Šimun Matišić is a composer and percussionist active in numerous fields of musical life. His work spans classical and jazz music, composition for film and theatre, performance, concert organisation, and, in recent years, music education. His artistic practice brings together diverse musical styles, compositional work, and performance experience. Throughout his career, he has collaborated with numerous Croatian and international jazz and classical musicians and orchestras. In 2011, he received the Judita Award at the 57th Split Summer Festival for his performance with guitarist Christian Escoudé. Together with pianist Matija Dedić, he launched a duo project, releasing the live album "Fortune Smiles" in 2016. The album received a Porin Award for Best Performance of a Jazz Composition. In 2018, he released his original jazz album "Invocation" with his sextet, earning a Porin Award in the Best Jazz Composition category. He is also the recipient of three Status Awards presented by the Croatian Musicians’ Union (HGU). Matišić has received numerous prestigious music awards, including the Judita Award, the Josip Štolcer Slavenski Award, the Stjepan Šulek Award, the Status Awards, and the Porin Award. In 2025, he received the Boris Papandopulo Award, presented by the Croatian Composers’ Society (HDS), for his composition "Pet kratkih priča (Five Short Stories)", further highlighting the significance of his work as a composer. As a performer and arranger, he is a member of Harlequin Art Collective, an ensemble dedicated to interpreting works by Olivier Messiaen and Johann Sebastian Bach.