Christian Ditté

Prof Dr Thomas Höppner is a partner with Geradin Partners. Before joining Geradin Partners in 2025, Thomas was a partner at Hausfeld for ten years. With over 20 years of experience, Thomas has advised clients on a broad range of contentious and non-contentious antitrust and regulatory matters. He has assisted clients on numerous high-stake investigations, including some of the most complex cases in the tech, media and network industries. Thomas is also a trusted litigator on matters of E...

Born in Duisburg in 1974, Dr. Kostja von Keitz studied law in Düsseldorf. He received his doctorate in European nature conservation and national administrative procedural law in 2005, with a thesis on the subject of “The Legal Protection of Private Individuals against Special Areas of Conservation”. He began his career as a lawyer in 2005, working initially for a major international law firm. He became a specialist in administrative law 2008 and joined ZENK in 2009. He has be...

Natalie Hsiao is Local Partner in the Corporate/M&A team and focuses her practice on complex corporate transactions of all kinds, including acquisition and sale processes, joint ventures and restructurings. Natalie has broad experience in the field of M&A transactions for national and international clients with a focus on the real estate, infrastructure and the media, technology and telecoms sectors. In addition, she advises on all aspects of venture capital investments. Natalie repre...

Lawyer and Insolvency Administrator, Accredited Specialist in Insolvency Law Partner

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

Lawyer Partner

Hanno Timner is a top attorney recognized by Best Lawyers in the practice area(s) of Data Security and Privacy Law, Labor and Employment Law and Litigation. Hanno, who practices law in Berlin, Germany, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hanno is held by other top lawyers in the same geographic and legal practice area.

Martin Hamer is a Partner in the Environmental Group in Germany. He focuses on environmental matters including soil and groundwater contamination, environmental permits, nature protection, waste management, mining and climate protection. Martin represents clients in complex permit procedures vis-à-vis public authorities, environmental liability litigation and public law contract negotiations. In addition, he advises on environmental and other regulatory matters in corporate and real es...

Ulrich Grau is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology Law and Life Sciences Practice, Health Care Law and Pharmaceuticals Law. Ulrich, who practices law in Berlin, Germany, has been recognized since 2017. 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.

Roland Steinmeyer is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Roland, who practices law in Berlin, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Roland is held by other top lawyers in the same geographic and legal practice area.