The core activity of VunaNexus AG is the development and application of technologies for the treatment and utilization of urine, particularly for the production of natural fertilizers. The company focuses on recycling the nutrients contained in urine and transforms them into certified fertilizers, such as Aurin.
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Technologies for recovering nutrients from urine, including separation at the source, nitrification, activated carbon filtration, pasteurisation and concentration into usable outputs.
Planning, construction and operation of urine treatment systems for buildings
Planning, construction and installation of urine treatment for buildings, including feasibility studies, project planning, environmental studies, maintenance, remote operation and collection of fertiliser.
Urine treatment in agriculture
Separation and stabilisation of livestock urine at the source, nitrification in large reactors, odour reduction and reduction of ammonia emissions.
Aurin liquid fertiliser
Approved liquid fertiliser made from urine for all plants in Switzerland, Liechtenstein and Austria, with nitrogen, phosphorus, potassium and trace elements.