Since its inception in 1947 as a textile manufacturer, Grasim has diversified into textile raw materials like viscose staple fiber (VSF) and viscose filament yarn, chemicals[2] and insulators, along with cement and financial services through its subsidiaries UltraTech Cement and Aditya Birla Capital respectively.

Indo-Thai Synthetics Company Ltd was incorporated in 1969 in Thailand, started operations in 1970, this was Aditya Birla Group's first foray into international venture.

Century Textiles Co. Ltd. is taken over by Aditya Birla Group in 1974; this company is a weaving and dyeing plant manufacturing and exporting variety of synthetic fabrics.

This company supplies to sectors such as food, textiles, electrical and electronics, composites, leather, plastics and automobiles.

[5] In 2017, it demerged Aditya Birla Capital, its financial services arm, which included consumer finance, insurance and asset management divisions among others.

By 2021, Grasim industries, the flagship company of the global conglomerate Aditya Birla Group, entered the paints business with an investment of INR 5,000 crore over three years.