Ms Nouy joined the European Central Bank in January 2014 as Chair of the Supervisory Board of the Single Supervisory Mechanism, following a 40-year career in banking supervision. She began her working life as a supervisor at the Banque de France. During the early years of her career Ms Nouy was posted to the United States as the Banque de France representative in New York returning to spend time as a policy expert in the Foreign Department. She returned to her supervisory roots to head the research department and policy group in 1987 and was appointed director of financial supervision in 1990. In 1993 she became the French member of the Basel Committee on Banking Supervision. She then served as Deputy Secretary General of the Basel Committee from 1996 to 1998. She was appointed Secretary General of the Basel Committee in 1998, a position which she held until 2003. Returning to France, she became the head of the French supervisory authority, which she held for the next ten years: first as Secretary General of the Commission Bancaire and, following its merger with the insurance supervisor, as Secretary General of the Autorité de Contrôle Prudentiel et de Résolution.
Ms Nouy holds a Degree in Political Science and Public Administration from the Institut d’Etudes Politiques, Paris, and a Post-graduate Certificate in Law. She authored numerous papers on international and European financial supervision and regulation.