Equibles does not estimate personal net worth.
Earlier roles on record: CFO at Thermo Fisher Scientific Inc. (TMO) until March 31, 2026. Thermo Fisher Scientific Inc. reported in an 8-K filed July 23, 2025 that Stephen Williamson retired as Senior Vice President and Chief Financial Officer (CFO), effective March 31, 2026. The proxy statement of Thermo Fisher Scientific Inc. reports total compensation of $6,781,012 for Stephen Williamson in fiscal 2025, including a base salary of $1,095,170. Disclosed compensation is on record for 6 fiscal years. Stephen Williamson has spoken on 22 earnings calls across 1 company, most recently for Thermo Fisher Scientific Inc. on January 29, 2026. The companies whose calls Stephen Williamson spoke on are classified in the Healthcare sector.
“On July 23, 2025, Thermo Fisher Scientific Inc. (the "Company"), announced that Stephen Williamson, Senior Vice President and Chief Financial Officer (CFO) will retire effective March 31, 2026.”
“As you saw in our press release, we had a great Q4 to cap off the year. Throughout the year, the team effectively navigated the external environment and remained focused on delivering for all of our stakeholders.”
“I'll take you through an overview of our third quarter results for the total company, then provide color on our four business segments, and I'll conclude by providing our updated 2025 guidance.”
“I'll take you through an overview of our second quarter results for the total company, then provide color on our 4 business segments, and I'll conclude by providing our updated 2025 guidance.”
“As you know, during periods of change, we define a clear set of guiding principles on how to successfully manage the company. These principles have three elements.”
“As you saw in our press release, we had an excellent Q4. The team executed well in the quarter and we delivered Q4 financials significantly ahead of what was assumed in the midpoint of our prior guidance.”
Start not stated–2026-03-31
Diagnostics & Research · Healthcare
CFO
Compensation components disclosed in company proxy statements. Amounts are nominal USD; total is the company-reported figure.
| Fiscal year | Company | Role | Salary | Total |
|---|---|---|---|---|
| 2025 | Thermo Fisher Scientific Inc. (TMO) | Senior Vice President and Chief Financial Officer | $1,095,170 | $6,781,012 |
| 2024 | Thermo Fisher Scientific Inc. (TMO) | Senior Vice President and Chief Financial Officer | $1,047,575 | $11,087,581 |
| 2023 | Thermo Fisher Scientific Inc. (TMO) | Senior Vice President and Chief Financial Officer | $1,014,577 | $6,240,259 |
| 2022 | Thermo Fisher Scientific Inc. (TMO) | Senior Vice President and Chief Financial Officer | $974,808 | $6,853,073 |
| 2021 | Thermo Fisher Scientific Inc. (TMO) | Senior Vice President and Chief Financial Officer | $933,411 | $6,952,326 |
| 2020 | Thermo Fisher Scientific Inc. (TMO) | Senior Vice President and Chief Financial Officer | $855,191 | $9,056,406 |
