Valentino Halim

Stephan Jüngst, admitted to practise law in Germany in 1996 and a specialist in construction and architectural law, has been managing partner and head of the firm’s nationwide real estate and construction law group since 2020. He has extensive experience advising on complex large-scale projects—including high-rise buildings, data centres, and stadiums—with a focus on contract drafting and negotiation, claim management, and the interplay with tenancy, public, tax, and co...

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...

Alik Dörn is a top attorney recognized by Best Lawyers in the practice area(s) of Public Law. Alik, 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 Alik 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...

For more information, please visit www.gibsondunn.com/lawyer/klein-alexander/ .

Dr Georg von und zu Franckenstein has been working in the field of real estate and administrative law since 1996. His main focus area is consultation on investments (development, purchase, rental, operation, etc.) in healthcare real estate and operations. He has particular expertise with regard to the special legal requirements relating to the development, acquisition, operation and restructuring of nursing homes and assisted-living facilities.

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.

Karl-Heinz Metten is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Attorney. Karl-Heinz, 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 Karl-Heinz is held by other top lawyers in the same geographic and legal practice area.

Max Stein acts for companies and governments in complex domestic and international litigation and arbitration matters, including investment arbitration. In particular, he has handled disputes involving corporate, energy, capital markets, construction and public international law. Mr. Stein also serves as an arbitrator.

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