References
The instruments I have built and restored are played in many of the most important European music festivals, and have been played in radio recordings for stations including Austrian Radio, Bavarian Radio, Hessische Radio, West German Radio, Deutsche Welle, and at major events including the Festival of Flanders, the Mozart-Woche in Salzburg, the Salzburg Festival, the Carinthischer Sommer, the Mozart Festival in Augsburg, the Haydn Festival in Eisenstadt, the Residenzwoche Munich, the Stieriate in Graz, Toujours Mozart in Salzburg, Innsbrucker Festwochen der Alten Musik, the Bayerische Staatsoper in München, the Festival Fundacia Concert Spirituel in Waschau, the Festival Concentus Moraviae in Brunn and others.
They have been played by some of the most prominent exponents of the fortepiano throughout the world, including: Kristian Bezuidenhout (London), Malcolm Bilson (Ithaca, USA), Florian Birsak (Salzburg), Wolfgang Brunner (Salzburg), Patrick Cohen (Paris), Katarzyna Drogosz (Warsaw), Stefan Gottfried (Vienna), Christoph Hammer (Munich), Jos van Immerseel (Antwerp), Stanley Hoogland (Amsterdam), Tobias Koch (Düsseldorf), Geoffrey Lancaster (Canberra), Alexei Lubimov (Moskau), Linda Nicholson (London), Christine Schornsheim (Munich), Ella Sevskaya (St. Petersburg), Petra Somlei (Budapest/The Hague), Andreas Staier (Cologne), Zvi Meniker (Hanover), Yoshio Watanabe (Yokohama), Gerrit Zitterbart (Hanover), Bart van Oort (Amsterdam).
Recently built instruments
Grand piano after Anton Walter c. 1780
2021
Grand piano after Anton Walter, Wien c.1780, compass: FF - g3, two knee levers: moderator (left), damper lifter (right). Private ownership, Germany.
Grand piano after Michael Rosenberger, c. 1805, compass: FF - f4, three knee levers: keyboard shift (left), moderator (middle), damper lifter (right).
Grand piano after Jacob Bertsche c.1815, compass: FF - f4, six pedals (from left to right): bassoon, keyboard shift, moderator single, double moderator, damper lifter, Turkish music. Nuremberg University of Music.
2020
Grand piano after Anton Walter, Wien c.1780, compass: FF - g3, two knee levers: moderator (left), damper lifter (right). Jan čkova akademie m zických uměn , Brno. Janacek Music Academy, Brunn, Czech republic. Grand piano after Jacob Bertsche c. 1815, compass: EE - f4, four pedals (from left to right): keyboard shift, moderator single, moderator double, damper lifter. Conservatory of Music, Prague.
2018
Grand piano after Anton Walter, Wien c.1780, compass: FF - g3, two knee levers: moderator (left), damper lifter (right). Leopold-Mozart-Zentrum für Musik und Musikpädagogik der Philosophisch-Sozialwissenschaftlichen Fakultät der Universität Augsburg. Grand piano after Michael Rosenberger, c. 1805, compass: FF - f4, three knee levers: keyboard shift (left), moderator (middle), damper lifter (right). Teatr Wielki-Opera Naraodowa Orchestra, Warsaw.
2017
Grand piano after Anton Walter, Wien c.1780, compass: FF - g3, two knee levers: moderator (left), damper lifter (right). Akademia Muzyczna im. Karola Szymanowskiego w Katowicach, Kattowice.
2016
Grand piano after Anton Walter, Wien c.1780, compass: FF - g3, two knee levers: moderator (left), damper lifter (right). University for Musik and Theater, Rostock.
2015
Grand piano after Conrad Graf c. 1834, Compass CC - g4, four pedals (from left to right): keyboard shift, moderator single, moderator double, damper lifter. University Mozarteum, Salzburg Grand piano after Jacob Bertsche c.1815, six pedals (from left to right): bassoon, keyboard shift, moderator single, moderator double, damper lifter, Turkish music. Private ownership, Salzburg
2013
Grand piano after Jacob Bertsche c. 1815, private ownership, Fukuoka, Japan
2012
Grand piano after Anton Walter c. 1780, University for Catholic Church Music and Music Education, Regensburg
Grand piano after Michael Rosenberger c. 1805, private ownership, Salzburg.
2011
Grand piano after Anton Walter c. 1780, privat ownership, Vienna.
Grand piano after Michael Rosenberger c. 1805, private ownership, Salzburg.
2010
Grand piano after Michael Rosenberger c. 1805, workshop of Robert Brown.
2009
Grand piano after Michael Rosenberger c. 1805, Mozarteum University, Salzburg.
Grand piano after Jacob Bertsche c. 1815, workshop of Robert Brown.<br/>The building of this instrument was subsidised by the Region of Salzburg, the National Foundation for Research, Technology and Development and the Austrian Wirtschaftsservice GmbH (AWS).
2008
Grand piano after Anton Walter c. 1780, privat ownership, Vienna.
2007
Grand piano after Michael Rosenberger built c. 1805 in Vienna, private ownership, Ivry sur Seine.
