Shantanu Bhattacharyya has performed all over the country; major ones being the ITC Sangeet Sammelan Kolkata & Delhi, Ustad Allauddin Khan Smriti Samaroh Maihar, Baba Harivallabh Sangeet Sammelan Jalandhar, Vsk Baithak, India Habitat Center, India International Center Delhi, Sangeet Natak Academy Festival Bhopal, Spirit of Unity Concerts Shirdi, Sangeetalok Conference Ambala, Ballygunge Maitreyee Music Conference Kolkata, Gandharva Mahavidyalaya Delhi, Gururao Deshpande Sangeet Samaroh Bangalore, Indian Council for Cultural Relations Kolkata, Thumri Festival Jaipur, Amir Khusro Music Academy Concert Chennai, West Bengal State Music Academy Annual Conference Kolkata, Swami Haridas Sangeet Samaroh Chennai, Ramakrishna Mission Kolkata, Bharatiya Sangeet Vidyalaya Dharwad, Gurukul Pune, Shrutinandan Kolkata and the All India Radio National Programme. Shantanu has performed at numerous venues in the United States, Canada, Italy, United Kingdom, Finland, France, Germany and Singapore.
Pt. Shantanu Bhattacharyya has already made significant contributions to North Indian classical music, some of them are:
• Workshops on Raga music appreciation and voice culture, in Delhi, Kolkata, Chennai, Auroville, Agartala, Nainital as well as in Los Angeles, New York, Toronto, Paris, Milan.
• Ten symphonies based on Hindustani Ragas.
• Raga Vocal ensembles comprising children from the age of 5 to 16.
• Teaching Hindustani Raga music to Canadian professional Jazz artists of Saxophone and Electric Bass.
• Articles on music published in National newspapers, the most recent one on the history and development of Thumri having been published by Orient Black swan.
• Music compositions in Sanskrit for yoga courses, which have been published by reputed music houses like music today and Isha Music.