Avantor Investor Conference Presentation Deck

Serving attractive, high-growth end markets Total addressable market >$80B, growing mid-single digits BIOPHARMA +HSD growth rate¹ $38B TAM² 52% of Revenue³ Navantor™ HEALTHCARE + MSD growth rate¹ More than 70% of Revenue is in Life Sciences $13B TAM² 10% of Revenue³ 1. Based on long-term expectations. HSD = 7-9%; MSD = 4-6%; LSD = 1-3% 2. TAM Total Addressable Market, based on management estimates 3. Based on management estimate assuming all M&A as of 1/1/21 EDUCATION & GOVERNMENT + LSD growth rate¹ $16B TAM² 13% of Revenue ADVANCED TECHNOLOGIES + MSD growth rate¹ $16B TAM² 25% of Revenue³ 40th Annual J.P. Morgan Healthcare Conference 4

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