Mr. Mauvernay received his Master of Science in Economics in 1975. He then obtained a degree (MBA) from the 'Institut d'Administration des Entreprises’ and a DESS in Marketing (Master II Degree) in Clermont-Ferrand, France in 1976. In 1978, he founded an international cosmetics company, which he sold in 1998 but continued to manage until July 2001, when he joined Debiopharm International SA as Executive Vice President with direct responsibilities for the Finance and Administration Department. In 2006, Mr. Mauvernay handed over his operational activities within Debiopharm International SA and began to focus on the administration, finance and strategy of Debiopharm. Since 2017, Mr. Mauvernay has been serving as President and Delegate of the Board for Debiopharm and Après-demain.

Mrs. Calvayrac graduated from the University of Paris (Panthéon-Assas), where she obtained a "Diplôme d'Etudes Supérieures Spécialisées" in Business Law and Tax in 1988 (DESS, currently called "Master II Degree"). She then started a career in the banking sector during which she acquired a broad experience in various positions at Le Crédit Lyonnais (Crédit Agricole Group) in Marketing, Corporate Financing, Retail Banking and Human Resources, before becoming Director of the Financing Department for France, in charge of the Financing for Small Enterprises and of the Real Estate Financing for individuals. In April 2008 she joined the Asset Management team of Après-demain SA as General Secretary and was appointed Director in 2010. Since 2020, she has served as the Senior Vice President of the Asset Management team of Après-demain SA. She sits on the boards of various companies of Après-demain SA, including some portfolio investment companies.