Kolkata, January 4, 2020: The winners of the Tata Social Enterprise Challenge 2019-20 (TSEC), a joint initiative of the Tata group and Indian Institute of Management Calcutta (IIMC), were announced during the Grand Finale held on January 4, 2020, at the IIM Calcutta campus. The challenge endeavours to find India’s most promising early-stage social enterprises and create an ecosystem for social entrepreneurship – encouraging sustainable, scalable and measurable social impact.