Mathieu Ex

Greenille Private Client


Mathieu Ex

Gateway building

Luchthaven Brussel Nationaal 1 J

1930 Zaventem


View map

Mathieu Ex joined Greenille in 2011 as partner. In 2014, Greenille integrated with Deloitte Legal (formerly Laga). The Greenille Private Client Team is a dedicated group of more than 30 lawyers and experts, working for high net worth individuals and entrepreneurial families. They all have their very unique focus: tax and legal advisory, family and business dynamics and/or conflict handling. With an unique focus integrated approach and experience the team offers integrated and holistic services. Mathieu has been head of the team since 2017.

He started his career Dauginet & Co in 2002 before joining Freshfields Bruckhaus Deringer in 2006, where he gained expertise and recognition as a specialised tax lawyer with a particular interest in private wealth and family businesses.

Mathieu advises and helps families to protect, structure and manage wealth and businesses, a.o. through effective tax strategies and risk management. His particular center of interest lies in the structuring of private (art) collections, yachts and charitable giving.

He is a member of the Society of Estate and Trust Practitioners (STEP Benelux), member of the International Fiscal Association (IFA) and the Belgian Association of Tax lawyers (BATL).

Mathieu has consistently been ranked in the Chambers High Net Worth annual guide. In one of the testimonials, Deloitte Legal is recognised as having “a strong team, whose excellent, in-depth technical knowledge is combined with a very pragmatic and solution-oriented approach. Mathieu Ex is an absolute tier one private wealth adviser. His technical knowledge is impeccable, but it’s his human approach that sets him apart from other advisers”.

He is fluent in Dutch, French and English.

Mathieu Ex