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  • David Klein
Dr. David Klein, LL.M. (Univ. of Washington), CIPP/E
Dr. David Klein, LL.M. (Univ. of Washington), CIPP/E

Dr. David Klein, LL.M. (Univ. of Washington), CIPP/E

Salary Partner

  • Hamburg Germany
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+49 40 36803 0
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Featured award

WirtschaftsWoche Ranking 2025

Top Lawyer IT-Law

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David is a specialist lawyer for the right to obtain information. He advises national and international companies on all matters relating to technology projects in regulated industries.

David focuses his practice on the digital transformation of the banking and financial industry, the energy industry, as well as of the trade sector and, in this respect, provides his clients with legal advice on the planning and implementation of data commercialisation and digitisation strategies. He is an expert adviser on all matters relating to AI, data protection, IT, and IT security law. David’s expertise extends to advising clients on the implementation of their platform strategies.

Especially highlighted for IT Law, Kanzleimonitor (diruj) 2024/2025.

He is certified as Information Privacy Professional/Europe (CIPP/E).

Expertise

Services and Groups

Information technology
Data & cyber
Artificial intelligence

Sectors

Technology, media & communications
Consumer & retail
Aerospace & defence
Energy & infrastructure
Financial institutions & insurance
Inclusion and diversity

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CV

Since 2016 Salary Partner, Taylor Wessing
2014 – 2016 Senior Associate, Taylor Wessing
2011 – 2014 Associate, Taylor Wessing
2009 – 2010 COO, Düsseldorf Law School
2006 – 2009 Research fellow, Center for Information and Technology Law, Düsseldorf
2011 Admitted to the German Bar, Hamburg
2011 LL.M., University of Washington in Seattle, USA

Career

Since 2016 Salary Partner, Taylor Wessing
2014 – 2016 Senior Associate, Taylor Wessing
2011 – 2014 Associate, Taylor Wessing
2009 – 2010 COO, Düsseldorf Law School
2006 – 2009 Research fellow, Center for Information and Technology Law, Düsseldorf

Education

2011 Admitted to the German Bar, Hamburg
2011 LL.M., University of Washington in Seattle, USA

Publications

EuGH: Reichweite des datenschutzrechtlichen Auskunftsrechts bei automatisierten Entscheidungsfindungen, BB 2025, S. 786

DSGVO: Personalisierung und Datenschutz in Zeiten der Customer Centricity, IT Finanzmagazin, 15. Januar 2025

Klagebefugnis bei Informationspflichtverletzungen im Datenschutzrecht, BB 2024, S. 2192

Anmerkung zur Entscheidung des EuGH, Urteil vom 04.10.2024 (C-21/23) – Zur Zulässigkeit einer Wettbewerber-Unterlassungsklage bei fehlender datenschutzrechtlicher Kunden-Einwilligung, CR 2024, S. 798

Mehr als nur Scoring: Die SCHUFA-Entscheidung C-634/21 und ihre Auswirkungen, BB 2024, S. 266

BAG: Anmerkung zu BAG, Überlassung einer Datenkopie – Bestimmtheit des Klageantrags, ZD 2021, S. 589

Zivilrechtlicher Datenschutz oder datenschutzrechtliches Zivilrecht?, in: Specht-Riemenschneider/Buchner/Heinze/Thomsen, Festschrift für Jürgen Taeger: IT-Recht in Wissenschaft und Praxis, 1. A., 2020

Corona-Krise: Verarbeitung von Gesundheitsdaten durch Arbeitgeber, Der Betrieb Nr. 13, March 2020

Industrie muss handeln, sonst wird sie abgehängt: Mehr Flexibilität und Wettbewerb durch P2P-Technologien – Mit Smart Contracts von der Monokultur zur universellen Plattform, Börsen-Zeitung 183/2018, 4

Gemeinsame Verantwortlichkeit von Fanpage-Betreiber und sozialem Netzwerk, Urteilsanmerkung zu EuGH, Urteil vom 05.06.2018 – C-210/16, IWRZ 2018, 226

Konzerninternes Outsourcing von E-Mail- und anderen Unternehmenskommunikationsdiensten, CR 2016, 606

Fusionskontrolle 2.0 – Die Annäherung der Fusionskontrolle an die digitale Wirtschaft, in: Smart World - Smart Law?, OlWIR, 2016 (mit Konstantin Schrader)

Blockchains als Verifikationsinstrument im IoT, in: Internet der Dinge, OlWIR, 2015

Schwartmann/Jaspers/Thüsing/Kugelmann, DS-GVO/BDSG, Heidelberger Kommentar, 3. A., 2024 (gepl.)

