His clients include private equity/real estate funds, financial institutions (including insurance), corporates, and public sector entities. Jacques is also a regular adviser on corporate governance matters and liability management to board of directors and senior executives.

Prior to joining the firm, Jacques worked in different law firms in New York and Paris and qualified as a member of the bar in both cities. He was a lecturer in corporate law at the University of Paris II-Assas and has published various articles on the subject. He is a graduate of Paris II Panthéon-Assas and Harvard Law School.