Dr. Joern Nissen

Lawyer | Partner

Dr. Joern Christian Nissen, Portrait
Office Cologne
Kennedyplatz 2
+49 221 33660 625
jnissen [at] goerg.de

Dr Joern Christian Nissen advises national and international companies on matters of corporate law. He specialises in matters of group law, in particular company contracts and corporate law de-mergers, e.g. in connection with M&A measures.



Dr Joern Christian Nissen advises national and international companies on all aspects of corporate law, in particular stock corporation and capital markets law. He also has considerable experience in the field of mergers & acquisitions, including the associated aspects of competition law. A further area of focus is handling shareholder disputes and other disputes relating to corporate law. His areas of specialisation include advising on the conclusion, amendment and termination of company contracts, in particular in connection with group de-mergers in M&A measures. Dr Nissen advises medium-sized and public companies, and has particular expertise in the fields of steel, metal processing, engineering, plastic processing, the automotive and energy industries.


Dr Nissen has been a partner at GÖRG Partnerschaft von Rechtsanwälten mbB since 2005, firstly at our Essen office and then at our Cologne office since 2017. Dr Nissen was previously director and manager of the group legal department at Klöckner-Werke AG in Duisburg.

After studying at the University of Kiel and completing his first state examinations, he completed his legal training and second state examinations in Hamburg. Dr Nissen obtained his doctorate at the University of Kiel, with a thesis on marine insurance law.

In 1986, he worked at the law firm Lindsay, Keller & Partners in Johannesburg (South Africa).

Memberships and awards

  • Essener Anwalts- und Notarverein (Essen Association of Lawyers and Notaries)
  • Arbeitsgemeinschaft der Syndikusanwälte im DAV (Working Group for In-house Lawyers at the DAV)
  • Gesellschaftsrechtliche Vereinigung (Corporate Law Association)
  • Hamm Bar Association


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