We are thankful to our principal sponsors:

Prof. Dr. Reinhold Würth

Dr. h.c. Erich Schumann (†)

Credit Suisse (Deutschland) AG

as well as:

BIG
Detecon
feno GmbH (technical support of the Skyspaces)
Hans Sauer
Sal. Oppenheim

members of the Stiftung für Kunst und Kultur e.V. Bonn (Foundation for Art and Culture) and other private sponsors