Avantor Results Presentation Deck

Q2 revenue by region Reported revenue in $M $1,157M Q2'22 Q2 core organic growth: X.X% Reported revenue growth AMERICAS -60% of sales -11.3% -8.8% Navantor™ $1,026M Q2'23 $624M Q2'22 EUROPE -35% of sales -2.7% -1.8% $607M Q2'23 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. $130M Q2'22 AMEA ~5% of sales -14.4% -8.7% $111M Q2'23 7

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