European Business Office
In Ireland's Capital City

Our mission is to advance the company’s presence outside the U.S. and enhance our relationships with global partners and stakeholders.

Regeneron's first international location opened in early 2013 in Dublin city. Today we are growing at a steady pace, with an international team that brings vast knowledge from their European and global experiences.

Leading the way

We offer opportunities to make an impact in the areas of:

  • Regulatory Affairs
  • Clinical Trial Management
  • Commercial
  • External Manufacturing
  • Global Patient Safety &
  • Financial Services
  • Strategic Sourcing &
  • Human Resources
  • Corporate Affairs
Muriel O'Byrne - Vice President and Head of EU Regulatory Affairs & European Business Office

Our leadership

Muriel O’Byrne, PhD, Senior Vice President International Regulatory Affairs & Head, European Business Office

Muriel has over 25 years of experience in the pharmaceutical industry gained from R&D roles with major players in the sector. She spent over 10 years based in London with GlaxoSmithKline and AstraZeneca before returning to Ireland to take up a senior level position with Elan. Muriel was one of the first employees in the Dublin office, joining in the summer of 2014. Since then she has contributed significantly to the growth of the office and the expansion of clinical development and regulatory affairs capabilities internationally.

Muriel holds an Honours Bachelors of Science degree from University College Cork and a Ph.D. from Trinity College Dublin, 12 months of which was spent at Oxford University as a collaboration with the MRC Anatomical Neuropharmacology Unit.

Regeneron Dublin Location

Dublin location

One Warrington Place

Dublin 2, D02 HH27
+353 (0)1 411 2200 +353 (0)1 411 2200

Contact us for questions related to regulatory affairs, global patient safety, pharmacovigilance, commercialisation, and finance.

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