Grand piano after Michael Rosenberger built c. 1810 in Vienna, built for the University for Music and the Performing Arts, Vienna.
2006
Grand piano after Anton Walter built c. 1800 in Vienna, private ownership, Brussels.
2005
Grand piano after Anton Walter built c. 1780 in Vienna, workshop of Robert Brown.
Showroom
Grand piano after Anton Walter built c. 1800 in Vienna, Conservatory of Music “G. Verdi“, Como, Italy.
2004
Grand piano after Anton Walter built c. 1800 in Vienna, Hochschule für Musik und darstellende Kunst, Hanover.
Showroom
2003
Grand piano after Michael Rosenberger built c. 1805 in Vienna, private ownership, Berlin.
Showroorm
Restoration work over the last years
(a selection)
2021
Grandpiano by Josef Brodmann, Vienna around 1790, Compass: FF - g3. Two kneelevers Moderator (right), Damperlifter (left). Carl Bechstein Foundation, Berlin.
Grandpiano attributed to Franz Baumbach, Vienna, around 1790. Compass: FF - g3, Moderator (left)), Damperlifter (right). Workshop Robert Brown.
2020
Grandpiano built by Josef Brodmann, Vienna around 1815, Compass: FF - f4. Five pedals (from left to right) keyboard shift, bassoon, moderator (two layers), damper lifter, Turkish music. Privat ownership, Salzburg. Grandpiano attributed to Louis Dülcken, Munich around 1800. Compass: EE - g3. One knee lever for lifting the dampers, Hochschule for Music, Theatre and Media. Hanover.
2019
Giraffe fortepiano built by Martin Seuffert, Vienna around 1820, Compass: FF - f4. Five pedals (from left to right) damper lifter, moderator one layer, moderator (two layers), keyboard shift. Musical Instrument Museum, Willisau, Switzerland. Grandpiano built by Anton Walter, Vienna around 1800. Two knee levers (from left to right) moderator, damper lifter. Private ownership, Salzburg.
2018
Grandpiano built by Jacob Friedrich Conrad 1804, Augsburg. Compass: FF - g3. One knee lever for lifting the dampers. Private ownership, Salzburg. The exterior of the instrument was restored by Karsten Skwierawski, Gera.
2017
Grandpiano built by Conrad Graf Op Nr. 2706. Vienna around 1840. Compass: CC - g4. Four pedals (from left to right) keyboard shift, bassoon, moderator one layer, damper lifter. City Museum, Braunschweig. The exterior of the instrument was restored by Karsten Skwierawski, Gera.
2016
Grandpiano built by Peter Anton Mooser, Vienna around 1800. Compass: FF - c4. Two knee levers (from left to right) moderator, damper lifter. Private ownership, Frankenmarkt Upper Austria, today on loan to the International Stiftung Mozarteum, Salzburg. Fortepiano built by Johann Georg Gröber, Innsbruck around 1830. Compass: CC - f4. three pedals (from left to right) Moderator, Bassoon, Damper lifter. Tirolian Regional Museum, Innsbruck.
2013
Fortepiano, builder unknown, around 1825 in Vienna. Compass: FF - f4, originally six pedals now four. Private ownership; Clavier-Salon in Göttingen.
Fortepiano attributed to Johann Frenzel in Linz around1825. Compass: FF - f4, four pedals. Private ownership in Ingolstadt.
2010
Grand piano built by Joseph Baumeister in Pressburg in 1796. Privat ownership, Brno, Tschechische Republic
Grand piano by Johann Georg Schenk in Weimar c. 1800 for the Klassik Stiftung, Weimar. The exterior of the instrument was restored by Karsten Skwierawski.
2008
Grand piano built by Michael Rosenberger in Vienna c. 1805. Private ownership near Munich.
Combination Instrument, piano and organ, No. 804, built by Joseph Böhm in Vienna c. 1825. For the Greifenberger Institut for Musical Instrument Research. The restoration work carried out in this workshop was confined to the piano only.
2005
Grand piano by Jacob Bertsche built around 1815. Compass: FF - f4. Six pedals (from right to left): bassoon, una chorda, moderato single, moderato double, damperlifter, Turkish music. Veneered in exotic walnut, private ownership, Paris.
Showroom
Grand piano by Anton Walter in Vienna, Museum in the Rector’s Palace, Dubrovnik.Showroom
2003
Grand piano built by Nannette Streicher in 1818, Nr 1352 private ownership, Yokohama.
Showroom
2002
Original down-striking grand piano built by Nannette Streicher in 1825, Nr 1977/19 Ludwig Maximilian University, Munich.
Showroom
Further important restorations:
1998
Tangent piano by Späth & Schmahl, Regensburg c. 1800, Technical Museum, Vienna.
1995
Grand piano by Conrad Graf, Vienna c. 1825, Technical Museum, Vienna.
Grand piano by Anton Walter, Vienna c.1780, Provicial Museum of Burgenland, Eisenstadt.
1993
Grand piano by André Stein, Vienna 1824, Robert Schumannhaus, Zwickau.
1991
Tangent piano by Späth & Schmahl, Regensburg c. 1800, Museum of Fine Art , Vienna