Peter Callens
Attorney at Law - Partner

Peter Callens

Peter Callens is a partner in the Corporate and M&A Practice Group in Belgium. He has extensive experience in national and international corporate transactions and post-transaction dispute resolution and is recognised for his expertise worldwide.

About Peter Callens

Peter has extensive experience in national and international corporate transactions. His focus is on mergers and acquisitions and private equity investments in a wide variety of economic sectors including insurance, manufacturing, healthcare, utilities and the IT business. 

He also represents clients in litigation and arbitration proceedings primarily in post-M&A or shareholder disputes, and he is regularly appointed as an arbitrator in both ad hoc and institutional arbitration proceedings.

Peter is mentioned as leading lawyer by Chambers & Partners Global & Europe (Dispute Resolution, Corporate and M&A), Legal 500 EMEA (Corporate and M&A), IFLR 1000 (M&A)and Best Lawyers guide (2017) . He is also recognised as an expert in corporate law, litigation and mergers and acquisitions law by the Best Lawyers guide (2017). Peter is again mentioned as a leading lawyer by The Legal 500 EMEA (2018). Since 2018 he is also mentioned in the Corporate/M&A ‘Hall of Fame’ by The Legal 500 EMEAPeter has published articles on arbitration and on various corporate law related subjects, including takeover bids and corporate governance in the energy sector.


  • Brussels Bar, 1982 (President Dutch language section)
  • Chairman of the Belgian-Dutch Society (BENEV)


  • Specialisation degree in Banking Law, Università degli Studi di Siena (Italy), 1982
  • Master's Degree in Law, Katholieke Universiteit Leuven (Belgium), 1981
  • Bachelor's Degree in Law, Université de Namur (Belgium), 1978


  • Dutch
  • English
  • French
  • German
  • Italian
  • Spanish


T: +32 2 743 43 95