Marijon Kayßer

Sebastian Schmid is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Sebastian, who practices law in Frankfurt/Main, Germany, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sebastian is held by other top lawyers in the same geographic and legal practice area.

Dr.Annette Rosenkötter has been a lawyer at FPS since 2001 and has been leading the public procurement practice group since 2006. She is an expert in public procurement and European state aid law, advising clients from all industries. Dr Rosenkötter assists the public sector and bidders with complex procurement procedures, particularly in defence, research, healthcare, and infrastructure. She represents clients before procurement chambers and higher regional courts, and is a sought-...

Christoph Coenen is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Corporate Law and Project Finance and Development Practice. Christoph, who practices law in Frankfurt/Main, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christoph is held by other top lawyers in the same geographic and legal practice area.

Prof. Dr. Antje Boldt joined RITTERSHAUS in 2021 as partner. She specialises in advising on the preparation and implementation of projects in the areas of infrastructure, school and day-care centre construction as well as health care, e.g. hospital construction. In particular, she focuses on new contract management forms of the integrated project alliance and methods from Lean Construction Management and Building Information Modelling. Antje Boldt is a professor of commercial law at the Frese...

Jürgen A. Heilbock is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Jürgen A., who practices law in Frankfurt/Main, Germany, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jürgen A. is held by other top lawyers in the same geographic and legal practice area.

Dr Ingeborg Schwarz and her team joined FGvW’s Frankfurt office in 2020. She specialises in strategic IP development for companies. She is also active in the maintenance, administration and defence of intellectual property rights, in particular in the fields of food, food supplements, footwear and clothing, the event sector and the financial and real estate sector.

Jens Blumenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance and Compliance Practice and Tax Law. Jens, who practices law in Frankfurt/Main, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jens is held by other top lawyers in the same geographic and legal practice area.

Matthias Rüdt von Collenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Matthias, who practices law in Frankfurt/Main, Germany, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthias is held by other top lawyers in the same geographic and legal practice area.

Alexandros Chatzinerantzis is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation, International Arbitration and Litigation. Alexandros, who practices law in Frankfurt/Main, Germany, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alexandros is held by other top lawyers in the same geographic and legal practice area.

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