United Internet AG
Elgendorfer Straße 57
56410 Montabaur
Telefon: +49 2602 / 96 - 1100
Telefax: +49 2602 / 96 - 1013


Management Board
Ralph Dommermuth
Ralf Hartings
Markus Huhn

Chairman of the Supervisory Board
Philipp von Bismarck

Registration Court
Montabaur, HRB 5762

VAT identification number
DE 149340676

Contact details for voting rights annoucements

United Internet AG
Elgendorfer Straße 57
56410 Montabaur
Fax: +49 2602 / 96 - 1013
Email: voting-rights@united-internet.de

For voting rights annoucements, please preferably use the email address provided and send us the XML version in addition to the notification.

Electronic Reporting System
With the "Integrity Line", we provide all employees and external persons who are in work-related contact with United Internet AG (including IONOS SE, STRATO AG, 1&1 Versatel GmbH, 1&1 Mail & Media Application SE as well as their subsidiaries) with a protected reporting channel for possible compliance breaches. Click here for the link to "United Internet Integrity Line": https://unitedinternet.integrityline.com/frontpage