Eva Maria K. Rütz

Uwe Steingröver is a lawyer and accredited specialist for construction and architectural law and a partner at Friedrich Graf von Westphalen & Partner. He also regularly gives lectures for different suppliers. Uwe’s main focus lies on real estate law, private construction law, facilities construction law and litigation. He is a member of the German Bar Association’s Working Group on Construction Law and the Working Group on Landlord and Tenant Law, as well as the Committee...

Hermann Kahlhöfer advises clients in patent law, in particular in the fields of electrical engineering, medical technology and physics. He has been working in the field of intellectual property for more than 40 years and has extensive experience in the field of national and international patent prosecution procedures and patent infringement matters as well as in the development and exploitation of intellectual property portfolios. After completing two years of military service with a spe...

Heinrich Georg Pannen has many years of experience in the full range of intellectual property and copyright law. His work includes conducting registration proceedings, opposition and appeal proceedings, as well as nullity and appeal proceedings before the German Patent and Trademark Office, the European Union Intellectual Property Office (EUIPO), the World Intellectual Property Organization (WIPO), and the Federal Patent Court. His focus is on managing national and international intellectual ...

Born in 1972 Legal studies at Bielefeld University First Exam ("1. Staatsexamen") in 1998 Doctoral research a Friedrich-Naumann-Stiftung Fellow Research associate under Prof. Dr. Oehler (Chair for Commercial and Business Law, as well as Comparative Law) at Bielefeld University Legal clerkship ("Referendariat") at the Bielefeld District Court Second (Bar) Exam ("2. Staatsexamen") in 2001 Bar admission in 2002, and with the firm since then Doctor of Laws (Dr. jur.) 2003 Certified Specialized At...

Antonio Calderón is a lawyer recognized by Best Lawyers in the practice area of Mergers and Acquisitions Law. Antonio practices law in Düsseldorf, Germany Best Lawyers has recognized Antonio Calderón since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Antonio Calderón is held by other lawyers.

Legal studies at Bielefeld University State bar exam in 1984 Research associate under Prof. Dr. Westermann and Prof. Dr. Otte (Chairs for Civil Law) at Bielefeld University, 1984 - 1986 Bar admission in 1986 Doctor of Laws (Dr. jur.) 1987 Lawyer at the Hamm and Celle Higher District Courts, 1986 - 1989 With the firm since 1989 Certified Specialized Attorney in Tenancy and Condominium Law

Dr Michael Körner has been working as a lawyer in our Cologne office since 2018 and was appointed partner on January 1, 2026. He primarily advises clients in the areas of environmental law, public procurement law, public commercial law, surveying and cadastral law, and the law governing publicly appointed surveyors, in particular partnership law. He also advises on liability law, state liability and compensation law, and litigation. He speaks German and English.

Kai Tumbrägel is a lawyer recognized by Best Lawyers in the practice areas of Intellectual Property Law and Media Law. Kai practices law in Cologne, Germany Best Lawyers has recognized Kai Tumbrägel since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kai Tumbrägel is held by other lawyers.

Thomas A. Beisken is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Thomas A. practices law in Düsseldorf, Germany Best Lawyers has recognized Thomas A. Beisken since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Thomas A. Beisken is held by other lawyers.

Christoph Angerhausen is a lawyer recognized by Best Lawyers in the practice area of Intellectual Property Law. Christoph practices law in Düsseldorf, Germany Best Lawyers has recognized Christoph Angerhausen since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Christoph Angerhausen is held by other lawyers.