At A Glance

See what it takes to tackle the world's toughest health challenges.






By the Numbers

We do more than just treat diseases—we’re committed to new thinking and approaches that make a greater impact. Here’s how.

We're All Around the World

Our research centres:

  • Lake County, IL, USA
  • Redwood City, CA, USA
  • Pharmacyclics, Sunnyvale, CA, USA
  • San Francisco, CA, USA
  • Worcester, MA, USA
  • Foundational Neuroscience Center, Cambridge, MA, USA
  • Ludwigshafen, Germany
  • Tokyo, Japan

Our manufacturing sites:

  • North Chicago, IL, USA
  • Lake County, IL, USA
  • Worcester, MA, USA
  • Wyandotte, MI, USA
  • Barceloneta, PR (2)
  • Jayuya, PR
  • Cork, Ireland
  • Ballytivnan, Ireland
  • Sligo, Ireland
  • Ludwigshafen, Germany
  • Campoverde, Italy
  • Singapore, Singapore (2)