Avantor Results Presentation Deck

Q4 and FY revenue by region Reported revenue in $M Q4 core organic growth: FY core organic growth: AMERICAS ~60% of sales 1,088 Q4'21 4,237 X.X% Reported revenue growth FY'21 -3.6% +0.1% +5.5% +6.1% Navantor™ 1,048 Q4'22 4,471 FY'22 686 Q4'21 2,677 FY'21 EUROPE ~35% of sales -10.1% +6.3% -6.0% +5.5% 617 Q4'22 2,517 FY'22 134 Q4'21 471 FY'21 AMEA ~5% of sales -3.1% +5.7% +11.3% +7.0% 130 Q4'22 525 FY'22 Note: Organic growth is reported growth excluding the impacts from any acquired or disposed businesses and changes in foreign currency exchange rates. Core organic growth is organic growth net of COVID-19 impact. 16

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