Paul Campbell
Summary
Paul Campbell became Viatris’ Interim Chief Financial Officer on May 8, 2026, after more than two decades with Mylan and Viatris in accounting and finance roles. ([viatris.com](https://www.viatris.com/en/about-us/executive-leadership-team/paul-campbell?utm_source=openai))
Biography
Campbell has worked for Viatris and its legacy company, Mylan, since 2002. He became Viatris’ chief accounting officer and corporate controller after the combination of Mylan and Pfizer’s Upjohn business closed in November 2020, and he assumed the interim CFO role during the 2026 departure of Doretta Mistras. ([viatris.com](https://www.viatris.com/en/about-us/executive-leadership-team/paul-campbell?utm_source=openai)) Before joining Viatris, Campbell spent nearly 10 years at Deloitte & Touche, where he was a senior manager in audit. At Mylan, he held positions spanning internal audit, business development, corporate development and operations finance before becoming chief accounting officer, senior vice president and controller. Campbell earned a bachelor’s degree in accounting from Pennsylvania State University and completed the Viatris Executive Leadership Academy at Harvard Business School. ([viatris.com](https://www.viatris.com/en/about-us/executive-leadership-team/paul-campbell?utm_source=openai))
Notable achievements
- Built a long tenure across Viatris’ accounting, reporting and finance organization, progressing through roles of increasing responsibility since joining Mylan in 2002. ([viatris.com](https://www.viatris.com/en/about-us/executive-leadership-team/paul-campbell?utm_source=openai))
- Oversaw day-to-day global accounting and finance operations as Viatris’ chief accounting officer and corporate controller. ([viatris.com](https://www.viatris.com/en/about-us/executive-leadership-team/paul-campbell?utm_source=openai))
- Provided internal finance leadership during the 2026 CFO transition, with the company citing his organizational knowledge and financial expertise as reasons for naming him interim CFO. ([newsroom.viatris.com](https://newsroom.viatris.com/2026-05-04-Viatris-Announces-Chief-Financial-Officer-Transition?utm_source=openai))
- Gained experience across audit, internal controls, business development, corporate development and operations finance before taking the interim CFO position. ([viatris.com](https://www.viatris.com/en/about-us/executive-leadership-team/paul-campbell?utm_source=openai))
Problem areas / controversies
- Campbell’s CFO appointment is interim while Viatris searches for a permanent successor, creating a leadership-transition issue for the finance function. ([newsroom.viatris.com](https://newsroom.viatris.com/2026-05-04-Viatris-Announces-Chief-Financial-Officer-Transition?utm_source=openai))
- His public record is primarily in accounting and controllership, so there is limited disclosed evidence to assess his longer-term capital-allocation or investor-relations strategy as CFO.
- No major personal controversy was identified in the reviewed Viatris filings, company biographies or reputable public reporting; company-level regulatory matters should not be attributed to Campbell without specific evidence. ([viatris.com](https://www.viatris.com/en/about-us/executive-leadership-team/paul-campbell?utm_source=openai))