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About Dr. Cosmas Weigel

Cosmas is a corporate/M&A principal associate in our global transactions group.

He advises on M&A transactions, particularly in the financial sector, and on general corporate matters.

Cosmas is fluent in German and English.

Recent work

  • Advised Global Infrastructure Partners on the acquisition of wpd offshore GmbH, a leading offshore wind-farm developer, from wpd AG
  • Advised UPM-Kymmene Corporation, a listed Finnish forest industry company, on the acquisition of AMC AG Advanced Methods of Coating
  • Advised Volkswagen AG on its takeover offer for Europcar Mobility Group
  • Advised NREP A/S, a leading Nordic real estate investor, on its acquisition of M3's Germany-focused real estate credit business
  • Advised Altor Fund IV and KonfiDents, a leading German dentistry group, on KonfiDents merger with the national industry leader Zahneins
  • Advised Hamburg Commercial Bank AG on its post-privatisation transformation process, including
    • a comprehensive liability management exercise;
    • the optimisation of its capital structure; and
    • various board-room matters.



  • Bucerius Law School, Hamburg, Germany (LL.B., First State Examination)
  • Fordham Law School, New York City, USA
  • Bucerius Law School, Hamburg, Germany (Dr. iur.)
  • Legal clerkship (Rechtsreferendariat) at the Hanseatic Higher Regional Court (Hanseatisches Oberlandesgericht) in Hamburg with stages at the European Commission in Brussels and our office in Hong Kong

Professional qualifications

  • Rechtsanwalt, Germany


  • Hanseatic Bar Association, Hamburg, Germany


  • Duncker & Humblot; Schriften zum Öffentlichen Recht; 2021 Die Kreditautonomie von Gliedstaaten und ihre Beschränkung – Eine Untersuchung der deutschen „Schuldenbremse“ unter bundesstaatlichen Gesichtspunkten