Legal notice

Legal notice and disclosure pursuant to Section 25 of the Austrian Media Act

Wien Energie GmbH

Wien Energie offers a wide range of products comprising heating, cooling and decentralised solutions in particular. For further information, please consult the individual projects offers to be found on Wien Energie’s website.

Copyright 2021, all rights reserved.

Wien Energie GmbH

Thomas-Klestil-Platz 14
1030 Vienna
Tel.: +43 1 4004-0

Company reg. no.: FN 215854h
Registered at the Vienna Commercial Court
VAT number: ATU55685501

Chamber affiliation: Chamber of Commerce / The Austrian Natural Gas and District Heat Association (FGW)

Business purpose: Energy industry

Trade or professional regulations: Electricity (Industry and Organisation) Act (EIWOG), Natural Gas Act (GWG); available at:

Regulatory authority: Energie-Control Austria; Austria


Wien Energie GmbH is a wholly owned subsidiary of WIENER STADTWERKE GmbH, and is therefore indirectly owned by the City of Vienna. Furthermore, Wien Energie is subject to audits performed by the Group’s Internal Audit Department, the Audit Division of the City of Vienna and by the Court of Audit.


  • General Manager and Chairman of the Board of Management: Michael Strebl
  • General Manager: Karl Gruber

Supervisory board

Pursuant to the criteria of Section 29 of the Austrian Companies Act (GmbH Gesetz), Wien Energie GmbH must appoint a supervisory board. The Supervisory Board of Wien Energie GmbH consists of six members elected during the General Assembly, as well as three employee representatives, which are appointed pursuant to Section 110 of the Labour Constitution Act (Arbeitsverfassungsgesetz). Four Supervisory Board meetings are held every year. In addition to these, the general management continually fulfils its obligation to provide information as stipulated in Section 28 of the Austrian Companies Act, obtaining the statutory or legally required consent of the Supervisory Board in cases where this approval is needed or for fundamental decisions.

Deputy Director-General Peter Weinelt, WIENER STADTWERKE GmbH

1st Deputy Chairman
Franz Oberndorfer, City of Vienna

2nd Deputy Chairman
General Manager, Robert Lasshofer Wiener Städtische Allgemeine Versicherung AG, Vienna Insurance Group


  • General Manager, Renate Niklas, Friedhöfe Wien GmbH
  • General Manager, Christian Gantner, ebswien hauptkläranlage GmbH
  • General Manager, Heidrun Maier-de Kruijff, VÖWG
  • Department Head, Bernd Vogl, Department for Energy Planning (MA 20)

Employee representatives

  • Kurt Januschke, Wien Energie GmbH
  • Roland Boigner, Wien Energie GmbH
  • Martin Kink, Wien Energie GmbH
  • Christian Szalay, Wien Energie GmbH

Notification under Section 7 of the Lobbying Act (Lobbyinggesetz, LobbyG)

Wien Energie GmbH is entered in the Register for Lobbying and Representation of Interests in Division B (LIVR-00282) and in the Transparency Register of the European Union (register number: 541969311624-32). Pursuant to Section 7 LobbyG, Wien Energie GmbH points out that the responsible public affairs employees (in-house lobbyists) base their work on the Code of Conduct of the Austrian Public Affairs Association (ÖPAV) and the Code of Conduct as set out by the EU Transparency Register.

Online editorial team: Lisa Henhofer