Avantor Results Presentation Deck

Core organic revenue growth by end market & product Biopharma Healthcare Education & government BY END MARKET Advanced tech & applied materials Navantor™ % of total sales ~55% ~10% ~10% ~25% Q4'22 +LSD -MSD -LSD +HSD FY'22 +HSD +LSD -LSD +DD Note: LSD 1-3% / MSD 4-6% / HSD 7-9% / DD >10%. "% of total sales" based on FY 2022 reported revenue. Proprietary materials & consumables Third-party materials & consumables Services & specialty procurement Equipment & instrumentation BY PRODUCT % of total sales ~40% -35% ~10% -15% Q4'22 +HSD -MSD -LSD +LSD FY'22 +DD +LSD +MSD +LSD 7

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