Gudrun Benz has been a board member of the Bonsai Club Germany for several years. Since the early 1990 decade she has involved in suiseki. She attended in numerous conventions in Europe, Asia and America. She has been a board member of the German Suiseki Society since 1993 and deputy secretary of the European Suiseki Association since 1994, editor of the newsletter of the German Suiseki Society and a member of the editorial committee of the European Suiseki Association (ESA). She received a Certificate of Honor and was nominated as Penjing Ambassador of China Penjing Artists Association in September 2013. Presently she is vice president of the German Suiseki Society and a director of BCI.