Concert Association
Vienna Opera Ball Orchestra
Mahlerstrasse 11/6
1010 Vienna 

Tel: +43 676 416 04 08 (CEO)
E-Mail: wiener@opernballorchester.com

Association for the cultivation of Viennese classical music.
ZVR: 678369593

Professional Law
Industrial Code www.ris.bka.gv.at
Municipal Departement 1

Consumers have the possibility to submit complaints to the EU's online dispute resolution platform: http://ec.europa.eu/odr .

Any complaints can also be sent directly to the e-mail address given above.