Avantor Results Presentation Deck

4 Regional Core Organic Growth & Adjusted EBITDA (Annual) USD in millions Navantor™ Americas GAAP consolidated net sales Core organic growth COVID Impact Organic growth M&A Impact FX Impact Reported net sales growth Adjusted EBITDA (non-GAAP) Adjusted EBITDA margin Adjusted EBITDA margin growth (-bps) Europe GAAP consolidated net sales Core organic growth COVID Impact Organic growth M&A Impact FX Impact Reported net sales growth Adjusted EBITDA (non-GAAP) Adjusted EBITDA margin Adjusted EBITDA margin growth (-bps) AMEA GAAP consolidated net sales Core organic growth COVID Impact Organic growth M&A Impact FX Impact Reported net sales growth Adjusted EBITDA (non-GAAP) Adjusted EBITDA margin Adjusted EBITDA margin growth (-bps) FY2020 $3,731 $ $45 $119 $164 $0 -$17 $147 $802 21.5% 190 bps FY2020 $2,287 $ $25 $123 $148 $0 $37 $185 % 1.3% 3.3% 4.6% 0.0% -0.5% 4.1% $ $1 $24 $25 $0 FY2020 $375 -$3 $22 % 1.3% 5.8% 7.1% 0.0% 1.7% 8.8% $398 17.4% 50 bps % 0.2% 6.9% 7.1% 0.0% -0.9% 6.2% $80 21.3% -170 bps FY2021 $4,237 $ $330 121 $451 35 20 $506 $ $75 (13) $62 23 11 $96 % 8.8% 3.2% 12.1% 1.0% 0.5% 13.6% $978 23.1% 160 bps $ $176 29 $206 85 99 $391 FY2021 $2,677 % 7.7% 1.3% 9.1% 3.7% 4.2% 17.1% $539 20.1% 270 bps FY2021 $471 % 20.0% -3.4% 16.6% 6.2% 2.8% 25.6% $114 24.2% 290 bps FY2022 $4,471 $ $260 (145) $115 133 (14) $234 $1,077 24.1% 100 bps $ $33 $4 % 6.1% -3.4% 2.7% 3.1% -0.3% 5.5% FY2022 $2,517 $ % 5.5% ($124) -4.6% 0.9% $148 $24 $92 ($276) 3.4% -10.3% ($161) -6.0% $524 20.8% 70 bps FY2022 $525 $37 $43 ($27) $53 % 7.0% 0.8% 7.8% 9.1% -5.6% 11.3% $142 27.0% 280 bps FY2023 YTD $2,058 $ % ($144) -6.2% (94) -4.1% ($238) -10.3% 0.0% -0.2% -10.5% 0 (5) ($242) $488 23.7% -170 bps FY2023 YTD $1,237 $ ($5) ($41) ($45) $0 ($22) ($67) $233 18.8% -130 bps FY2023 YTD $230 $ ($10) ($9) ($19) $0 % -0.3% -3.1% -3.4% 0.0% -1.7% -5.1% ($8) ($27) % -3.9% -3.6% -7.5% 0.0% -3.1% -10.6% $60 26.1% 60 bps Note: the sum of Americas, Europe, and AMEA does not equal Total, Avantor. Does not include corporate-level expenses 7

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