Philippe Castagnac

  • 1988

    Partner at Mazars

  • 2006

    Group Executive Board Member

  • 2011

    Group Chairman and CEO

  • 2019

    Honorary Chairman

Honorary Chairman 

Graduate of NEOMA / Rouen Business School, Philippe Castagnac is a chartered accountant and a statutory auditor. He built his entire career at Mazars and serving the profession.

Career at Mazars

Philippe Castagnac has held several leadership roles early within Mazars, including Managing Partner of the Mazars office in Strasbourg from 1988 to 1998, Deputy CEO and then CEO and Chairman of Mazars in France from 2003 until 2012.

At Group level, Philippe became member of the Group Executive Board and co-CEO of the Group in 2006. From 2011 to 2016, he served as CEO as well as Chairman of the Group. In 2017, Philippe was re-elected Chairman of Mazars’ Group Executive Board.

Clients and expertise

Philippe Castagnac has gained vast international experience in audit and advisory, and has served global listed companies in several industries and services.

Institutional Responsibilities

Philippe Castagnac has been actively serving on several institutional regional and national bodies of the profession since 1992. In particular, he chaired the commission in charge of reforming the operational functioning of the profession in France from 2004 to 2005.

In 2017, Philippe was named President of the Financial Markets Department of the French National Body of Statutory Auditors. He had been its Vice-President since January 2015.

Recognition 

Knight of the Legion of Honour.

 

 

 

 

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