Janina Tackmann

Stephen-Oliver Nündel is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Stephen-Oliver, who practices law in Frankfurt/Main, Germany, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephen-Oliver 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...

Jochen Laufersweiler is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law and Restructuring and Insolvency Law. Jochen, who practices law in Frankfurt/Main, Germany, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jochen 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.

Florian Wiesner, lawyer and notary, is managing partner of the firm. He advises project development and real estate fund companies on implementing and completing construction projects, including drafting, negotiating, and concluding construction and architect contracts, as well as warranty management. He supports clients during construction and represents them in asserting and defending construction law claims in court. Wiesner also advises on commercial leases and real estate transactions. H...

Nicolas M. Dumont is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law and Patent Attorney. Nicolas M., who practices law in Frankfurt/Main, Germany, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nicolas M. is held by other top lawyers in the same geographic and legal practice area.

Aline Fritz’s mandates include public procurement law as well as European state aid law and subsidy law. She advises the public sector and subsidy recipients on the implementation of procurement procedures, as well as bidders in all phases of the procedure. Fritz has extensive experience in representing clients before various public procurement chambers and public procurement tribunals in the higher regional courts. She regularly holds lectures and training courses on public procurement...

Dr Robin Fritz is senior managing partner of the firm. In addition, he advises entrepreneurs and companies, especially from the real estate industry, on all aspects of commercial law. Dr Fritz is a member of the advisory board of the department for key qualifications at Goethe University, Frankfurt, where he is also a lecturer in the Faculty of Law. Since 2004, he has also been honorary consul of the Czech Republic.

Jörg Döhrer advises and represents companies throughout Germany – chiefly from the automotive, mechanical engineering, power supply, IT and foods sectors – in all issues relating to employment law. His clients include management boards, managing directors and executives. His work is focused on providing consultancy services on issues relating to operational and corporate co-determination as well as planning, assisting with and implementing employment law-related restruct...

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-...