Aidan Synnott 
Chief Executive Officer
Aidan Synnott has 20 years of experience in biomedical research. He has led businesses in the USA and Europe since 2013 under the umbrella of Charles River Laboratories, where he spent 16 years. Over this period, he worked across the globe in operational and business development roles, notably managing operations across the Discovery and Safety Assessment and Research Models portfolio. He played a leading role in the integration of acquired companies on both continents during his tenure. Under his recent tenure as Corporate Vice-President, Global Discovery Services, the company passed the milestones of delivering 500 patents and 100 clinical candidates for its customers.
Aidan completed a Doctorate in Biotechnology at the Tokyo Institute of Technology under a scholarship from the Japanese government, and received the Kamata Gold Medal. He also has degrees from Trinity College, Dublin. Over the course of his career, he has co-authored a number of peer-reviewed papers and publications and is listed on several patents.
In March 2025, Aidan Synnott was appointed as Chief Executive Officer of Oncodesign Services. |
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Gilles Cadiou
Chief Financial Officer
Graduated from ESCP Business School and from Paris Dauphine University (advanced degree in applied mathematics), Gilles began his career at Arthur Andersen before joining Beijaflore group in a position of group CFO during 8 years ; then he joined Serb Specialty Pharmaceuticals in the same position during almost 10 years before moving to a job of senior advisor for private equity funds.
More than 20 years of managing experience in scale-up and high growth environments, Gilles joined Oncodesign Services in 2022 as Chief Financial Officer. He takes the head of the Administrative & Financial team, and full responsibility of whole activities of purchasing, accounting, controlling & finances for Oncodesign Services.
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Sébastien Simon
Chief Human Resources Officer
Graduated in Business Administration from ISEG Lyon, Sébastien began his career at Randstad, temporary employment company as hiring manager before working as HR manager in various companies with from 100 to more than 1000 employees; Then he has pursued his career as HR Director in wholesale’ business & then an IT company before working at Adare Pharmaceuticals where he was responsible for all HR matters & policies to support growth.
Building on these experiences, Sébastien joined Oncodesign Services in 2023 and takes the responsibility of Human Resources’ activities for all sites of Oncodesign Services.
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Stéphanie Belattar
Chief Legal Officer / DPO
Stéphanie Belattar has a degree in business law from the University of Strasbourg, supplemented by a course in international trade (ESCI). She held various positions as legal manager in pharmaceutical companies for around ten years, covering the French and international markets, in particular for the Europe, CIS, Maghreb and Middle East zones, with companies such as VWR, Laboratoires COOPER and INNOTECH International. At the same time, she worked as a consultant in business law at the Conservatoire National des Arts et Métiers in Paris. Stéphanie went on to work as head of legal affairs and then group legal director and DPO in various areas of activity within medium-sized companies in the intralogistics, security and services sectors.
With almost 20 years’ experience in business law acquired with family-owned groups, foreign groups and private equity funds, Stéphanie joined Oncodesign Services in May 2023 and will be in charge of the legal department, including the role of Data Protection Officer (DPO) for all Oncodesign Services sites.
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