Personal wealth note: Equibles reports source-backed professional activity and disclosed compensation; it does not estimate personal net worth.
Michael Stubblefield is recorded as CEO at Avantor, Inc. (AVTR). The proxy statement of Avantor, Inc. reports total compensation of $13,077,931 for Michael Stubblefield in fiscal 2025, including a base salary of $1,140,000. Disclosed compensation is on record for 7 fiscal years. Michael Stubblefield has spoken on 22 earnings calls across 1 company, most recently for Avantor, Inc. on August 1, 2025.
Summary generated from SEC filings and earnings-call records held by Equibles.
Recorded current and former roles; source labels appear when available.
Start not stated–present
Start not stated–2024-03-29
Last confirmed by a filing; no departure on record
Recorded roles and call appearances connecting this person to public companies.
AVTR
CEO
Other people whose current roles at this company are on record from its filings.
Compensation components disclosed in company proxy statements. Amounts are nominal USD; total is the company-reported figure.
| Fiscal year | Company | Role | Salary | Total |
|---|---|---|---|---|
| 2025 | Avantor, Inc. (AVTR) | Former Chief Executive Officer | $1,140,000 | $13,077,931 |
| 2024 | Avantor, Inc. (AVTR) | Former Chief Executive Officer | $1,126,846 | $14,525,638 |
| 2023 | Avantor, Inc. (AVTR) | Director, President and Chief Executive Officer | $1,140,000 | $12,338,767 |
| 2022 | Avantor, Inc. (AVTR) | Director, President and Chief Executive Officer | $1,127,308 | $10,831,766 |
| 2021 | Avantor, Inc. (AVTR) | Director, President and Chief Executive Officer | $1,085,000 | $13,260,913 |
| 2020 | Avantor, Inc. (AVTR) | Director, President and Chief Executive Officer | $1,085,000 | $11,257,062 |
| 2019 | Avantor, Inc. (AVTR) | Director, President and Chief Executive Officer | $984,308 | $16,995,265 |
Earnings-call and investor-event appearances, plus filed executive appointments or departures, newest first.
