Sankar Kalyanasundaram (a.k.a Adambakkam K. Sankar) hails from a family of musicians belonging to the lineage of flute maestro Brahmasri Saraba Sastrigal, and started his musical training from a very young age under the guidance of Kumbakonam Sri Rajappa Iyer. He has been a ghatam exponent in the field of Carnatic music for over 3 decades.

He has accompanied almost all the veterans and present day stars of Carnatic music. to name a few, M/S Madurai T N. Seshagopalan, T.V Sankaranarayanan, T.R.Subramanyam, Neyveli Santhanagopalan, Hyderabad brothers, Sowmya, Nityasree etc. He had the privilege of sharing the stage with the Grammy Award winner, Tabla Wizard Maestro Zahir Hussian with Violin Vidwans Sri Ganesh Kumaresh on a Lec-Dem at Stanford University and concert at Sanfrancisco. He has cut several commercial records, released by recording institutions like Charsur, Rajalakshmi Audio, Sangeetha Audio, Music India, HMV etc

He is an A grade artist of All India Radio. He has performed and won acclaim in various countries such as India, USA, Canada, and UK. Sankar has students in various countries such as India, Canada and UK. They are taught through internet and phone and refresher classes during the visits to those places.