Clinic Hirslanden, Zurich
Museum Würth, Künzelsau, Germany
Kanton of Zürich, Switzerland
City of Uster, Switzerland
Zürcher Kantonalbank, Zürich, Switzerland
Graubündner Kantonalbank, Chur, Switzerland
Kanton Graubünden, Switzerland
Bank Julius Baer, New York
Kunststiftung Pro Arte, Ulm, Germany
F. Hoffmann - La Roche, Basel, Switzerland
Dr. Peter Bosshardt, Rapperswil/Zürich, Switzerland
Dr. Hans Koenig, Zollikon/Zürich, Switzerland
Skulpturenpark Zofingen, Switzerland