over 6 years Expertise in the global semiconductor and technology industries: Throughout career, has worked at leading companies across the technology industry, focused on semiconductor, semiconductor packaging, solar, and plasma processing Career Highlights MKS President and CEO (2020-Present) Series of progressive leadership roles since joining MKS in 2007, including COO (2016-2019) Various roles at leading technology companies, including Applied Materials, Lucent Technologies, and AT&T Bell Labs Other Professional Experience and Community Involvement Highlights Chair of the Massachusetts High Technology Council (MHTC) (2023-2025) Member of the Executive Committee of the Board of Directors of MHTC since 2021 Co-Chair of the Massachusetts Opportunity Alliance since 2024 Member of the Executive Board of Trustees, Global Photonics Economic Forum since 2024 Education B.S. from Princeton University M.S.C.E.P. and Ph.D. from the Massachusetts Institute of Technology, all in Chemical Engineering