LEGAL
Imprint
Information pursuant to § 5 ECG (E-Commerce Act) and § 25 Media Act (MedienG).
LAST UPDATED — APRIL 2026
Calla Ref GmbH
Gumpendorfer Straße 63F
1060 Vienna, Austria
Web: www.callaref.com
Managing Director
Sarah Schopper
Company Register
Company Register Number: FN 665084 s
Company Register Court: Commercial Court Vienna (Handelsgericht Wien)
Legal Form: Limited Liability Company (GmbH)
VAT Identification Number
VAT No. pursuant to § 27a Austrian VAT Act (UStG): ATU82641615
Supervisory Authority
Municipal District Office Vienna (Magistratisches Bezirksamt Wien)
Applicable Law
Austrian law applies. Place of jurisdiction is Vienna, Austria.
Responsible for Content
Pursuant to § 25 Media Act (MedienG)
Sarah Schopper
Calla Ref GmbH
Gumpendorfer Straße 63F, 1060 Vienna, Austria
Online Dispute Resolution
Pursuant to § 19 of the Austrian Alternative Dispute Resolution Act (AStG) and EU Regulation No. 524/2013, we inform you that we are neither obligated nor willing to participate in dispute resolution proceedings before a consumer arbitration board.
Disclaimer
Despite careful review of content, we assume no liability for the content of external links. The operators of linked pages are solely responsible for their content. All information on this website has been carefully checked. Nevertheless, no guarantee can be given for the accuracy, completeness, or timeliness of the information provided.
Copyright
The content and works published on this website are subject to Austrian copyright law (UrhG). All content on this website is protected by copyright. Any reproduction, editing, distribution, or any other use beyond the limits of copyright law requires the prior written consent of Calla Ref GmbH.