In her 30 years singing career, Kasturi has worked with a variety of music composers, including T. G. Lingappa, M. Ranga Rao, Vijaya Bhaskar, Rajan–Nagendra, Gunasingh, G. K. Venkatesh and others.

Kasturi Shankar's popular film songs like Sooryana kanthige (for Padmapriya), Sri tulasi daye thoramma (for Jayanthi), Rangena halliyage (for Aarathi), Sri rama bandavne, Raamanu baralilla made her name popular among listeners.

[3] Kasturi Shankar was born in Mysuru on 1 November 1950 to Girijamma and J. C. Shankarappa.

When Kanagal Prabhakar Shastry spotted Kasturi Shankar's talent, gave her a chance to sing in his film, called Bettada gowri.

Then she went on to work with many super hit movies of Puttanna Kanagal, KSL Swamy, B. S. Ranga and with many others.