He is one of the protagonists shown in the film Die 4. Revolution – Energy Autonomy, and with his enterprise one of the main sponsors of the film.
Together with his partner Fred Jung he was awarded 'Greentech Manager des Jahres' in 2009 by the German magazine Capital.
- Holler, Doris. "'Greentech Manager des Jahres' von 'Capital': Fred Jung und Matthias Willenbacher sind Preisträger des Jahres 2009". Oekonews.at (in German). Retrieved 24 January 2019.
- Official website (German)