Gonzague Senlis Partner

Gonzague Senlis

Professional Background

Gonzague Senlis is a Partner at Forvis Mazars, specializing in audit and services for large international groups and listed companies. He is a Chartered Accountant (Expert-Comptable) and Statutory Auditor (Commissaire aux Comptes), and graduated from Arts et Métiers ParisTech.

He began his career at Mazars in 2000, working in audit and advisory roles primarily in the defence and insurance sectors. He was appointed Partner in 2009.

International Experience & Leadership

Between 2017 and 2020, Gonzague Senlis was based in Chicago (USA), where he developed Mazars’ large corporate (Grands Comptes) activities in the Midwest region.

He currently plays a key role in the development of the Large Corporates practice for Forvis Mazars globally, supporting major international clients.

Sector Expertise & Advisory Focus

He works with large international and listed groups, focusing on:

  • Complex audit engagements for multinational corporations
  • Management of complex contractual and operational structures
  • Audit and advisory services in regulated industries
  • Cross-border coordination of large-scale audit engagements


His early career experience includes strong exposure to:

  • Defence industry
  • Insurance sector
  • Additional Role

Gonzague Senlis is also a French Foreign Trade Advisor (Conseiller du Commerce Extérieur de la France – CCEF), contributing to the promotion of French companies internationally.

Areas of Expertise

  • Audit of Large International & Listed Groups
  • Complex Contract & Risk Structures
  • Defence & Insurance Sector Expertise
  • Cross-border Audit Coordination
  • Large Corporates (Grands Comptes) Development
  • International Market Development (USA experience)
  • Strategic Audit Leadership
  • Global Client Management

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