Imprint
Last updated: 30 July 2026
Convenience translation — the German version at /impressum is the legally binding one.
Service provider
Hubert Wolski (sole trader)
Trading name: Tessera
Steinböckengasse 6/2/10
1140 Vienna, Austria
E-mail: office@tessera.at
Content notices: moderation@tessera.at
Business purpose
Services in automated data processing and information technology. Operation of the identity platform “Tessera” (tessera.at) and its associated services.
Supervision and law
Trade authority: City of Vienna, Municipal District Office for the 13th/14th district. Member of the Vienna Economic Chamber. Applicable regulations: in particular the Austrian Trade Act (Gewerbeordnung 1994), available at www.ris.bka.gv.at. VAT: small-business exemption pursuant to § 6 (1) 27 of the Austrian VAT Act — no VAT ID, no VAT is charged.
Dispute resolution
Consumers may submit complaints to the EU online dispute resolution platform: ec.europa.eu/consumers/odr. We are neither willing nor obliged to participate in dispute resolution proceedings before a consumer arbitration board.