Dennis van Hattem Partner

Personal quote / vision

Compromise is the fairest way to dissatisfy everyone.

Specialist experience

• Conducting negotiations with the Internal Revenue Service
• Dispute resolution with the tax authorities
• Advising clients in an (inter)national context to arrive at the optimal tax position
• Tax treatment of segregated private assets and the individuals involved therein

Specific client experience

• Larger SMEs and their shareholder(s)

Education and work experience

• 1997 - 2002 | Leiden University | Tax Law
• 2002 - 2024 | Mazars | Assistant, Manager, Director
• 2005 - 2007 | International Tax Center Leiden | Postgraduate course in European & International Tax Law
• 2024 - present | Forvis Mazars | Assistant, Manager, Director

Additional functions

• Member of International Fiscal Association
• Lecturing on various tax topics both internally and externally