During spring TPO gives world premieres of Leif Segerstam´s symphony no 311 Mikko Heiniö´s 3. symphony. Premiere performance of Segerstam´s symphony is on maestro´s birthday, 2nd of March, at 7 pm in the Concert Hall. The whole name of the work is Sinfonia Seriosa nro 311 ”FUNDEERAUKSIA…Ponderings” President Mauno Koivisto 12.5.2017 in memoriam with musical thoughts... Premiere performance of Heiniö´s 3. symphony (sinfonia concertante for percussions and orchestra) is on Friday the 18th of May at 7 pm in the Concert Hall. Also in Finals of the XIII Cello Competition in Turku 22.–23.2. we will hear premiere performances by the competition finalists of Lotta Wennäkoski´s work Foliage.