1st January, 1970


OPIS is a full-service CRO providing premium clinical research services to industry sponsors worldwide. With 23 years of experience and more than 260 employees, OPIS operates from 11 strategically located international locations covering scientific advice, medical writing, regulatory, monitoring, project management, data management, biostatistics, pharmacovigilance, quality assurance and training.


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