DR Amiya is currently the Technical Advisory group member, Biotechnology Industry Research Assistance Council, Govt. of India, Bill Gates Melinda Foundation. He founded the National Solid Waste Association of India (NSWAI), India, in 1996. The non-profit non-governmental organization is affiliated to the International Solid Waste Association (ISWA), based in Vienna, Austria, and works in the area of solid waste management in developing countries