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About Marius Li-Yang Stein

Marius is a member of our intellectual property and information technology team (Commercial IP/IT) within our global transactions group.

Marius advises clients on all questions related to commercial contract law, information technology law as well as non-contentious intellectual property law with a particular focus on the sectors technologies, aviation, life sciences, banking and energy. Marius has broad expertise in advising international carve-out transactions and in drafting and negotiating complex commercial contracts.

He speaks German, English, French and Chinese.

Recent work

  • Lanxess Deutschland GmbH on sale of its organic leather business to TFL Ledertechnik GmbH;
  • Airbus SE on the (re-)acquisition of shares in its joint venture with Bombardier (with regard to the commercial and IP-related contracts);
  • Hellman & Friedman LLC on its purchase of AutoScout24;
  • Malaysia Airlines in a restructuring process (renegotiation of maintenance supplier agreements);
  • Etex Group on the sale of its European tiles business to Terreal Group;
  • DVB Bank SE on the sale of its Aviation Investment and Asset Management business to EnTrust Global and SVPGlobal;
  • Essent N.V. on the sale of parts of its energy business.


  • Eberhard-Karls-Universität-Tübingen, Germany;
  • Université Aix-Marseille, France (Maître en droit);
  • Traineeship (Referendariat) at the Higher Regional Court of Stuttgart, Germany;
  • Rechtsanwalt, Germany.