Byotrol non-executive directors
Ralph Kugler, aged 56 (Non-Executive Chairman)
Ralph has over 25 years’ experience at the highest levels of global business. He is Board Advisor at Mars, Incorporated, and a non-executive director of Spotless Group Sas. Ralph was Chairman of Gorkana Ltd until April 2010, when he successfully led a merger with Discovery Group Holdings. Since the merger, he has been a non-executive director of the combined group – Gorkana Group Ltd. He is senior advisor for 3i plc, the global buyouts group, and advises several other companies.
Ralph was an executive director on the main Boards of Unilever plc and Unilever nv until 2008. Ralph is on the advisory board of Leeds University Business School, and a board trustee of the David Rattray Memorial Trust.
Till Medinger, aged 71 (Non-Executive Director)

Till was formerly Senior Vice President for Corporate Strategy at AstraZeneca Plc and prior to that had a long and distinguished career with Zeneca Plc and ICI Pharmaceuticals, directing business and marketing operations internationally and overseeing the launch of several global blockbuster products.
He is a past President of the Association of the British Pharmaceutical Industry and has many years international industry experience, serving on the Boards of both the European and the International Pharmaceutical Industry Federations. He has also served on the Board of the Chemical Industries Association. His business career has spanned R&D, territorial and marketing management, strategic planning, business operations, licensing and acquisitions/divestments, and public and government affairs. He has also acted as a corporate consultant to a number of high-tech companies within the US and the UK.
He is Chairman of PhotoBiotics Limited and a Non-executive Director of Datapharm Communications Ltd. He has a Doctorate in Chemistry from Oxford University.
