Avantor Results Presentation Deck

2023 full-year guidance Vavantor™ XNDS -2000 Navo METRIC Core Organic Revenue Growth Adj. EBITDA Margin Expansion Adj. EPS¹ Free Cash Flow FY 2023 guidance as of Q1 based on estimate for FY blended USD/EUR exchange rate of 1.05. FY 2023 guidance (current) based on estimate for FY blended USD/EUR exchange rate of 1.09. 1. Adj. EPS estimate based on US GAAP diluted share count of ~680M. FY 2023 GUIDANCE AS OF Q1 2023 -0.5% to +1.5% (-3% to -1% organic) -75 to -25 bps (20.2% - 20.7% margin) $1.28 - $1.36 $675 - $750M FY 2023 GUIDANCE CURRENT -6.5% to -4.5% (-9% to -7% organic) -200 to -150 bps (18.9% -19.4% margin) $1.04 - $1.12 $600 - $675M 9

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