Annegret Klenke - violin Beate Hartmann - violin Yvonne Uhlemann - viola Ruth Kaltenhäuser - violoncello In the 2021/22 season, the Klenke Quartett celebrated its 30th anniversary in unchanged occupation. Annegret Klenke (1st violin), Beate Hartmann (2nd violin), Yvonne Uhlemann (viola) and Ruth Kaltenhäuser (violoncello) have established themselves internationally as one of the important German string quartets and are "one of the most evaluated European formations" (Gewandhaus- Magazine). Read more on Last.fm