Avantor Results Presentation Deck

2021 full year guidance Organic sales growth % Adjusted EBITDA % Adjusted EPS Free cash flow avantor M Previous 4-7% ~50bps expansion ~30% growth ~$800M Revised 6-9% -75bps expansion ~40% growth ~$800M - - - Includes COVID-19 tailwinds of $350 - $450M Continued growth of proprietary products Interest expense down ~35% Effective tax rate of 24% Continued strong conversion Incremental funding of growth initiatives Note: Guidance assumes Euro Exchange Rate of 1.18 & adjusted shares outstanding of 642.7 million. 10

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