Olivier LELONG
Olivier LELONG is a partner of Nexia S&A.
As a chartered accountant and statutory auditor, he assists companies, either as an auditor or as a consultant, particularly with group issues (consolidation, tax consolidation, structuring). He also provides support for investment transactions (accounting and financial due diligence, VDD, etc.), mainly in the small and mid cap segment.
He has experience and references in many sectors of the economy, particularly with industrial companies.
After graduating from the Paris Institute of Political Studies in 1984, Olivier LELONG began his career at KPMG. He joined Nexia in 1998, became CEO in 2005 and then Chairman in 2020. In 2026, he hands over the chairmanship of the group to Olivier Juramie.