Peter Callens
Of Counsel - Attorney at Law

Peter Callens

Peter Callens is a member of 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 has published articles on arbitration and on various corporate law related subjects, including takeover bids and corporate governance in the energy sector.

What others say about Peter

Chambers & Partners Europe - Edition 2020 – Corporate/ M&A 

''Newly appointed chair of the Brussels Bar, Peter Callens advises multinational companies in cross-border acquisitions. He is highlighted by one client for being "very knowledgeable about the whole utility sector in Belgium." 

Chambers & Partners Europe - Edition 2020 – Dispute Resolution: Arbitration 

''Peter Callens is "really a very good, sophisticated, hard-working lawyer," remarks one interviewee. He focuses on international arbitration, particularly in the financial sector.''

Legal 500 EMEA - Edition 2020 – Commercial, Corporate and M&A - ranked in the Hall of Fame 


  • 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