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MSD, known as Merck & Co. Inc., Kenilworth, NJ, USA in the US and Canada, has operations in more than 140 countries. MSD employs approximately 1,700 people across its sites in Ireland, which encompass manufacturing, R&D, commercial and marketing facilities in addition to global support services. Many of the most widely used MSD medicines are developed by our teams in Ireland, with over 50% of MSD’s global top 20 products now manufactured here in Ireland. We have invested hugely in the Irish market and our Irish sites are highly regarded, and renowned, by our colleagues across the globe. For more information please visit

Financial Data

  • 31st Dec 17 Source: Company
    • €6.1 billion turnover
    • 1,700 employees
  • 31st Dec 16 Source: Company
    • €4.7 billion turnover
    • 1,600 employees


By Turnover

(€6.1 billion)

By Employees

17th in Top Companies By Turnover
  • 1,700
  • €6.1 billion


  • Ger Brennan Country Manager

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