National Aluminium Company Limited - NALCO | 26,829 followers on LinkedIn. Lowest cost producer of Alumina & Bauxite in the World | National Aluminium Company Limited (NALCO), a ‘Navratna’ company under the Schedule ‘A’ category of CPSE’s, was founded on 7th January, 1981 with its registered office in Bhubaneswar. It is one of the country’s largest bauxite, alumina, aluminium and power complex. Currently, the Indian government owns 51.28% of NALCO’s equity capital.