viadonau is the leading international waterway operators in the Danube region. By utilising the knowledge of our experts in infrastructure management, shipping and logistics, along with electronic information and navigational systems, flood control and environmental hydraulic engineering, we provide services for the public sector, businesses, holidaymakers and local residents along the Danube.  

We strive for the responsible management, development and promotion of the Danube waterway by means of cooperation in both national and international projects, whereby the interests, ideas and inspirations from politics, business, science and the environment are brought together.  

We cooperate and work together with all groups of key players, using an integrative approach to develop viable solutions for the sustainable and responsible use of the living, natural and economic areas on the Danube.

viadonau compact

We maintain and care for approximately 300 kilometres of flood control dams on the rivers Danube, March and Thaya, and ensure the safe and efficient traffic management at nine Danube locks. We also maintain 500 kilometres of towpaths as well as 250 kilometres of cycle paths. Approximately 260 employees are involved in the daily care, protection, safety and development of the Danube region.

DI Hans-Peter Hasenbichler  

Supervisory board
Ferry Elsholz, DI Vera Hofbauer, Mag. Birgit Mair-Markart, Mag. Kerstin Neumayer, Petra Riffert, Michael Takács, MSc. BA, MA, Mag. Christian Schramm, Christian Persch, DI Bernhard Lager

Headquarter: approx. 140 employees
Locks and service centres: approx. 120 employees

Headquarter: Techgate Vienna, Vienna
Service centre Oberes Donautal: Aschach, Upper Austria
Service centre Wachau: Krems, Lower Austria
Service centre Carnuntum: Bad Deutsch-Altenburg, Lower Austria
Service centre March-Thaya: Angern, Lower Austria