We purify water based on state-of-the art nanotechnology.

VTA – the abbreviation stands for ‘Verfahrens Technologische Abwasseraufbereitung’, meaning ‘wastewater treatment driven by process engineering’

VTA is an Austrian group which is successful all over the world. We develop and create innovative system products and technologies which set standards in the waste water and environmental engineering sector. These high-performance, cost-efficient and sustainable solutions are inspired by nature and its cycles.


Treatment of the wastewater produced daily by more than 250 million people.
Current annual production of over 130,000 tonnes.
Individual complete solutions precisely tailored to specific customer requirements
Supply of thousands of municipal and industrial wastewater plants
Innovative technologies and years of experience with over 70 patents
More than 450 employees worldwide.

No distance is too far for VTA!

The VTA Group already operates successfully in more than 65 countries. We supply thousands of municipal wastewater treatment plants as well as numerous customers in various industries worldwide.

At its headquarters in Rottenbach (Austria) and at six other locations in Europe, VTA produces ecologically fully compatible high-end processes for the safe, sustainable and economical optimization of wastewater treatment.

VTA Weltkarte


VTA AUSTRIA GMBH was honoured with a bronze medal from EcoVadis, an award given to the top 35% of companies. This reflects the quality of the company's sustainability management system and demonstrates its commitment to promoting transparency along the value chain.

VTA - we clean water

Our purity requirements

More than 30 years of experience

Seal icon


VTA is an ‘Austrian Model Company’. Our company has now won this award from Quality Austria (ÖQA, the Austrian Association for the Promotion of Quality) ten times in succession. The first-class quality of VTA products is endorsed by the ‘Austria Quality Seal’.

Austrian Model Company

Creditworthiness certificate

The Creditreform creditworthiness certificate confirms VTA's economic strength as well as its solid and healthy corporate situation.

Ing. Mag. Dr. h. c. Ulrich Kubinger
Managing Director / CEO VTA Group

‘At VTA, we think in cycles. We not only treat wastewater, we also pay attention to the environment as a whole.’