The Aditya Birla Group is an Indian multinational conglomerate, headquartered in Worli, Mumbai, India. It operates in 35 countries with more than 120,000 employees worldwide. The group was founded by Seth Shiv Narayan Birla in 1857. The group has interests in sectors such as viscose staple fibre, metals, cement (largest in India), viscose filament yarn, branded apparel, carbonblack, chemicals, fertilisers, insulators, financial services, telecom, BPO and IT services.
The group had a revenue of approximately US$44.3 billion in year 2018. It is the third-largest Indian private sector conglomerate behind Tata Group with revenue of just over US$100 billion and RIL with revenue of US$74 billion.
The Group's non-ferrous metals are under Hindalco Industries. Its manufacturing locations are primarily in India and it owns mines in Great Sandy Desert, Australia near Nifty Airport called Birla Nifty Copper Operation. On 11 February 2007, the company entered into an agreement to acquire the Canadian company Novelis for US$6 billion, making the combined entity the world's largest rolled-aluminium producer. On 15 May 2007, the acquisition was completed with Novelis shareholders receiving $44.93 per outstanding share of common stock. The Group plans to close a part of its aluminium foil making mill in UK and shift that to its plant near Nagpur.
The Group's cement business was earlier under Grasim Industries and UltraTech Cement. The two entities have now been merged into UltraTech Cement to form India's largest cement company. UltraTech Cement was acquired from L&T in 2004.