| Since November 2008 |
New Art club Pfaffenhofen/ Germany |
| Since January 2007 |
GEDOK - Group FRANKEN Nuremberg/ Germany
Community of Artists and Art Promoters |
| Since March 2006 |
Co-founder of the artist group GOMAQUISU |
| Since December 2005 |
IGBK - International Association of Art Berlin/ Germany |
| Since November 2005 |
BBK - National Association of artists Ingolstadt/ Germany |
June 2005 -
November 2005 |
BBK - National Association of artists Darmstadt/ Germany |
| Since January 2005 |
RHE - Rhöner Sculptor Club Empfertshausen/ Germany |
| Since August 2004 |
Art club Fulda/ Germany |
