2002 we start with the developing of the Gravitation Water Vortex Power Plant - a hydro power plant with an outstanding ecological performance.
2004 we get the first patent for the Gravitation Water Vortex Power Plant and make the foundation of the Zotlöterer enterprise in Obergrafendorf in Lower Austria.
2005 we built the worldwide first Gravitation Water Vortex Power Plant at the mill stream in Obergrafendorf.
Because of the valuable economical performance of the Gravitation Water Vortex Power Plant we got a lot of national and international Awards.
2006 we developed a self-sufficient water activation system for ponds.
2006 we start to optimate Small Wind Turbines at low wind conditions. We install a pilot turbine in Obergrafendorf.
2008 we got support from the Austrian Forschungsförderungsgesellschaft.
2009 we developed the Zotlöterer-Turbine - a high efficient turbine for the Gravitation Water Vortex Power Plant.
By now we make the planning for several Gravitation Water Vortex Power Plants in different countries.
