Avantor Investor Conference Presentation Deck

Relentless focus on execution continues to drive strong top-line and bottom-line growth Model Performance Navantor™ ORGANIC GROWTH 4-6%+ -7% CAGR¹ ADJ. EBITDA MARGIN EXPANSION 50-100 bps -115 bps per year¹ 1. Based on 2018 actual to 2021LE as per Q3 earnings call guidance 2. Based on 2021E 3. Target end 2022, without consideration of new M&A ADJ. EPS GROWTH Mid-teens+ -57% CAGR¹ TAX RATE Low 20s ~22% Effective tax rate² 1 ADJ. NET LEVERAGE 2-4X 3 3X Leverage³ 40th Annual J.P. Morgan Healthcare Conference 4 9

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