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van Sighem

Legal Counsel


  • MA in Law – KU Leuven (2014)
  • Complementary MA in notarial studies – KU Leuven (2015)

Areas of expertise

  • Tax law and tax litigation
  • Real estate law
  • Lease law


Dutch, French, English


Steve has been a member of the Brussels Bar since 2015. He began his career at the firm Monard Law in the tax procedures practice focusing on the transfer of family businesses.

He joined Avens Brussels in April 2020, where he focuses mainly on tax litigation, both in the administrative and judicial phases. He also assists clients with real estate disputes.

Over the years, he has developed a particular expertise in regional and local tax law.

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