Aderhold - Rechtsanwälte für Unternehmens- und Wirtschaftsrecht

Thorsten Sörup

Fachanwalt für Informationstechnologierecht
Fachanwalt für Arbeitsrecht

Aderhold Rechtsanwaltsgesellschaft mbH
Eschersheimer Landstraße 14
60322 Frankfurt am Main

Practice areas

Thorsten Sörup is a German Attorney at Law specialized in information technology law and employment law. He advises national and international companies in all matters of IT, telecommunication and data protection law, and acts as External Data Protection Officer.

His work comprises the negotiation and conception of software contracts, IT-related out- and in-sourcing measures, licence contracts as well as the drafting of general terms and conditions. He represents content-, network-, service- and technology-providers in the telecommunication sector which includes the realization and implementation of new communication services, the advice of App developers or the representation of clients in regulatory proceedings at the BNetzA [Federal Network Agency] or the administrative courts. In the data protection sector, he develops processing concepts and data transfer agreements on a national and international level, designs consent declarations for advertising campaigns as well as Data Privacy Policies. In employment related data protection issues he advises on the introduction of company-wide compliance and data protection management processes. In the compliance sector, he focuses on interdisciplinary on data protection, employment and banking law, e.g. with respect to the use of evidence obtained by internal investigations, the sanctioning of compliance infringements or the design of data protection-conform payment solutions. Thorsten Sörup also deals with restructuring of companies, the negotiation of balance of interests and/or social plans and represents boards members and managing directors.


Thorsten Sörup studied law at Johann Wolfgang Goethe University in Frankfurt am Main and started his legal career in 2004 at Willkie Farr & Gallagher, after he had already been employed in various telecommunications and IT companies during his studies. In 2007, he joined Schiedermair in Frankfurt am Main, where in 2009, he was appointed junior partner and in 2013, partner. In January 2016, Thorsten Sörup joined Aderhold Rechtsanwaltsgesellschaft mbH. He is a lecturer at the Fachhochschule (University of Applied Sciences), Frankfurt am Main, member of the advisory board of the journal for data protection (ZD) and publishes on employment law topics, IT, data and telecommunications law on a regular basis. Inter alia, he is co-author of the telecommunications law manual, which is now in its 3rd edition. He lectures regularly on current data protection and IT topics.


  • German Lawyers' Association e.V. Information
  • Technology Group in the German Lawyers' Association e.V. (DAVIT)
  • German Association for the Protection of Intellectual Property e.V. (GRUR)
  • Forum Hessen IT Institute for Art and Law e.V. (IFKUR)
  • Transparency International Germany e.V.

Press bulletins



Location Berlin

Mommsenstraße 5
10629 Berlin
Tel. +49 (0)30 88 720 - 647
Fax +49 (0)30 88 720 - 648

Location Dortmund

Westfalendamm 87
44141 Dortmund
Tel. +49 (0)231 42 777 - 100
Fax +49 (0)231 42 777 - 269

Location Düsseldorf

Speditionstraße 23
40221 Düsseldorf
Tel. +49 (0)211 447 33 - 0
Fax +49 (0)211 447 33 - 307

Location Frankfurt/Main

Eschersheimer Landstraße 14
60322 Frankfurt am Main
Tel. +49 (0)69 240030 - 000
Fax +49 (0)69 240030 - 400

Location Köln

Im Mediapark 8
50670 Köln
Tel. +49 (0) 221 933 12 - 0
Fax +49 (0) 221 933 12 - 190

Location Leipzig

Reichsstraße 15
04109 Leipzig
Tel. +49 (0)341 44 924 - 0
Fax +49 (0)341 44 924 - 100

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