Andreas Siekmann studied at the Kunstakademie Düsseldorf . 
In 2007, he took part in a documenta in Kassel for the second time at Documenta 12 and thus after 2002 ( Documenta11 ), including the work ” Die Exklusive – The Politics of the Excluded Fourth “.
In the Münster sculpture project he addressed them in 2007 with “Trickle down. The public space in the era of its privatization “the city art in the form of Buddy bear and similar figures, in which the urban space is taken by private companies. For this he crushed 13 figures with the help of a scrap press and placed a ball formed from the remains together with the press in front of the Erbdrostenhof .
Together with the artist Alice Creischer, Siekmann realized curatorial projects such as the Potosi Principle , the National Museum of Modern Art, the House of World Cultures, Berlin, the Museo Nacional de Arte, La Paz (2011); Exargentina – Steps to Flight from Work to Do , Museum Ludwig Cologne (2004), Palais de Glace Buenos Aires (2006); Violence is the cornerstone of all things , Generali Foundation (2002) in Vienna.
Andreas Siekmann lives and works in Berlin.