viadonau aka via donau – Österreichische Wasserstraßen-Gesellschaft mbH - was established in 2005 by the former Austrian Federal Ministry for Transport, Innovation and Technology (now: Austrian Federal Ministry for Climate Action). via donau is tasked with the maintenance and development of the Danube waterway and has become an internationally renowned and leading authority in waterway management in the Danube region. The 270 viadonau employees use their expertise in various IWT-related fields such as navigation and logistics, flood protection and ecology to offer solutions and support that serve all actors on and along the Danube River. Beside strengthening inland waterway transport, via donau also shows that shipping and protecting Danube habitat need not be a contradiction.
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The viadonau annual revenue was $99.8 million in 2026.
72 people are employed at viadonau.
The NAICS codes for viadonau are [92111, 9211, 921, 92].
The SIC codes for viadonau are [91, 911].