Bernd Düsterbeck

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...

Born in Aachen in 1965, Dr. Oliver Nowoczyn studied law in Constance, Geneva (Switzerland) and Freiburg/Breisgau. After completing his legal clerkship in Berlin and Boston, USA, he received his doctorate in European law in Freiburg in 1995. His thesis was on the subject of “Educational policy competencies of the EU after Maastricht”. Dr. Oliver Nowoczyn has been a lawyer at ZENK since 1995 and a notary since 2007.

In the field of technical intellectual property rights, Sebastian Schlegel deals with the filing of German and international patents and utility models. He is also concerned with opposition proceedings and revocation proceedings. Sebastian Schlegel studied mechanical engineering at the Technische Universität Berlin and the Universitat Politècnica de Catalunya in Barcelona, specializing in biomedical engineering. He joined BOHMERT & BOEHMERT in 2016.

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...

Stefan Proske is a partner of HEUKING KÜHN LÜER WOJTEK since 2012. Before he worked for various law firms in the areas of insolvency administration and pre-insolvency consultation. Today Stefan Proske provides comprehensive legal advice and representation on all legal aspects of crisis/reorganization/insolvency. Besides representation of creditors he regularly advices companies in reorganization, their directors and investors in distressed situations. Stefan Proske regularly publish...

Dr. Philip Schwarz van Berk, LL.M . is a partner at POELLATH in Berlin. Philip has been advising German and international fund managers on the structuring of alternative investment funds for over 15 years. He and his team have advised numerous German fund managers on venture capital, buyout and real estate private equity funds. His expertise also includes secondary transactions and advising family offices on investments and investment structures for private equity and venture capital. Philip ...

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.

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

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

Christoph v. Arnim advises on corporate, financing, and insolvency law, with additional expertise in the real estate, commercial, and financial sectors. He supports clients in complex transactions, restructurings, and reorganisations as part of an experienced legal team. With many years of advisory work and supervisory board experience in both private and public companies and cooperatives, v. Arnim is highly experienced in conducting shareholders' meetings and advising decision-makers. He spe...