Nimbkar Agricultural Research Institute (NARI) is an NGO and a non-profit research and development institute. NARI is registered under the Societies Registration Act XII of 1860 and the Bombay Public Trust Act of 1950. It is situated in the rural town of Phaltan (a taluka, 300 km southeast of Mumbai) in Maharashtra state. It was established in 1968 by Mr. B.V. Nimbkar who remained in the role of President until 1990. Since then Dr. Nandini Nimbkar has held the position of Permanent President.

The basic philosophy of the Institute has been to solve the age-old problems of rural India through application of excellent science and technology. Consequently, highly innovative research and development work has been undertaken on a shoestring budget in the areas of agriculture, renewable energy, animal husbandry and sustainable development.

The Institute is housed in spacious buildings (total area is about 9200 m²) and has about 47 hectares of farm with year-round irrigation facilities for research purposes. NARI also has well-equipped laboratories with sophisticated analytical instruments and computational facilities, a full-fledged workshop, an A Class automatic weather station and a 4G internet connection. Most of the hardware for research is fabricated in the workshop. The Institute has a small, though well-stocked library with about 6000 books and subscribes to about 30 periodicals (both national and international) in the areas of agriculture, energy and animal husbandry. More than 700 publications have been put out, 7 national patents and 3 trademarks have been filed (and granted) by the staff of NARI in the last 50 years. Most of the publications are research papers in refereed journals, popular articles in magazines and editorials in leading newspapers/websites.