zum See
2009, as part of the art projects "... under trees", Landart Association in Wädenswil Castle Park

Lighthouse object near Zollikon/Zollikerberg.
2006 - 2013, in collaboration with Thomas Twerenbold, architect. Patronage: Association of Zolliker Friends of Art. (Not realised.)

Poster project for the Hardau housing estate.
2005, as part of the research project "Kunst Öffentlichkeit Zürich" at the Zurich School of Art and Design (now ZHdK), directed by Christoph Schenker. (Publication: Plakate als Bilder, in: Kunst und Öffentlichkeit. Kritische Praxis der Kunst im Stadtraum Zürich, ed.: Christoph Schenker and Michael Hiltbrunner, JRP|Ringier, Zurich, 2007).

"Competition Theme Studio", collaboration with Barbara Erb - Shed Eisenwerk, Frauenfeld.
2002, > An installation on the last section of Michel Foucault's book "The Order of Things" (pdf)

Installation with 22 photographs
2001, (project)

Performance on the Lindenplatz
2000/2001, Zurich Altstetten

with 4 x 3 photographs (project), 2000

with 5 photographs, (project), 1999

with 15 photographs, (project), 2001

Artistic direction for the conversion of the Church of St. Theresia in Zurich.
1999-2002, planning group: Othmar Kleinstein, parish priest; Markus Sauter, responsible for building for the church administration; Thomas Twerenbold, Martin Schneider, architects; Christoph Hänsli. (Lithurgical furniture: Frédéric Dedelley). In this context: 3 pictures from a large-scale cycle of works (1990-1992, in collaboration with Christoph Wachter) in the Werktagskapelle. (Publication: The Church of St. Theresa, Fabrizio Brentini, Swiss Art Guide GSK, 2005)