Practice Areas

  • High-Tech and Cyber Security
  • Information Technology
  • Data Protection
  • Licensing and other Commercial Transactions,
  • Corporate and Venture Capital including Equity and Debt Financing Transactions
  • StartUp-Advisory
  • Trademarks
  • Commercial Contracts Law
  • Press & Media
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Additional qualifications
  • Certified IP Lawyer
  • Foreign Lawyer Israel (Germany)
Education and Professional Experience
  • Lawyer at GSK Stockmann since 2017
  • Licensed specialist for Intellectual Property
  • Foreign Lawyer Germany (Israel Bar Association)
  • Employment and Partner at various major law firms in the area of IP / IT mainly for companies from the technology and internet sector
  • Admitted to practise law in Germany (2006)
  • Doctorate at the Friedrich-Schiller-University Jena (Dr. jur.)
  • University of Augsburg
  • English, French, German, Hebrew
  • Member of German Association for the Protection of Intellectual Property (GRUR)
  • Recommended lawyer in the field of “Data Protection” (The Legal 500 2021)
  • Ranking „Germany’s Best Lawyers 2020″ in the area of “IP/IT, Data Protection” (Handelsblatt and Best Lawyers in Germany)
  • Ritzmann, Katy: In Israel you simply sign a contract and send it per email, in Venture Capital Magazin Special, 14f.
  • Ritzmann, Katy / Hänig, Andreas: Das Safe Harbor-Urteil und seine Folgen, in: K&R, 2016, Beilage 1 zu Heft 9, 40 ff. (The Safe-Harbor decision and it‘s consequences)
  • Ritzmann, Katy: Was das Pick-Up-Urteil für RTL bedeutet, in: HORIZONT, 18.02.2016.
  • Ritzmann, Katy: EuGH bringt Geschäftsmodell der IT-Riesen ins Wanken, in: Die Welt, 06.10.2015.
  • Ritzmann, Katy: Kachelmann siegt gegen Springer-Verlag, in: Der Tagesspiegel, 30.09.2015.
  • Ritzmann, Katy: Der Markenschutz von Werbeslogans, Tectum Verlag Marburg, 2009 (Dissertation)
  • Deal News
    01 June 2021

    GSK Stockmann advises Target Global on USD 650m record financing round for insurtech company wefox

    GSK Stockmann has advised venture capital investor Target Global as the lead investor in the latest series C financing round of the digital insurance company wefox. The start-up ha...

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  • GSK Updates
    11 May 2021

    News in sales law to the first

    Comprehensive changes in warranty law as early as January 1, 2022.

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  • Law firm
    26 April 2021

    GSK Stockmann appoints female lawyers to all firm committees

    We appointed female partners to all firm committees. With this initiative, the firm continues to promote diversity and women in leadership positions.

    Read more
* Partner: A partner within the meaning of the partnership company law.
   Local Partner: not a partner within the meaning of the partnership company law.
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