A Belgian national, he graduated from EAP-European School of Management (Paris, Oxford, Berlin – Diplôme de Grande Ecole de Gestion – Diplom Kaufmann) in 1989 and previously from the Catholic University of Brussels in Economics.
He embarked on his professional career at the European Venture Capital Association (EVCA) where he was appointed Secretary General at the age of 25. He launched several ambitious initiatives, one that led to the creation of EASDAQ (which became Nasdaq Europe) while significantly growing revenues, profits and membership.
William speaks English, French, Dutch and German and gets by in Italian. His interests are his family and friends, reading politics, travelling and hiking. He is married and has 2 daughters.