1992  "Artisant D´Art Allemand", Paris Ateliers                        d´Art Show, Paris
1992 Demonstration des Glasblasens auf der
Weltausstellung "Expo 92", Sevilla
1992  "Deutsches Kunsthandwerk", International                        Gift Fair New York, New York
1992  Landesausstellung "Kunsthandwerk
Baden-Württemberg 1992", Karlsruhe
1993  "Glass Now 15th", Yamaha World Studio Exhibition,
Tokyo-Hamamatsu-Nagoya-Osaka-Fukuoka-
Hiroshima-Kyoto, Japan
1994 "Form", Frankfurt
1994 Landesausstellung "Kunsthandwerk
Baden Württemberg 1994", Schwäbisch-Gmünd
1994  "Glass Now 16th", Yamaha World Studio Exhibition,
Tokyo-Hamamatsu-Nagoya-Osaka-Fukuoka-
Kyoto-Shizuoka, Japan
1995  "Glass Now 17th", Yamaha World Studio Exhibition,
Tokyo-Hamamatsu-Nagoya-Osaka, Japan
1998 Exposition Franco-Allemande, Nogent sur Seine