Olivier Lecler started his career in 1992 at INSEE (French National Institute of Statistics and Economic Studies) as editor of the INSEE Bulletin on the macro-economic situation. In 1996, he joined Societe Generale group as Strategic Studies Manager in the Finance and Development Division. In 1999, he was appointed Finance and Development Director of Fimatex, subsidiary which is Boursorama today, of which he became Deputy Managing Director in 2003. Olivier Lecler then joined SGAM group in 2006, firstly as Head of Finance and Operations, then as deputy to the Deputy General Manager, Operations. Until May 2008, he was Chairman & CEO of SGAM Banque, specialised in structuring for alternative investments. In June 2008, Olivier Lecler became Chief Operating Officer of SGAM and CEO of SGAM AI, before being appointed Chief Operating Officer of the Global Investment Management & Services division in 2009. In January 2011, he was appointed Chief Executive Officer of Societe Generale Private Banking Monaco, then Deputy Chief Executive Officer of Societe Generale Luxembourg in charge of private banking activities in Luxembourg in January 2013.He was appointed Deputy Chief Executive Officer of Societe Generale Private Banking Switzerland in 2015 and Chief Executive Officer in March 2016. In September 2019, he returned to Luxembourg and he is now in charge of Societe Generale Private Banking Luxembourg, Switzerland and Monaco.

Olivier Lecler is a graduate of the Ecole Polytechnique and ENSAE (Paris Graduate School of Economics, Statistics and Finance).