Julius Speth

Lawyer Partner

Dr Detlef Koch has been working as a lawyer and partner in our Frankfurt office since 2026. He primarily advises clients in the areas of corporate law, M&A, real estate and construction law, as well as insolvency law and restructuring.

Volker Serth has been a lawyer since 1991 and a specialist in employment law since 1995. As head of the employment law practice group at FPS, he advises companies on all aspects of individual and collective employment law, including drafting contracts, work regulations, remuneration systems, and handling terminations and settlements. He represents clients in dismissal cases and negotiates works agreements with works councils, especially regarding reorganisations and restructuring. Serth also ...

Dr. Johannes Frey advises clients on all aspects of tax controversy and international tax planning. He represents many of the largest multinational companies through the full range of tax controversy proceedings, including audits, administrative appeals, multilateral controls and judicial proceedings. Dr. Frey’s tax practice focuses on complex tax controversy matters, as well as international tax planning and cross-border mergers. He has co-authored numerous articles on a wide range of ...

Dirk Freihube is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Dirk practices law in Frankfurt/Main, Germany Best Lawyers has recognized Dirk Freihube 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 Dirk Freihube is held by other lawyers.

Christiane Boemke has pursued her passion for trade mark and competition law since her LLM studies in Boston. She joined FPS Rechtsanwaltsgesellschaft mbH & Co. KG in 2005 as part of the IP team and focuses on providing guidance in all areas of intellectual property law. In trade mark matters, Christiane works with clients from a range of industries to develop effective trade mark strategies, manage national and international applications, defend registered trade marks, and handle infring...

John Büttner advises on all aspects of national and international business tax law, including areas where it intersects with corporate and inheritance law. He has many years of experience in international tax law, criminal tax law, tax litigation, the taxation of restructurings, real estate taxation, and the taxation of capital investments. In addition, Mr Büttner advises private clients, families, and family businesses on ongoing tax matters, including asset structuring, (corporate...

Prof. Dr. Jörg Kupjetz advises German and international banks, financial institutions, investors, and companies, with a focus on corporate and financing transactions—especially corporate finance, acquisition, project and real estate financing, structured financing, and venture debt. He holds a degree in banking administration and is also a solicitor (England and Wales), business mediator, certified compliance manager, and senator in the Senate of Economy.

Prof. Dr. Hans-Georg Kamann's practice focuses on European regulation, in particular European and German competition law (antitrust, state aid and procurement), European Union administrative and constitutional law (inter alia in areas such as data protection, financial supervision and resolution), with emphasis on the new media, agro- and life-science, healthcare, transportation, and financial services industries, as well as international trade law and regulation. He has significant litigatio...

Gerhard Gündel is a lawyer recognized by Best Lawyers in the practice area of Mergers and Acquisitions Law. Gerhard practices law in Frankfurt/Main, Germany Best Lawyers has recognized Gerhard Gündel 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 Gerhard Gündel is held by other lawyers.