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About Stefanie Fay

Stefanie specializes in complex and cross-border civil litigation as well as mass claims and collective actions. Over the years, she has gained enormous experience in this area, acting for clients from many different industries. 

A particular focus of her work is strategic advise for national and international clients for the defense against collective actions and mass claims. She is also particular experienced in the coordination and technical capabilities required to handle mass claims and collective actions.  

Stefanie also represents and advises financial service clients in various litigation, including securities and shareholder litigation and mis-selling cases. She also focuses on ESG risks and opportunities in connection with financial products. 

Stefanie speaks German, English and French.

Recent work

  • Acting for a major automobile manufacturer on its global defence against customer claims
  • Acting for various major national and international banks and financial institutions in litigation proceedings arising from the sale of swaps and structured products
  • Representing various bondholders in disputes against the former Hypo Alpe Adria Bank International, now Heta Asset Resolution
  • Advising various banks and financial institutions during investigations into alleged misconduct, and systems and controls issues



  • University of Frankfurt (Germany) and University of Florida, Levin College of Law (U.S.) (law)
  • University of Tübingen (economics) 
  • Legal Traineeship (Referendariat) at Higher Regional Court of Frankfurt and German Mission to the United Nations, New York

Professional qualifications

  • Rechtsanwältin, Germany