Renny is Chairman, non-executive director and consultant to a number of life science companies, medical research charities, universities and hospitals, providing advice and support on fund raising, research funding, Intellectual Property protection, peer review and research administration. 

Prior to this he was the Chief Executive and founder of Intercern, a clinical trials networking organization established with venture capital funding, employing 120 staff at its peak with offices in the UK, Germany and Croatia. Intercern was founded in 1999, with $2 million seed finance from GlaxoWellcome followed by a further $12 million raised from major Venture Capital investors.

Prior to his industry career, Renny was a senior NHS administrator, serving as Director of Research at the Institute of Child Health London and Deputy Director of Clinical Research and Development at Great Ormond Street Hospital for Children, London. He established the first UK hospital/university Research and Development Office and became involved in protection of intellectual property and revenue sharing agreements. His own intellectual property includes the IT base on which most research active UK NHS hospitals and a number of universities now manage their clinical research portfolio. Known as 'The Research and Development Database', this technology was a pioneering step in UK research management support. Renny was the founding Director and responsible for the establishment of the University College London Clinical Research Network. Before entering the NHS, he was Director of Research for Action Research, one of the ten largest medical research charities in the UK, and a Senior Scientific Officer at the headquarters of the Medical Research Council. In total, Renny has raised over $40 million in commercial and charitable funds in his career.

He has been a member of numerous government and charitable working groups and steering committees (MRC, NHS, GSK, Kings Fund, Imperial College etc). Currently, he is a non-executive director of one of the most successful NHS Foundation Trusts in the UK; the clinical adviser to SPARKS, a charity supporting medical research related to children and early years of life; and he sits on the Board of Trustees for the Lord Snowdon Award Scheme. Originally a biochemist, Renny has also worked and lived in Sweden where from 1982-1983 he was a European Molecular Biology Fellow at the Immunobiology Dept., Karolinska Institute, Stockholm.