UMO Helsinki Jazz Orchestra โ The Greatest Feats since 1975. Get ready to groove as we mark 50 years of achievements and mastery in jazz! UMO Helsinki Jazz Orchestra celebrates its 50th anniversary season from summer 2025 to spring 2026. Throughout these decades, the orchestra has been at the forefront of Finnish jazz. Over the years, UMO has recorded over 60 albums, received Yrjรถ and Emma prizes, and even a Grammy nomination. The orchestra has shared the stage with international jazz stars as well as Finnish artists. One thing remains constant: the core of UMO is in new music. Join us for our anniversary season to look back on the past and celebrate our achievements, all while keeping our eyes firmly on the exciting future ahead. Come and celebrate together with the UMO!