Lawyers Expertise Events News Career DE


Patrick advises both principals and contractors in the areas of construction contract law and the law of architects and engineers in the drafting and development of contracts as well as the legal enforcement of their claims. Further key areas are real estate law and law of finance and banking.

Curriculum vitae

  • Apprenticeship as a bank officer and subsequent permanent employment at Stadtsparkasse Düsseldorf, 2007 to 2011
  • Studied law at the Heinrich-Heine-Universität Düsseldorf, 2009 to 2014
  • Research associate at the professorial chair of civil law, commercial- and economic law, Prof. Dr. Ulrich Noack, at the Heinrich-Heine-Universität Düsseldorf, 2014 to 2019
  • Promotion in the area of group law, 2015 to 2017
  • Legal clerkship at the Higher Regional Court of Düsseldorf, 2017 to 2019
  • Lawyer (Rechtsanwalt) at Kapellmann since 2019



Mainka, Die Baukonzession und das Erbbaurecht – Problem oder Lösung?, Vergaberecht 2020, Seite 133-138

Beurskens/Mainka, Ende mit Schrecken oder Schrecken mit Ende? - Nachhaftung im Vertragskonzern, DER KONZERN 2017, Seite 425-431

Annotations on court decisions

Mainka, Kein Nutzungsersatz für Verbraucher bei Widerruf von Kreditverträgen!, Anm. zu EuGH, Urteil vom 04.06.2020 – Rs. C-301/18, IMR 2020, 518

Lawyers Expertise Events News Offices Career Publications About Kapellmann