Gaël Lamant Partner, CSRD Task Force Leader

Professional Background

• 1999 – Began his career at Arthur Andersen
• 2002 – Joined Mazars
• 2007 – Appointed Partner, Head of Actuarial Services in France

Alexandre Guchet is a Partner at Forvis Mazars and Head of Actuarial Services in France. A graduate of École Polytechnique and ENSAE Paris, and a certified member of the Institute of Actuaries, he joined Mazars in 2002 after three years at Arthur Andersen.

Since becoming Partner in 2007, Alexandre has led the firm’s actuarial practice in France, focusing primarily on insurance regulatory compliance, risk management, and actuarial valuation. His expertise also extends across sectors to the assessment and accounting of social liabilities and equity-based compensation schemes.

He is involved in both audit and advisory engagements, supporting major international groups, particularly in the context of mergers and acquisitions and complex financial reporting requirements.

From 2017 to 2020, he served on the Supervisory Board and the Co-options Committee of Mazars in France. He has also been a member of the Audit Committee of the Institute of Actuaries since 2016.

Areas of Expertise

• Actuarial Services & Risk Management
• Insurance Regulatory Compliance
• Social Liabilities & Employee Benefits Accounting
• Equity-Based Compensation Valuation
• Audit & Advisory for Insurance and Financial Institutions
• M&A Actuarial Support & Financial Assessment
• Actuarial Governance & Professional Committees