Kipker, Cybersecurity, 2. A. 2023

Schwartmann/Jaspers/Thüsing/Kugelmann, DS-GVO/BDSG, Heidelberger Kommentar, 2. A., 2020

Schwartmann/Jaspers/Thüsing/Kugelmann, DS-GVO/BDSG, Heidelberger Kommentar, 1. A., 2018

Franchising und der Vertrieb über das Internet – kartellrechtliche Schranken, 2016

E-Commerce Law in Germany, C.H. Beck, 2015 (mit Axel Frhr. von dem Bussche)

IP Protection and data ownership with consortium members, PlugIn – Wir denken das Recht der digitalen Zukunft, Ausgabe #22, Juni 2019

Aus den Flegeljahren in die Welt der Erwachsenen: FinTechs 2018/2019, PlugIn – Wir denken das Recht der digitalen Zukunft, Ausgabe #16, Dezember 2018

Access to Account: Kontoinformationsdienste in der Doppelregulierung, PlugIn – Wir denken das Recht der digitalen Zukunft, Ausgabe #15, November 2018

Memberships & Associations

Deutsch–Amerikanische Juristenvereinigung
Deutsche Gesellschaft für Wehrtechnik e.V.
Deutsche Gesellschaft für Recht und Informatik e.V.

Additional languages

English

Awards

WirtschaftsWoche Ranking 2025

Featured

Top Lawyer IT-Law

German Institute for Legal Departments and Corporate Lawyers (diruj) - 2021/2022

Ranked in the list of the top 100 lawyers in Germany

German Institute for Legal Departments and Corporate Lawyers (diruj) - 2021/2022

Frequently recommended for IT law and data protection

David's news & insights

View David's insights
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Aerospace & defence

Data Governance and Data Sovereignty in cloud structures for Multi-Domain Operations (MDO)

8 January 2026

by Dr. David Klein, LL.M. (Univ. of Washington), CIPP/E

Glass.Mapper.Sc.Fields.Image?.Alt
Aerospace & defence

The duty to defend against cyberattacks: Cybersecurity as an indispensable capability in the defense industry

17 December 2025
In-depth analysis

by Dr. David Klein, LL.M. (Univ. of Washington), CIPP/E

Click here to find out more
Glass.Mapper.Sc.Fields.Image?.Alt
Aerospace & defence

How to Software Defined Defence

15 December 2025
Briefing

by Dr. David Klein, LL.M. (Univ. of Washington), CIPP/E

Click here to find out more
View David's insights

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Consumer & retail

Consumer and Retail in the News

20 February 2026
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by multiple authors

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Technology, media & communications

What international businesses should know about the German AI Market Surveillance and Innovation Promotion Act

20 February 2026
Briefing

by multiple authors

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Technology, media & communications

The “Withdrawal Button”: A new compliance risk for (non-)EU businesses

20 February 2026
Briefing

by Nathalie Koch, LL.M. (UC Hastings) and Elisa-Marlen Dietrich, LL.M. (Turin)

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Projects, energy & infrastructure

The NIS2 Directive: Challenges Renewable Energy Companies

18 February 2026
Briefing

by Dr. Paul Voigt, Lic. en Derecho, CIPP/E

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Consumer & retail

Fashion and Luxury Market Update

18 February 2026
Quick read

by Jason Rawkins and Simon Jupp

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Financial services regulatory

Stablecoins: no longer the new kid on the block

16 February 2026
Briefing

by multiple authors

Click here to find out more
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Consumer & retail

New repair obligations for sellers and manufacturers in 2026

16 February 2026
In-depth analysis

by Dr. Martin Rothermel and Dr. Ulrich Spiegel

Click here to find out more
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Consumer & retail

The New Toy Regulation: greater safety, more obligations

16 February 2026
Briefing

by Dr. Benedikt Rohrßen and Laura Tibi

Click here to find out more
Escalator
Consumer & retail

Consumer and Retail in the News

13 February 2026
Quick read

by multiple authors

Click here to find out more
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Energy & infrastructure

Transmission system operators switch grid connection allocation to maturity assessment procedure

12 February 2026
Briefing

by Dr. Christian Ertel

Click here to find out more
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