Our Clients

Many of the world's leading pharmaceutical and biotechnology companies turn to Tessellon to solve their greatest challenges - on time, on budget. And with results they can believe in. What we do for them is customized to their needs, and we can do this for you.


We're ready to add your company's name:

  • Asahi Kasei
  • Abbvie
  • Astellas
  • AstraZeneca
  • Bayer Healthcare Pharmaceuticals
  • Dicerna Pharmaceuticals
  • Eisai
  • GSK
  • Helsinn
  • Jazz Pharmaceuticals
  • Medivation
  • Merck
  • Merck KGaA
  • Millennium Pharmaceuticals
  • Otsuka
  • PDL Biopharma
  • Pfizer
  • Roche
  • Sumitomo Dainippon Pharma
  • Takeda
  • Your company: