• About us
  • People
  • Expertise
    • Sectors
        • Technology, media & communications Technology, media & communications
        • Private Wealth Private wealth
        • Real estate, infrastructure & energy
        • Life sciences & healthcare icon Life sciences & healthcare
        • Aerospace & defence
        • Automotive & mobility
        • Business & professional services
        • Chemicals
        • Consumer & retail
        • Financial institutions & insurance
        • Hotels, hospitality & leisure
        • Logistics & transport
        • Manufacturing & industrials
        • Public services & education
    • Legal services
        • Artificial intelligence
        • Banking & finance
        • Brands & advertising
        • Commercial & consumer contracts
        • Competition, EU & trade
        • Copyright & media law
        • Corporate crime & compliance
        • Corporate/M&A & capital markets
        • Data & cyber
        • Disputes & investigations
        • Employment, pensions & mobility
        • Environmental, planning & regulatory
        • Environmental, social & governance (ESG)
        • Intellectual property
        • Information technology
        • Patents & innovation
        • Private client
        • Private equity
        • Projects, energy & infrastructure
        • Real estate & construction
        • Regulation
        • Restructuring & insolvency
        • Tax
        • Venture capital
  • Locations
    • Europe
        • Our locations and our partner firm's locations
        • Austria
        • Belgium
        • Czech Republic
        • France
        • Germany
        • Hungary
        • Italy
        • Netherlands
        • Poland
        • Portugal
        • Ireland
        • Slovakia
        • Spain
        • United Kingdom
        • Ukraine
          Groups & regions
        • Turkish Desk
        • French German group
        • Overview
    • Middle East & Africa
        • Our locations and our partner firm's locations
        • Middle East
        • UAE
          Groups
        • Africa group
        • Israel group
        • Overview
    • Americas
        • Our locations and our partner firm's locations
        • Latin America
        • USA
          Groups
        • Brazil group
        • Overview
    • Asia
        • Locations
        • Asia
        • China
        • South Korea
          Groups
        • India group
        • Japan group
        • Our offices
  • Insights
    • Insights
        • Featured Topics
        • Artificial intelligence
        • Data Centre Expertise
        • The EU Whistleblower Directive
        • German Supply Chain Act
        • Unified Patent Court
          Content hub
        • Global Data Hub
        • Interface: tech, IP and media law
        • Podcasts
        • Synapse
        • Browse all insights
    • In focus
        • AI
        • Dealonomics
        • Disputes
        • Intellectual property
        • MENA
        • Regulation
        • Browse in focus
    • Events
        • In person
        • Online
        • Browse all events
    • News
        • Media centre
        • Work highlights
        • Firm news
        • Browse all news
  • Careers
  • EN
    • English
    • 中文(简体)
    • Français
    • Deutsch
  • Home
  • People
  • Cleo Steffen
Cleo Steffen

Cleo Steffen

Associate

  • Hamburg Germany
Contact Me Today
+49 40 36803 0
vCard
Email me Call me

Cleo is a member of our Technology, Media & Telecoms Practice Area. She is specialized on IT- and data protection law.

Expertise

Services and Groups

Data & cyber

Sectors

Technology, media & communications

CV

Since 2026 Associate, Taylor Wessing
2022 - 2023 Graduate Resarch assistant, Taylor Wessing
2025 Second state examination, Lower Saxony
2023 - 2025 Legal trainee, Higher Regional Court of Celle
2022 First state examination, Hamburg
2016 - 2022 Legal studies, University of Hamburg

Career

Since 2026 Associate, Taylor Wessing
2022 - 2023 Graduate Resarch assistant, Taylor Wessing

Education

2025 Second state examination, Lower Saxony
2023 - 2025 Legal trainee, Higher Regional Court of Celle
2022 First state examination, Hamburg
2016 - 2022 Legal studies, University of Hamburg

Additional languages

English

Related news & insights

FinTech Stories
Fintech

#9: Tokenisation Unlocked: A Glimpse into the Future of Financial Markets

1 July 2026

by Miroslav Đurić, LL.M.

Click here to find out more
EU

EHDS implementation: preparing for health data access and reuse and what they should prepare before 2029

1 July 2026
Briefing

by Christopher Bakier

Click here to find out more
Close-Up Of Weight Scale
Information technology

The EAA and BFSG: Recap and Update – What has happened in the first year since June 28, 2025

30 June 2026
In-depth analysis

by Caroline Bunz and Nathalie Koch, LL.M. (UC Hastings)

Click here to find out more
High speed connection white fibre optic cable
Artificial intelligence

Cloud and AI Development Act: A milestone for Europe’s digital sovereignty and competitiveness

22 June 2026
Briefing

by Sandra Hattwig

Click here to find out more
Fiber cable
Data & cyber

Taylor Wessing Hungary appoints new Head of IT and Data & cyber

17 June 2026

by János Kopasz, AIGP, CIPP/E, CIPM

Click here to find out more
High speed connection white fibre optic cable

Taylor Wessing advises Global Connect on the sale of its German B2C business to SWN/NordConnect

17 June 2026

by multiple authors

Click here to find out more
Lights on network server
Data & cyber

NIS2 – Cybersecurity as an Ongoing Responsibility

15 June 2026
Quick read

by Dr. Carolin Monsees, CIPP/E

Click here to find out more
Colourful computer cable close-up
Artificial intelligence

AI and Assisted Programming in Open Source Current Cases, Legal Risks, Compliance by Design

10 June 2026
In-depth analysis

by Nils von Reith

Click here to find out more
highrise office buildings facade
Private equity

Taylor Wessing advises the LEO III Fund on the acquisition of H.K.O Isolier- und Textiltechnik GmbH from Saint-Gobain

9 June 2026

by multiple authors

Click here to find out more
Open book
Data & cyber

Cyber Resilience Act and Franchise Networks: Hidden Duties for “Digital” Franchisors

29 May 2026
Briefing

by Dr. Benedikt Rohrßen

Click here to find out more
View all insights

Related people

Germany
Global
Tobias Schelinski

Dr. Tobias Schelinski

Partner

Hamburg
+49 40 36803 0
Email me
View profile
Leonard Raphael

Leonard Raphael, LL.M. (Krakau)

Senior Associate

Duesseldorf
+49 211 8387 0
Email me
View profile
Teresa Kirschner

Teresa Kirschner, LL.M. (Information and Media Law)

Associate

Frankfurt
+49 69 97130 0
Email me
View profile
Christian Frank

Dr. Christian Frank, Licencié en droit (Paris II / Panthéon-Assas)

Partner

Munich
+49 89 21038 0
Email me
View profile
Susan Hillert

Susan Lipeyko, Lic. en droit (Toulouse I Capitole)

Associate

Munich
+49 89 21038 0
Email me
View profile
Sophia Marie Kling

Sophia-Marie Haeder, LL.M. (Mainz)

Associate

Frankfurt
+49 69 97130 0
Email me
View profile
Fritz-Ulli Pieper

Fritz-Ulli Pieper, LL.M.

Salary Partner

Duesseldorf
+49 211 8387-240
Email me
View profile
Detlef Klett

Detlef Klett

Partner

Duesseldorf
+49 211 8387 0
Email me
View profile

Alexander Schmalenberger, LL.B.

Knowledge Lawyer

Hamburg
+49 40 36803 0
Email me
View profile
Jan Feuerhake

Jan Feuerhake, LL.M. (Melbourne)

Partner

Hamburg
+49 40 36803 325
Email me
View profile
Full team
Detlef Klett

Detlef Klett

Partner

Duesseldorf
+49 211 8387 0
Email me
View profile
Laura Huck

Laura Huck

Associate

Paris
+33 1 72 74 03 33
Email me
View profile

Jörg Wimmers, LL.M. (NYU)

Partner

Hamburg
+49 40 36803 0
Email me
View profile

Dr. Fabian Masurat, CIPP/E

Salary Partner

Hamburg
+49 40 36803 0
Email me
View profile

Maximilian Maisch

Associate

Hamburg
+49 40 36803 0
Email me
View profile
Leonard Raphael

Leonard Raphael, LL.M. (Krakau)

Senior Associate

Duesseldorf
+49 211 8387 0
Email me
View profile
Dajin Lie

Dajin Lie

Salary Partner

San Francisco
+1 650 666 8400
Email me
View profile
Carla Nelles

Carla Nelles, LL.M. (Amsterdam)

Senior Associate

Duesseldorf
+49 211 8387 0
Email me
View profile

Alexander Schmalenberger, LL.B.

Knowledge Lawyer

Hamburg
+49 40 36803 0
Email me
View profile
Svenja-Ariane Maucher

Svenja-Ariane Maucher

Partner

Frankfurt
+49 69 97130 0
Email me
View profile
Full team

Meet me at

There are no upcoming events

See all events
Subscribe to our latest insights
  • About us
  • Campaigns and online tools
  • News
  • People
  • Expertise
  • Locations
  • Insights
  • Events
  • Media centre
  • Contact
  • Careers
  • Data protection & privacy policy
  • Cookie policy
  • Legal and regulatory information
  • Terms of use
  • Scam emails

© Taylor Wessing