Stephan Rettenbeck

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

Christian Zierhut is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Litigation. Christian, who practices law in Munich, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christian is held by other top lawyers in the same geographic and legal practice area.

Dr. Marcus von Welser was admitted to the bar in 2002 and was certified as an attorney specialized in intellectual property law in 2008. He advises and represents clients in all areas of intellectual property law, in particular copyright, trademark and competition law. He also has extensive experience in litigation and in negotiating contracts. His focus lies on judicial and out-of-court enforcement of intellectual property rights. He has long-time litigation experience before numerous distri...

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

Dr. Tim Kaufhold is a partner and co-lead in M&A and private equity at POELLATH in Munich. He primarily advises private equity investors on M&A transactions and corporate law as well as management teams within the context of private equity transactions. Tim has been listed several times in relevant rankings for his expertise in the M&A and private equity sector. Clients appreciate his comprehensive economic understanding, as well as his pragmatic approach to finding solutions.

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

Dr. Michael Karger is an attorney admitted to practice in Germany, a certified specialist attorney for information technology law and a certified specialist attorney for administrative law. He specializes in advice concerning IT law, copyrights and software law, outsourcing, data protection, and intellectual property (copyright and trade secrets) . Michael drafts, reviews and negotiates license agreements, project, outsourcing, support and distribution contracts, as well as standard terms and...

Stephan Rau is Managing Shareholder of Greenberg Traurig’s Munich office and Chair of the firm’s European Healthcare Practice. He focuses in advising on private equity/ M&A transactions, and regulatory in the healthcare and life sciences sectors. His clients include private equity and strategic investors, healthcare service providers, pharmaceutical companies, medical device manufacturers, and university institutions. Due to his experience, Stephan Rau is recognized as a leadi...

Dr. Sandro Nücken is a partner at RSM Ebner Stolz in Munich. He advises clients on all national and international VAT matters and represents them in dealings with the tax authorities, as well as the tax courts. He has particular expertise in international issues, M&A transactions, advising foreign taxable persons, as well as offering support with VAT audits, appeals and legal proceedings. He also supports clients in submitting VAT-relevant returns in Germany and abroad. Another focus...

Born in 1972, Law School University of Munich (first state examination 1998). Additional studies of business administration at the University Hagen. Doctorate in 2006, certified specialist lawyer for labour law since 2006, certified specialist lawyer for Corporate and Commercial Law since 2021.