Leadership Team

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François Moisson

François Moisson cofounded Excelya in 2014 with Frédéric Paqueville and, together, they drive the Executive Committee. Imbued with the entrepreneurial spirit, François began his career in consulting to better understand every aspect of successfully running a company. There, he worked with Frédéric, who shared his vision of creating a company in which all team members would actively participate in its development. The health sector naturally called through its ability to touch the lives of so many. After a few years in business development, he left to create Excelya which is now 800-strong across Europe. Today, he defines Group strategy with Frédéric and ensures that Excelya’s original DNA – to care for its team members, clients and patients while delivering on its promise of excellence – is carried in each of its actions. He has a Master of Business Administration from IAE Paris La Sorbonne and an Engineering degree from Arts et Métiers Paristech.


Frédéric Paqueville

Frédéric Paqueville cofounded Excelya in 2014. He now leads the group with François Moisson. Together, they are in charge of defining company strategy and the selection of new markets, offers and potential acquisitions. Before creating Excelya, Frédéric worked as Business Manager for a consulting firm. He left to create a company that would align with his desire to take good care of people while delivering outstanding business results. This was the genesis of Excelya. With François, they set out to produce a virtuous circle of people taken care of at work, their increased productivity and strengthened business. Since then, they have led Excelya from 2 to 800 employees, taking the company from a start-up to a European leader. He has a Master of Business Administration from IAE Paris La Sorbonne and an Engineering Degree from Arts et Métiers Paristech.

Chief Executive Officer

Alan Morgan

Alan Morgan joined as Chief Executive Officer of Excelya in 2020 and is based in Paris. He defines company strategy with our cofounders and steers the Executive Committee. He has held numerous leadership positions in contract research organizations across Europe for the last 30 years. Prior to his current role, he served as Chief Operating Officer at Quanticate in the United Kingdom and, most notably, as Global Group President of ICON Clinical Research Services. He has also held executive positions at Covance, MDS Inc. (now part of Syneos) and RPS (now PRA). He has led over 6000 people in 72 countries, repeatedly taking companies from small-scale to pan-European enterprises. He holds a Bachelor of Science from City University London and is a Fellow of the Chartered Certified Accountants.

Delivery Operations Director

Cyrille Jeantellet

Cyrille Jeantellet has been Delivery Operations Director at Excelya since 2018. Cyrille joined Excelya from Altran, where he most recently was Technical Unit Director leading operations for the manufacturing and industrial engineering activities. With 25 years industry experience, he has led international R&D activities in multiple countries simultaneously to successfully deliver results for offshore and nearshore projects. He has an engineering degree from the Université de Technologie de Compiègne (UTC)..

General Secretary

Gwenaël Mangin

Gwenaël Mangin serves as General Secretary after joining Excelya in 2015 as Administrative manager. He has completely developed the controlling and reporting capabilities at Excelya and structured the Group’s back office management. Today, he is in charge of steering cross-functional projects. Gwenaël has 15 years of experience in finance and administration, including eight years in consulting. He is a graduate of ESSEC Business School and has a Master’s in History from Université Paris Sorbonne.


Human Resources Director

Jean-François Schoonheere

Jean-François Schoonheere joined Excelya in 2019 as Human Resources Director. In January 2020, he also took the reins of Group communications and sustainable development. He is responsible for empowering Excelyates to maximize their potential and their capacity to deliver on our promise to advance human health on behalf of our clients. Jean-François is a Gallup-certified Strengths Coach. He is a strong advocate of a strengths-based approach to get the best out of people and of business. Previously, Jean-François served as Global Human Resources Director at Bouygues Immobilier, a leading player in real estate development. Jean-François holds a Master of Human Resources (CIFFOP) from Paris Panthéon Assas University.

Strategic Development Director

Guillaume Steimer

Guillaume Steimer joined Excelya in 2018 as Strategic Development Director where he leads medium to long-term strategy and  implements an ambitious external growth strategy to build our presence throughout Europe. Since joining, he has successfully overseen Excelya’s merger with four companies throughout Europe. Guillaume has nearly 25 years of experience in setting up and organizing equity capital operations, from financial analysis to investments, in brokerage firms, investment funds, restructuring activities, family offices and industrial companies. As an investor, he carried out transactions of significant size (€5-150 million) in venture capital, development capital, restructuring, LBOs and funds of funds. He has a Master of Business Administration from IAE Paris and a Master’s in Finance from the Université Panthéon Assas.


Sales Director

David Zarrouk

David has been Commercial Director at Excelya since 2020. From 2014 to 2020, David served as Global Key Account Manager at IQVIA, where he built strong relationships at Pierre Fabre, Ipsen, Servier and Galderma and was responsible for driving revenue across all IQVIA offers and service lines. Additionally, he held the positions of Solution Sales Director and Sales Operations Director at IMS Health from 2005 to 2014. David is passionate about his clients and making sure they receive the best care. David received his Doctor of Pharmacy from Université Paris Descartes and a Master of Business Administration from HEC Paris.