Stefan Patzer represents German and international clients in a wide range of complex and high-profile disputes, both in and out of court as well as in arbitration proceedings.

Mr. Patzer handles a variety of different litigation and arbitration matters, including:

  • Securities litigation and mass actions
  • Complex commercial litigation
  • Insolvency-related litigation
  • Competition and cartel damages claims
  • Insurance-related disputes

His focus industry sectors include automotive, energy & infrastructure, healthcare, and financial services. 

Mr. Patzer draws on experience successfully handling hundreds of court hearings, including some of the largest and most complex mass litigations in Germany. He regularly speaks and writes on current legal issues for leading industry publications, including Börsen-Zeitung, Handelsblatt, and Legal Tribune Online (LTO).

Thought Leadership

  • “EU-Verbandsklagen: Eine neue Ära des kollektiven Rechtsschutzes”, F.A.Z. Einspruch, 24.11.20
  • “Nach der Pleite kommen die Klagen”, F.A.Z., 14.10.20
  • “Die neue EU-Verbandsklage: Verbraucherschutz auf europäische Art”, Legal Tribune Online, 09.07.20
  • Commenting several provisions of the German Insurance Contract Act (Versicherungsvertragsgesetz) with respect to life insurance in the commentary of Looschelders/Pohlmann
  • Publications on new antitrust disclosure rules (NZKart 2018, 291) and on issues of international jurisdiction in cartel damages cases (NZKart 2019, 538)

Mr. Patzer’s experience includes, amongst others, advising/representing:

  • Scottish Widows Limited in connection with the alleged misselling of insurance policies 
  • Scholz Holding AG in securities litigation
  • An insolvency administrator as seller of one of world’s largest solar companies in a post-M&A DIS arbitration
  • Senior lenders in protective shield proceedings and subsequent sale of the Neumayer Tekfor Group 
  • UniCredit as an agent/security agent in the loan-to-own restructuring of Klöckner Pentaplast
  • A consortium of banks in restructuring of IFA group
  • A health care provider in several shareholder litigation proceedings
  • A leading sports nutrition company in relation to sales structure and in a series of disputes with suppliers and service providers
  • An insolvency administrator as seller of one of the largest European manufacturers of abrasives in a preliminary injunction proceeding
  • Seller of health care facilities in a post-M&A DIS arbitration
  • A private equity investor on reinsurance/de-risking concepts with respect to life insurance risks

Bar Qualification

  • Rechtsanwalt (Germany)


  • Second German State Exam, Higher Regional Court, Hamburg
  • LL.M., George Washington University
  • MBA, University of Hagen
  • First German State Exam, University of Cologne

Languages Spoken

  • German
  • English
  • French