Avantor, Inc. announced the appointment of Simon Dingemans to its Board of Directors, effective January 2, 2026. Simon Dingemans is an accomplished executive with extensive global leadership experience across healthcare, finance and strategic business transformation. He was previously the Chief Financial Officer of GlaxoSmithKline plc, a Partner at Goldman Sachs, and a Managing Director at The Carlyle Group.

He currently serves on the boards of Vodafone Group Plc, WPP plc and Genomics LTD, where he is also non-executive Chair. Earlier in his career, Mr. Dingemans held senior leadership positions at Goldman Sachs International, where he oversaw UK investment banking and European mergers activity, and later served in senior advisory and operating roles at The Carlyle Group. He holds both a bachelor's degree and a master's degree in geography from the University of Oxford.

Mr. Dingemans, age 62, most recently served in senior leadership roles at The Carlyle Group, a global investment management firm, as Senior Advisor from 2022 to 2024 and as Managing Director and Partner, UK Buyouts from 2020 to 2022. Prior to his roles at The Carlyle Group, Mr. Dingemans served as the Chief Financial Officer of GSK plc, a global biopharmaceutical company, from 2011 to 2019. Mr. Dingemans also served in a variety of positions at Goldman Sachs, a global investment banking, securities and investment management firm, from 1995 to 2010, including Partner and held leadership roles overseeing the UK Investment Banking and European Mergers from 2000 to 2010, and Managing Director from 1995 to 2000.

Prior to Goldman Sachs, Mr. Dingemans spent ten years at SG Warburg, an investment bank, in positions of increasing responsibility. He currently serves on the boards of directors of Vodafone Group Plc, WPP plc and Genomics Limited. Mr. Dingemans holds both a master?s degree and a bachelor?s degree in geography from the University of Oxford.