John Berriman is the Chairman of ReNeuron Group plc (listed on AIM) and Autifony Therapeutics Ltd; and past Chairman of Heptares Therapeutics Ltd (sold to Sosei in February 2015) and Algeta ASA (listed on the Oslo stock exchange and sold to Bayer AG in March 2014).

He is also a non-executive director of Autolus Ltd. Until its sale to Amgen in the spring of 2012 he was a director of Micromet Inc. (listed on NASDAQ). Previously he was a director of Cytos AG (listed on the SIX Swiss exchange) and Abingworth Management, an international healthcare venture capital firm, where he was involved in founding, financing and serving as a director of several biotechnology companies in Europe and the USA – many of which obtained listings on public stock exchanges. Prior to that, he spent 14 years with Celltech Group plc and was a member of its Board when it listed on the London Stock Exchange in 1994. He has a degree in Chemical Engineering from the University of Cambridge and a Masters degree from the London Business School. In addition to the positions mentioned above, he was a founder and the first chairman of Solexa Ltd (now owned by Illumina Inc) the company which developed the DNA sequencing technology which is the dominant method of gene sequencing today.