Gilles Gaillard


  • Bar admission: 1993
  • LL.M., Cambridge University
  • Post-graduate degree (DEA) in Business Law, Paris University II Panthéon-Assas
  • Master’s degree in Business Law and Taxation, Paris University II Panthéon-Assas
  • Lybrand (became Landwell then PwC) (1993)
  • Magellan (Mazars group) (1999), Partner in 2001
  • De Gaulle Fleurance & Associés (2002), Partner in 2005
  • Partner, ADVANT Altana (2017)

Practice Areas:

  • Mergers & Acquisitions

Areas of expertise:

  • heads the insurance and the reinsurance practice in the firm. He has more than 20 years of experience in corporate and insurance law both on contracts and products (life and non-life), joint-ventures or holding structures and on regulatory matters related to structures and intermediation
  • has assisted major actors in the insurance industry for many years, on the domestic and on the international markets, with a recognized expertise in M&A and equity transactions, complex cross-border transactions, regulatory matters and anti-trust at a national and European level (including the first SGAM in France)
  • has broad experience in insurance law and in regulatory and litigation matters related to structures products in collaboration with specialized regulatory authorities. He organizes distribution and partnerships in France and abroad.
  • has also been involved for more than 20 years in public and private M&A, private equity and corporate restructuring, with a focus on complex cross-border transactions and regulated sectors
  • advises French and foreign funds, management companies, private and public investors, family and institutional shareholders, financial institutions, business creators, family offices in relation with their corporate finance transactions, acquisitions or disposals of assets and listed and unlisted securities, private equity transactions (venture capital, build-up), joint ventures and partnerships.

He is particularly active in the finance, insurance, energy, and life science sectors.


  • French
  • English



  • IBA
  • AMRAE (Association for the Management of Corporate Risks and Insurance)
  • AFIC
  • AJAR
  • Cercle des Administrateurs
  • France Invest



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