Avantor Results Presentation Deck

Q2 revenue Reported revenue in $M $1,911M Q2'22 X.X% Reported revenue growth -8.7% Navantor™ $1,744M TOTAL REVENUE Q2'23 Core organic growth COVID-19 impact Organic growth FX impact Reported growth (6.5%) (2.6%) (9.1%) +0.4% (8.7%) 415 Note: Organic growth is reported revenue growth excluding the impacts from changes in foreign currency exchange rates. Core organic growth is organic growth net of COVID-19 impact. 6

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