In 1975 Sarmanto founded the UMO (abbreviation of "Uuden Musiikin Orkesteri", New Music Orchestra).
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He played dance music at first, but was soon invited to appearances in jazz clubs by bandleaders like Eero Koivistoinen and Esa Pethman.
Esa-Pekka Salonen | Jukka-Pekka Saraste | Pekka Pyykkö | Pekka Vasala | Pekka Kuusisto | Pekka Janhunen | Pekka Ala-Pietilä | Juha-Pekka Haataja | Ari-Pekka Hakala | Pekka Streng | Pekka Salminen | Pekka Ruuska | Pekka Puska | Pekka Päivärinta | Pekka Niemelä | Pekka Koskela | Pekka Korhonen | Heikki Sarmanto |