Sebastian Helmes

Born in Dortmund in 1975, Dr. Anu Elina Birkefeld studied law from 1994-1999 at the University of Bielefeld and the Ruhr-University Bochum. She completed her legal clerkship at the District Court of Dortmund between 1999 and 2001 and has been working as a lawyer ever since. Dr. Birkefeld has been with ZENK since 2003. Furthermore she obtained her doctorate in employment and sports law at the University of Bielefeld in 2004, with a thesis on “The Employment Relationship of the Football C...

Sara Berendsen is a Shareholder in the German Corporate/M&A team. Sara has extensive experience in the field of Private Equity and M&A transactions, in particular distressed M&A, for national and international clients with a special focus on the retail, technology and real estate sectors. She advises her clients on corporate restructurings, including cross-border mergers and other cross-border corporate measures, as well as transactions of all kinds, including acquisition and sale...

Friederike Engelmann-Matz is a lawyer recognized by Best Lawyers in the practice area of Restructuring and Insolvency Law. Friederike practices law in Berlin, Germany Best Lawyers has recognized Friederike Engelmann-Matz 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 Friederike Engelmann-Matz is held by other lawyers.

Dr Dominik Greinacher is Partner at BEITEN BURKHARDT's Berlin office and a member of the Corporate / M&A practice group. His area of activity comprises advice on energy law and the energy industry. He particularly advises his clients on public energy law issues, including planning law and the law of expropriation, as well as on emission trading matters. He further advises and represents his clients on energy-related state aid law before the EU institutions. Dr Greinacher also provides leg...

Sarah Scherwitzki, LL.M. Attorney and Notary Partner Specialists area : Notarial services , r eal estate law, corporate law, inheritance law, family law I am a notary and act in all notarial matters. As a lawyer, I have been advising national and international companies from the real estate industry as well as institutional investors for over 14 years on all legal issues relating to the construction, acquisition, privatisation and sale of real estate. In the context of transactions, I draft a...

Jörg Michael Siecke is a lawyer and partner at the Berlin office of Friedrich Graf von Westphalen & Partner. He advises on real estate transactions with a focus on commercial real estate, in particular retail and light industrial. He further assists with sale and purchase agreements and legal due diligence cases as well as other aspects of real estate law (commercial tenancy law, neighbor law, broker law). He speaks German and English.

Gunnar Baumgärtel is a lawyer recognized by Best Lawyers in the practice area of Intellectual Property Law. Gunnar practices law in Berlin, Germany Best Lawyers has recognized Gunnar Baumgärtel since 2014. 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 Gunnar Baumgärtel is held by other lawyers.

Claudio Kühn is a lawyer recognized by Best Lawyers in the practice areas of Mergers and Acquisitions Law and Venture Capital Law. Claudio practices law in Berlin, Germany Best Lawyers has recognized Claudio Kühn since 2022. 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 Claudio Kühn is held by other lawyers.

Philipp Osteroth is a Shareholder in the German Corporate/M&A team. He focuses his practice on M&A and Private Equity transactions and is an expert with particular experience in the real estate as well as the technology & telecommunications sector. He also has a special focus on matters regarding infrastructure 4.0 (especially in the logistics, mobility and defense industry) and regularly advises national and international clients on the structuring of joint ventures. Philipp has ...

Dr Jan Hennig (Lawyer of the Year Environmental Law, Berlin, 2023) has been equity partner with GSK Stockmann since 2014. He is a certified specialist for administrative law. Practice: Planning law, public construction law, environmental regulations Project development Structuring projects with public sector clients Regulation / Constitutional and European law Short Biography: Worked for a major international law firm in the field of public commercial law and projects from 2006 to 2014 Traine...