Tom O'Leary

Tom O'Leary currently serves as the Head of HR for Global Operations and Europe Operations at Viatris, beginning in March 2023. Prior to this role, O'Leary was Chief People Officer at Winthrop Engineering and Contracting Limited from October 2021 to March 2023, where the company is recognized for its expertise in Turnkey Data Centres. O'Leary's extensive experience includes positions such as Human Resources Executive at Aptiv and Head of HR Business Partners Healthcare Ops at Merck Group, where leadership encompassed a team of approximately 100 HR Business Partners. Additional roles include Global HR Business Partner at Merck Serono, Head of Human Resources at Merck Millipore, Director of HR at UCC, HR Manager at Pfizer Pharmaceuticals, and Director at O'Malley InterSearch. Educational qualifications include an MSc in HR Leadership from Sheffield Hallam University, Executive Education from Harvard Business School and INSEAD, and a degree in Business, HR & Law from the University of Limerick.