Eero Heinonens career was launched with the first prize in the National Maj Lind competition in 1966. He studied privately with Astrid Joutseno in Turku, with Tarmo Huovinen in the Turku Music Institute

Eero Heinonens large concerto repertoire includes the complete Mozart and Beethoven concerti as well as romantic and contemporary works. The whole Mozart series was performed with the Helsinki Chamber