Olivier Leclerc Associé

Professional Background
Olivier Leclerc holds a Specialized Master’s degree in Insurance and Finance from ESSEC Business School and has been with Forvis Mazars since 1998. He is currently a Partner responsible for the Insurance and Real Estate sectors in France.
A Statutory Auditor (Commissaire aux Comptes) and qualified actuary (actuaire mémorialiste), Olivier is responsible for the statutory audit of major insurance groups, including AXA France and COVEA, and also delivers a wide range of advisory services to other clients.
His consulting work focuses on organizational transformation, financial systems, and regulatory compliance, with a strong emphasis on the insurance industry. His main areas of expertise include:
- Optimization of finance functions
- Implementation of accounting information systems
- Compliance with Solvency II requirements
Over the course of his career, he has supported a wide range of leading insurance and mutual organizations, including:
AG2R, Allianz, APRIL, AXA, CARAC, CGPA, AIG (Chartis), COVEA, FNMF, Generali, GROUPAMA/GAN, Groupe Monceau, Médéric, MCD, MFP, MGEN, Mutuelle des Affaires Étrangères, Mutuelle Saint-Christophe, Mutuelle Phocéenne, OCIANE, Pacifica, Protégys, SMATIS France, among others.
Areas of Expertise
- Insurance Sector Audit & Advisory
- Real Estate Sector Audit & Advisory
- Statutory Audit of Major Insurance Groups
- Solvency II Compliance & Regulatory Frameworks
- Finance Function Optimization
- Accounting Information Systems Implementation
- Organizational Transformation in Financial Services