Franz Xaver Süssmayr or Süßmayr ( Austrian German pronunciation: [frants ˈksaːvɐ ˈsyːsmaɪɐ] ; 1766 – September 17, 1803), also anglicized as Suessmayr , was an Austrian composer and conductor . Popular in his day, he is now known primarily as the composer who completed Wolfgang Amadeus Mozart 's unfinished Requiem . In addition, there have been performances of Süssmayr's operas at Kremsmünster , and his secular political cantata (1796), Der Retter in Gefahr , SmWV 302, received its first full performance in over 200 years in June 2012 in a new edition by Mark Nabholz, conducted by Terrence Stoneberg. There are also CD recordings of his unfinished clarinet concerto (completed by Michael Freyhan), one of his German requiems , and his Missa Solemnis in D.
1-407: His works include the following: Of special note may be the clarinet concerto (SmWV 501) he most probably wrote for Mozart's clarinetist Anton Stadler , because it was scored for the basset clarinet . Recordings of the work by Dieter Klöcker (on Novalis ) on "normal clarinet" and by Thea King (on Hyperion ) in a reconstructed version for basset clarinet by Michael Freyhan are available. In 2021
#510489