Diabelli Sommer Mattsee

Prof. Michael Werba
Wiener Philharmoniker

Gratulation zu Eurer unermüdlichen Arbeit!

Roman Gruber
Salzburger Blasmusikverband

Herzlichen Dank für die tolle Zusammenarbeit!

Claude Brun
Credit Mutuel

I would like to take the opportunity to tell you how much my wife and myself appreciated your contribution, your efficiency, your disponibility and your kindness.