S4S Technologies (Science For Society Techno Services Pvt. Ltd.) is a social enterprise that focuses on creating sustainable food preservation solutions using agri-tech. Founded in 2011, the company helps farmers reduce post-harvest losses through its patented solar-powered food processing units. S4S partners with over 12, 000 farmers and 800 women entrepreneurs to produce nutritious and preservative-free food products such as dried fruits, vegetables, and spices. With a strong emphasis on innovation and environmental sustainability, S4S Technologies serves industries ranging from food processing to alternate proteins, reaching over 40, 000 tons of food loss prevention annually.