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Dr Sonja Daniela Kellermann

Lawyer │ Counsel

Certified Specialist in Commercial and Corporate Law

Hamburg

+49 40 18067 24725

sonja.daniela.kellermann@luther-lawfirm.com

Areas of practice

Corporate/M&A

Dr Sonja Daniela Kellermann advises on almost all matters pertaining to corporate law, as well as on commercial and distribution law. Her services also include acting as a litigator.

Vita

Dr Sonja Daniela Kellermann studied law at the University of Heidelberg (Germany). Her legal training at the Higher Regional Court of Schleswig-Holstein (Germany) inter alia included training periods in an internationally operating law firm in Brussels (Belgium) and a leading commercial enterprise in Singapore. After receiving her doctorate, Sonja Daniela Kellermann was admitted to the German Bar in 2019 and has since worked for Luther’s Hamburg office.

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Three medical professionals in white lab coats walk together down a well-lit hospital corridor. Their backs are to the viewer as they proceed along a smooth floor, flanked by large windows that allow natural light into the space.

Protective shield proceedings: Luther advises hospital group "Pfeiffersche Stiftungen" on merger with Magdeburg University Hospital

02.07.2025 | PR

A child with long hair is blowing bubbles into the air during sunset. The bubbles are large and colorful, floating upwards against a golden and blurred background, creating a joyful and whimsical atmosphere.

Soap bubble container is not packaging within the meaning of the Packaging Act – Luther achieves landmark judgement for toy manufacturers

30.06.2025 | PR

A bronze statue of Lady Justice, blindfolded, holding a pair of scales. She symbolizes impartiality and fairness in the justice system, representing the idea that justice should be administered without bias. The background is blurred, focusing on her figure and scales.

Lawsuits against Chinese opponents? Public service of documents facilitates legal proceedings before German courts.

24.06.2025 | Blog

Preservation of loss carry-forwards despite acquisition of more than 50% of the shares

18.06.2025 | Blog

News Arbitration Landscape – Singapore: Shaping the Future of Arbitration: Updates to SIAC Rules 2025

18.06.2025 | Blog

Exemption from the cartel prohibition: Beemster cheese

ECJ clarifies conditions for restrictions on active sales in exclusive distribution contracts under the Vertical Block Exemption Regulation

27.05.2025 | Blog

An abstract graphic depicting a global trade theme, featuring shipping containers and cranes in a port. Superimposed are outlines of continents with light lines connecting them, symbolizing international shipping and connectivity. The overall tone is blue, suggesting a technological and modern approach to logistics.

Managing trade barriers - What the new US tariffs mean for international supply contracts

06.05.2025 | Blog

A silver statue of Lady Justice stands on a table, holding a sword in one hand and scales in the other. The background includes blurred books and papers, symbolizing law and justice. The statue represents fairness and the legal system.

General Court bolsters up the European Commission: Dismissal of action brought by German fragrance company for annulment of inspection decision authorising a dawn raid to be conducted on the undertaking.

05.05.2025 | Blog