Johanna is a partner in Hengeler's dispute resolution group. She represents corporate clients in domestic and international arbitration proceedings, but also routinely handles cases before national courts and in alternative dispute resolution.

Johanna's practice focuses on contractual and corporate law disputes, as well as on conflicts arising in connection with technology, development and construction projects. Her clients include commercial and logistics undertakings as well as service providers based in Germany and abroad. She represents financial institutions on a regular basis.

In past years, Johanna advised Deutsche Telekom AG in the arbitration proceedings concerning the German tolling system. In addition, she represented Deutsche Bahn AG before German courts in energy-related disputes. Johanna also routinely arbitrates post-M&A disputes and has extensive experience as a party representative in legal disputes relating to software development projects. 

Another focus of Johanna's practice is advising clients on compliance issues and on conducting cross-border internal investigations.


  • Admitted to bar 2008
  • Attorney-at-Law (New York) 
  • Humboldt-University of Berlin
  • New York University (LL.M.)