Ernest Ansermet
In 1918, Ansermet started an orchestra of his own, the Orchestre de la Suisse Romande (OSR).  He remained conductor of this orchestra until he retired in 1966.  He made this into an internationally famous orchestra.  They travelled to many countries in Europe and America.  They gave first performances of many modern works.  After World War II they made many recordings for Decca Records.