Roland Hartmannsberger

Christoph Niemeyer is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Christoph, who practices law in Cologne, Germany, has been recognized since 2020. 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.

Dr Karl Friedrich Dumoulin primarily advises companies on issues of national and international commercial law in their day-to-day business (supply and service agreements, cooperation and distribution agreements, questions relating to competition law and IP law, in particular trademark applications, licence agreements). Dr Dumoulin also represents his clients before courts, offices and courts of arbitration in these areas. In particular, Dr Dumoulin specialises in the field of financial servic...

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

Dr Möller has been a lawyer and partner at FPS since 1997 and is an expert in private construction, real estate, and public procurement law. She has extensive experience advising on large-scale projects—especially in healthcare, cultural, and municipal buildings—guiding clients from planning through to successful completion. Her focus includes contract drafting and negotiation, dispute avoidance, claim management, and legal enforcement. In public procurement, she supports con...

Sebastian von Lossow LL.M. is a lawyer and partner at Friedrich Graf von Westphalen & Partner. He has been working in the corporate law and M&A practice of Friedrich Graf von Westphalen’s Dusseldorf office since 2025. Sebastian von Lossow is a specialist in M&A, joint ventures and real estate transactions. His clients include entrepreneurs, family offices and mid-size companies (industrials, engineering as well as software-as-a-service) and real estate managers and investors...

Martin Wirtz works in all fields of intellectual property matters, with a particular emphasis on trade mark, competition, and copyright law, including litigation. A further focus of his work is patent infringement proceedings. His clients include large and medium-sized firms as well as international companies and associations from a wide variety of different areas. Martin Wirtz studied law at the University of Passau, the University of Freiburg, the University of Cologne, and at Queens' Colle...

Katja Schramm is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law, Environmental Law and Regulatory Practice. Katja, who practices law in Düsseldorf, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Katja is held by other top lawyers in the same geographic and legal practice area.

Dr. Kai Rüting is a partner at Vossius & Partner Patentanwälte Rechtsanwälte mbB in Düsseldorf. Admitted as an attorney in 2005 and a partner of the firm since 2015, he advises clients on matters involving Intellectual Property Law , with a focus on patent infringement litigation, technology-related arbitration, and licensing disputes. His work frequently involves national and cross-border patent litigation as well as strategic issues concerning the enforcement of inte...

Lawyer Partner

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