Ganguly gave many public performances all over India, including in Kolkata, Mumbai, Delhi, Lucknow, Patna, Guwahati, and Agartala.

Musicians such as Y. S. Mulki, Dilip Roy, Samir Khasnabis, Swapan Sen, and Manohari Singh have accompanied him in recordings and performances.

The Bengali singer and composer Satinath Mukhopadhyay played a major role in introducing Sunil Ganguly to HMV.

HMV and other Cos, released some of his best instrumentals in the form of CD, for ex: 'Nostalgia : Ghazal Chedi Usne, Great Ghazals on guitar', 'Nostalgia : Melodies to caress your Heart 'N' Soul', 'Tumi Rabe Nirobe', 'Instrumentally Yours - Tribute to Manna Dey', 'The Best of Bollywood Instrumentals Ever' from HMV (now Saregama Ltd), 'Yaadein' (containing hits of Kishore Kumar and Md.

Sunil Ganguly Academy of Music, created at his residence, is run by Sri Aloke Ghosh, one of his disciples.

[7][8] Many of his students, like Sonali Nath, Geeta Deb, Shyamal Chowdhury, and Amarnath Banik in Agartala, Tripura are continuing to play and teach his style of music.