A flagship of the Aditya Birla Group, Grasim incorporated in 1947 as a textile manufacturer and since then, the company has diversified into various new sectors and industries, including the production of viscose staple fibre, cement, sponge iron and chemicals. The journey of Grasim Industries, a building materials and manufacturing company, is as old as that of independent India. The company was incorporated in 1947 as a textile manufacturer. Since then, Grasim has diversified into various new sectors and industries, including the production of viscose staple fibre (VSF), cement, sponge iron and chemicals.

Grasim is known as the world's largest producer and exporter of viscose rayon fibre, with a market share of about 24 per cent. Textiles and related products comprise about 15 per cent of the group's turnover. Other major businesses include cement and chemicals; its subsidiary, UltraTech Cement, is the largest producer of cement in India, and Grasim itself is the largest producer of caustic soda in the country. Recently, Aditya Birla Nuvo was merged into Grasim, paving the way for the creation of a $9.2 billion manufacturing and service business.