Stefan Middendorf

Alexa Ningelgen is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law and Public Law. Alexa, who practices law in Düsseldorf, Germany, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alexa is held by other top lawyers in the same geographic and legal practice area.

Norbert Schulte is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law and Real Estate Law. Norbert, who practices law in Düsseldorf, Germany, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Norbert is held by other top lawyers in the same geographic and legal practice area.

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

Antonio Calderón is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Antonio, who practices law in Düsseldorf, Germany, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Antonio is held by other top lawyers in the same geographic and legal practice area.

Dr Jan Joachim Dreyer’s work includes antitrust defence, in particular for companies with strong market positions, in sales and traditional antitrust matters, compliance issues in sales and in all forms of cooperation between competitors. His areas of expertise also include global and local merger control, including litigation over decisions by authorities reaching the German Federal Court of Justice and the European courts, claims for damages arising from antitrust violations, state ai...

Justus Kreuels´ practice involves patent prosecution in the fields of mechanical engineering, automotive engineering, information technology and medical engineering and patent opposition as well as invalidity proceedings before the European Patent Office, the German Patent and Trademark Office, and the Federal Patent Court. He studied mechanical engineering at the Technical University of Munich (TUM) and at RWTH Aachen University where he graduated as Master in Engineering in 2007. In 2...

Ulrich Flege is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Ulrich, who practices law in Düsseldorf, Germany, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ulrich is held by other top lawyers in the same geographic and legal practice area.

Rainer Birke is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance and Compliance Practice and Criminal Defense. Rainer, 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 Rainer is held by other top lawyers in the same geographic and legal practice area.

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...

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