Vincent Guillard Partner

Vincent Guillard

Professional Background

Vincent holds a Master’s degree in Finance and Risk Management from IAE Rennes.

He began his career in 2002 within the Accounting Standards team of Crédit Agricole Indosuez, before joining the IFRS Advisory team of CALYON’s Capital Markets department in 2005.

In 2009, he joined Mazars to lead the Financial Instruments practice within the firm’s Doctrine team.

Financial Instruments Expertise

Vincent is a recognized specialist in financial instruments, advising both financial institutions and corporates on complex accounting and financial topics.

He works across:

  • Banking and insurance sectors
  • Corporate Treasury and Financing functions
  • His expertise includes:
  • Accounting and valuation of financial instruments
  • IFRS standards (especially complex financial instruments)
  • Advisory and audit support on financial products
  • Treasury and financing structuring

Regulatory & Technical Involvement

Vincent is deeply involved in standard-setting and technical working groups, contributing to the evolution of accounting and financial frameworks:

  • Member of ANC (Autorité des Normes Comptables) working groups on financial instruments
  • Member of CNCC (Compagnie Nationale des Commissaires aux Comptes) working groups
  • Member of the EFRAG Financial Instruments Working Group since 2012

Areas of Expertise

  • Financial Instruments Accounting & Valuation
  • IFRS Advisory (Capital Markets)
  • Banking & Insurance Financial Advisory
  • Corporate Treasury & Financing
  • Regulatory & Accounting Standards (ANC, CNCC, EFRAG)
  • Technical Doctrine & Financial Advisory