Avantor Appoints Simon Dingemans to its Board of Directors

Avantor, Inc., a leading global provider of mission-critical products and services to customers in the life sciences and advanced technology industries, today announced the appointment of Simon Dingemans to its Board of Directors, effective January 2, 2026.

Mr. 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 and WPP plc.

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“The Board continues to take action to accelerate growth and profitability at Avantor,” said Gregory Summe, incoming Chairman of the Avantor board. “With Simon’s breadth of experience guiding complex global organizations and his background in operational transformation, financial discipline and strategic execution, he is well suited to help advance the Avantor Revival plan. Simon’s appointment demonstrates the Board’s commitment to finding the best talent to help create value for our stakeholders.”

“Avantor’s innovative products and services have made the Company a trusted partner to the scientific community across the globe,” said Mr. Dingemans. “I look forward to supporting the Company’s efforts to drive operational improvements, deepen customer partnerships and position Avantor for sustainable, long-term success.”