Avantor Investor Conference Presentation Deck

Investing for growth in biopharma end market Addressing growing demand with critical investments in people, products and capacity BIOPHARMA PRODUCTION OPEN ORDERS Single-use Process Ingredients & Excipients 2019 5X 2020 Navantor™ 2021 Hydration expansion Europe Lipids expansion St. Louis, MO 2021 RECENT CAPACITY INVESTMENTS Solvents expansion Phillipsburg, NJ Tris HCL, L-Tyrosine expansions Sanborn, OH HPLE sugars expansion St. Louis, MO Acetonitrile expansion Chester, CT 2022 Amino acids production Aurora, OH 2 3 Salt buffers expansion Phillipsburg, NJ & Paris, KY Hydration expansion Aurora, OH 40th Annual J.P. Morgan Healthcare Conference 4 14

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