The Indian Institute of Materials Management - IIMM emerged as an All India Body in 1975 with the merger of three professional associations - The National Association of Materials Management which until 1966 was known as National Association of Purchasing Executives. The Materials Management Association of India earlier known as Purchasing Officer's Association and the Materials Management Association of Hyderabad, and was named as the Indian Association of Materials Management (IAMM) which was later changed to Indian Institute of Materials Management (IIMM). This merger was in itself a milestone, thus giving birth to an Institute in its present form, India's only professionally recognized body for Materials Management.