The Stumme Brüder Foundation was founded by Wilhelmine and Robert Spieldiener in 1988. Projects that meet the Foundation's goals are supported by the Foundation's investment returns. Since 2002 the Stumme Brüder Foundation is recognised as a charitable nonprofit organisation in Liechtenstein. The foundation is based in Vaduz (Liechtenstein).
The Board of Trustees of the Stumme Brüder Foundation includes:
- Philipp Burger
- Patrick Spieldiener
- Jürgen Zech