We are a crowd of people, that want to move forward. We think, that the Heat of the Sun can be used better than nowadays. Especially in hotter areas of this wonderful world we can make more comfort to the people. - This is Rudi Voggenberger the technical brain and inventor. - This is Dieter Kirchmayer the communicationcentral and Controller. Both make your life become easier. Both planed and worked for many years and finally we will conquer the hot areas of this world with Greensworth.