Avantor, Inc. — Director's Dealing 2019

May 20, 2019

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: Avantor, Inc. (AVTR)
CIK: 0001722482
Period of Report: 2019-05-16

Reporting Person: Connolly Thomas (Director)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, par value $0.01 per share	72605349	Indirect

Footnotes

F1: The Reporting Person is a managing director of Goldman Sachs & Co., LLC ("Goldman Sachs"). Goldman Sachs is a subsidiary of The Goldman Sachs Group, Inc. ("GS Group"). The Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2: Goldman Sachs and GS Group may be deemed to beneficially own indirectly, in the aggregate, 72,605,349 shares of Common Stock, $0.01 par value per share ("Common Stock"), of Avantor, Inc. (the "Issuer") by reason of the direct beneficial ownership of such shares by BSPI, StoneBridge 2017, StoneBridge 2017 Offshore, VWR, StoneBridge 2018 and StoneBridge 2018 Offshore (together, the "GS Funds") because affiliates of Goldman Sachs and GS Group are the general partner, managing limited partner, managing general partner, managing partner, managing member or member of each of the GS Funds. Goldman Sachs is a wholly-owned subsidiary of GS Group. Goldman Sachs is the investment manager of certain of the GS Funds.