Guillaume is an insurance expert based in Mazars Paris office. He joined Mazars in 1999 after graduating from the Arts & Métiers engineering school, and after a specialized master from HEC business school. He moved to Mazars Manhattan based office in 2008 where he became a Certified Public Accountant and made partner in 2011. Guillaume moved back to the Paris office in May 2014. Also a certified French actuary and a French statutory auditor, he is now providing audit services to life and non-life companies, as well as consulting services to non-attest clients. On the other hand, Guillaume is also the Head of the US Desk in Paris, which deals with US Auditing Standards and other SEC-related matters. Since 1999, Guillaume served most of the largest insurance groups in France, such as AXA, SCOR, Groupama, Paris Re or Natixis Insurance.