Magnus Martensson is Music Director of The Slee Sinfonietta and The Scandinavian Chamber Orchestra of New York. He also holds the position as Director of Orchestral Activities at SUNY Buffalo and guest conducts in Europe and South America.

In 1989, Mr.Martensson made his operatic debut in Malmö, Sweden, conducting a production of Offenbach's Orpheus in the Underworld , and has subsequently conducted productions of Mozart's The Magic Flute, Puccini's Tosca, among others. He has premiered over 70 new works and conducted several world premiere recordings, including orchestral music by David Felder and Jeffrey Stadelman.

As a composer, Mr.Martensson has been featured at festivals including the June in Buffalo and the Mid-American Contemporary Arts Festivals. His one act opera Before the Law, based on Kafka's work, was premiered in Buffalo in 1997. Among his other works are Sonata for Two Violins, Two Poems of E.E.Cummings, OGNAT Quartet, and Kvasir for Strings, performed most recently at Carnegie Hall in New York.

Mr.Martensson began his musical training in his hometown Malmö, studying piano, viola, voice, guitar, and conducting. He completed his conducting studies at The Cleveland Institute of Music, where he received the Darius Milhaud Award for outstanding musicianship.

Mr.Martensson has recorded for the Mode and Mindfeel record labels.