Hedger Roisenwasser

Dr Anna Katharina Gollan, LL.M . is an associated partner at POELLATH in Berlin. She advises on domestic and foreign foundations, charity and donation law, non-profit organizations, impact investing, inheritance disputes and settlements, pre- and postnuptial agreements, last wills, asset and company succession. She covers thus the entire spectrum of foundation and non-profit advisory – from the establishment of foundations to project structuring and investment of assets to advice on dis...

Fabian Winters is a lawyer recognized by Best Lawyers in the practice areas of Public Law and Public Private Partnership. Fabian practices law in Berlin, Germany Best Lawyers has recognized Fabian Winters since 2025. 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 Fabian Winters is held by other lawyers.

Peter Michael Probst is a lawyer recognized by Best Lawyers in the practice area of Public Private Partnership. Peter Michael practices law in Berlin, Germany Best Lawyers has recognized Peter Michael Probst since 2023. 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 Peter Michael Probst is held by other lawyers.

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.

Sascha Feies is a lawyer recognized by Best Lawyers in the practice area of Restructuring and Insolvency Law. Sascha practices law in Berlin, Germany Best Lawyers has recognized Sascha Feies since 2021. 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 Sascha Feies is held by other lawyers.

Henning Sieber focuses his practice on real estate and corporate law. He regularly advises on real estate acquisitions and sales, including the structuring and financing of real estate transactions, and has broad experience in advising in particular institutional clients on transactions in Germany and abroad. Henning is also experienced in the restructuring of real estate investments, including advising on restructuring and refinancing of distressed investments as well as on real estate inves...

Born in Brühl in 1965, Dr. Rolf Zeißig studied law in Bonn, Hamburg and Berlin. He was a research assistant at the Department of Labor and Social Law at the University of Potsdam and obtained a doctorate in labor law on the subject of “The Conservation of the Status Quo of Works Council Agreements in the Event of Termination”. Dr. Zeißig has worked as a lawyer since 1996 and as a specialist in labor law since 1999. He has been with ZENK since 2002. Dr. Zeißi...

Carsten Kociok is a partner in the Technology, Financial Services and Data Privacy Practice in Berlin and Co-Head of Greenberg Traurig’s global Fintech Group. He advises national and international clients across all industries, including financial services, information technology, artificial intelligence, ecommerce, media, health care, telecoms, retail and real estate, on a wide variety of complex commercial and regulatory matters. Carsten is a leading technology lawyer, ranked consiste...

Tarek Mardini is a partner in the private funds practice group of POELLATH in Berlin. He specializes in comprehensive advice on contract, corporate, regulatory and tax law and market practice in the area of alternative investment funds and asset management. He advises German and international fund managers on fund structuring, as well as institutional investors and family offices on investments in private equity, venture capital, private debt, infrastructure, real estate funds and other alter...

Timo Winkelmann is a partner in the Real Estate practice group at POELLATH in Berlin. He advises national and international clients on all matters related to real estate law. The focus of his practice is real estate transactions. In addition to share and asset deals, he supports his clients regarding asset management, e.g., conclusion of lease agreements. From time to time, he is involved in post-M&A disputes. Before joining POELLATH in 2008, he was working at an US law firm in the M&...