Sankar was an active member of the British Indian Association, the Indian Association, the Indian National Congress, and the Dacca district board. He was also one of the founders of the Indian Industrial Association, which was set up to promote the material and economic development of the region.
Sankar was involved with various organizations such as the British Indian Association, the Indian Association, the Indian National Congress, and the Dacca district board. He also contributed to the establishment of the Indian Industrial Association, which aimed to enhance the region’s material and economic progress.