This is a translation of the German legal notice (Impressum). In the event of discrepancies, the German version applies.
Information pursuant to § 5 of the German Telemedia Act (TMG)
MatheZeit UG (haftungsbeschränkt)
Kallehoe 27
24988 Oeversee
Germany
Managing director authorised to represent the company
Mats Lorenzen
Contact
Phone: +49 160 92015631
Email: info@mathezeit.de
Contact form: maziomaths.com/contact
Responsible for content pursuant to § 18 (2) of the German Interstate Media Treaty (MStV)
Mats Lorenzen (address as above)
Commercial register
Register court: Amtsgericht Flensburg (Local Court of Flensburg)
Registration number: HRB 18391 FL
Share capital
€500 (Unternehmergesellschaft, a form of limited liability company under § 5a of the German Limited Liability Companies Act, GmbHG). As long as the share capital is below €25,000, the company is required to allocate 25% of its annual net profit to a statutory reserve (§ 5a (3) GmbHG).
VAT
VAT identification number pursuant to § 27a of the German VAT Act (UStG): DE464694396
Disclaimer
Liability for content: The content of these pages has been prepared with the greatest care. However, the provider cannot guarantee that the content is correct, complete or up to date. As a service provider, the provider is responsible for its own content on these pages under general law in accordance with § 7 (1) TMG. Under §§ 8 to 10 TMG, however, the provider is not obliged as a service provider to monitor transmitted or stored third-party information or to investigate circumstances that indicate unlawful activity. Obligations to remove or block the use of information under general law remain unaffected.
Liability for links: This website contains links to external third-party websites over whose content the provider has no influence. The respective provider or operator of the linked pages is always responsible for their content. The linked pages were checked for possible legal violations at the time the links were set; no unlawful content was apparent. Permanent monitoring of the content of the linked pages is not reasonable without concrete evidence of a legal violation. Links of this kind will be removed immediately if legal violations become known.
Copyright
The content and works created by the provider on these pages are subject to German copyright law. Reproduction, editing, distribution and any kind of use beyond the limits of copyright law require the written consent of the provider or of the respective author. Downloads and copies of this site are permitted for private, non-commercial use only. Where content on this site was not created by the provider, the copyrights of third parties are respected. In particular, third-party content is identified as such.
Dispute resolution
The European Commission provides a platform for online dispute resolution (ODR): https://ec.europa.eu/consumers/odr/. The provider is neither obliged nor willing to take part in dispute resolution proceedings before a consumer arbitration board.
© 2026 MatheZeit UG (haftungsbeschränkt) · Last updated: July 2026