 Under the name "Diehl Projects" Diehl was responsible for further projects, first around 2000 and 2007/2008 in Berlin, later for the exhibition of the Russian artist Olga Chernysheva "Adventure Istiklal N. 9" in the "Yapi Kredi Kazim Taskent Art Gallery" in Istanbul (2009) and two group exhibitions in Rostov-on-Don with the titles "Berlin tut gut!