Having grown up in Colombo, Eshantha and studied under teachers Ramya de Livera Perera and Ananda Dabare. On a scholarship from Prima Ceylon, he studied at New York University’s Steinhardt School where he earned a Bachelor’s and Master’s degrees in Music Performance and Composition.

Eshantha is currently a principal conductor of the Symphony Orchestra of Sri Lanka, co-director of the Old Joes' Choir, and director of Contempo Choir, a member of the the fusion band Thriloka, and The Colombo Trio.