Dr. Dominik Ziegenhahn

Dr. Dominik Ziegenhahn


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  • Arbitration
  • Litigation


  • English
  • German
  • Italian

Practice areas

  • Bank and capital market law
  • Commercial law
  • Corporate law (M&A)


  • Automotive
  • Bank and financial services
  • Chemicals
  • Consumer products and retail
  • Energy and infrastructure
  • Engineering
  • Health care and medical services
  • Hospitality and leisure
  • Insurance
  • IT and software
  • Media, advertising and telecommunication
  • Public policy
  • Real estate
  • Technology
  • Logistics and transportation
  • Trade



Dominik specializes in specializes in corporate law and mergers & acquisitions and has advised on numerous national and cross-border matters and transactions over the past 15 years. In addition, Dominik is regularly advising as counsel in a large variety of corporate and commercial law related state court and arbitration proceedings and has developed a specific a focus on post-M&A disputes. Moreover, Dominik is regularly appointed as arbitrator in ad hoc or DIS arbitration proceedings.

Dominik is recommended by clients as an "excellent lawyer and very convincing in person" (JUVE Handbook 2014/2015) and by competitors as "very experienced and involved in corporate/M&A transactions" (JUVE Handbook 2017/2018) with an “excellent client handling in M&A and litigation matters” (JUVE Handbook 2016/2017). In addition to its recommendation by JUVE, he is also regularly recognized by LEGAL500, Chambers and Handelsblatt/Best Lawyers.

  • Since March 2015
    Partner with Raschke von Knobelsdorff Heiser, Hamburg
  • Since 2012
    Officer of the International Sales Committee of the International Bar Association
  • 2011 - 2015
    Vice President of the Chinese European Lawyers Asscoiation and member of the Advisory Board of the Chinese European Arbitration Center
  • 2009 - 2015
    Partner with Graf von Westphalen, Hamburg
  • 2003 - 2009
    Principal Associate with Freshfields Bruckhaus Deringer, Hamburg, Milan and Frankfurt/Main
  • 2000 - 2002
    Legal clerkship at the Higher Regional Court, Düsseldorf
  • 1998 - 2000
    Doctorate at Christian-Albrechts-Universität zu Kiel and at the European Parliament in Brussels
  • 1992 - 1998
    Legal studies at Christian-Albrechts-Universität zu Kiel and LUISS - Libera Università Internazionale degli Studi Sociali in Rome
  • Hamburg Arbitration Circle (HAC)
  • Chinese European Legal Association (CELA)
  • Gesellschaftsrechtliche Vereinigung (VGR)
  • International Bar Association (IBA)
  • Deutscher Anwaltsverein (DAV)
  • Deutsch-Italienische Juristenvereinigung (DIJV)
  • Deutsch-Italienische Wirtschaftsvereinigung "MERCURIO"



Raschke von Knobelsdorff Heiser

Wexstraße 16
20355 Hamburg