Avantor Results Presentation Deck

Q3 core organic revenue growth Core organic revenue growth 7.8% Navantor™ CORE ORGANIC REVENUE GROWTH BY END MARKET % of total sales: Biopharma ~55% % of total sales: +HSD Healthcare ~10% +MSD CORE ORGANIC REVENUE GROWTH BY PRODUCT Proprietary materials and consumables -40% +DD Third-party materials and consumables ~35% +LSD Education and government -10% -LSD Note: LSD 1-3% / MSD 4-6% / HSD 7-9% / DD >10%. "% of total sales" based on YTD reported revenue. Services and specialty procurement -10% +MSD Advanced technologies and applied materials ~25% +DD Equipment and instrumentation -15% +LSD 7

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