Ratan Ratnesh

1st January, 1970

Ratan Ratnesh

Ratan Ratnesh is a Director and Head of Clinical Outsourcing at Otsuka Pharmaceutical. He received his Bachelors in Mechanical Engineering from National Institute of Technology, India and an MBA from University of Louisiana. Ratan has broad experience in strategic sourcing, clinical outsourcing, operations and supply chain improvements in Fortune 500 and growth companies. He started his career in management consulting specializing in supply-chain across different industries and moved to clinical outsourcing in early 2000. In Pharmaceutical industry he worked at Wyeth and Novartis prior to joining Otsuka and he has managed different categories related to clinical outsourcing.


Arena’s business-to-business events offer a myriad of opportunities for sponsors and exhibitors to drive their businesses forward.
Our sponsorship packages help companies educate ther target market on key industry issues and spread brand awareness throughout the

If you want to discuss how we can help you generate leads and add-value to your corporate and brand image please contact:

Paul Adams
+44 (0)20 7936 6948

Speaker opportunities

We identify and invite individuals we believe to be the best speakers in the market, if you think you can make a difference to the quality of our events please contact:

Chloe Roberts
E: Chloe.Roberts@arena-international.com
T: +44 (0)207 936 6822