Nimbkar Agricultural Research Institute (NARI) is a non-governmental organisation and non-profit research and development institute in Tambmal, Phaltan, Maharashtra, India. The institute undertakes research and development in the fields of agriculture, renewable energy, animal husbandry and sustainable development. The institute was founded in 1968 by Shri B. V. Nimbkar, who remained its president until 1990. Dr.Anil K. Rajvanshi is currently the director of the institute whereas Dr. Nandini Nimbkar is the president.