Christian started as a junior analyst with the stockbroker Cholet Dupont in 1980. Responsible for the Research Office of the firm, affiliated with the CL Group, he became, at the same time, Head of Mission from 1992 with the capital markets division of the bank and then manager (1995) of the Europe Retail unit within LCL (Crédit Lyonnais Securities). As such, he led numerous missions and delegations abroad within the Lyonnais Group (Latin America and South East Asia). He continued as a financial analyst with MIA in 2003, before joining the broker Viel Traditions in 2004 as a financial analyst responsible for the Retail and Luxury sectors. In 2016, he joined Invest Securities with the same area of responsibility.