World Ranking : 502
Steel Authority of India Limited (SAIL) is one of the largest state-owned steel makers in India. With a turnover of 48,681 crore (US$10.86 billion), the company is among the top five highest profit earning corporates of the country. It is a public sector undertaking which trades publicly in the market is largely owned by Government of India and acts like an operating company. Incorporated on January 24, 1973, SAIL has more than 131,910 employees. The company's current chairman is C.S Verma. With an annual production of 13.5 million metric tons, SAIL is the 16th largest steel producer in the world.
Major plants owned by SAIL are located at Bhilai, Bokaro, Durgapur, Rourkela, Burnpur and Salem. SAIL is a public sector company, owned and operated by the Government of India. According to a recent survey, SAIL is one of India's fastest growing Public Sector Units.Besides, it has R&D centre for Iron & Steel, Centre for Engineering and Technology, Management Training Institute (MTI) and SAIL Safety Organization (SSO) located at Ranchi capital of Jharkhand.

Steel Plants :

Rourkela Steel Plant (RSP) in Orissa set up with German collaboration (The first integrated steel plant in the Public Sector in India, 1959)
Bhilai Steel Plant (BSP) in Chhattisgarh set up with Soviet collaboration (1959)
Durgapur Steel Plant (DSP) at Durgapur, West Bengal set up with British collaboration (1965)
Bokaro Steel Plant (BSL) in Jharkhand (1965) set up with Soviet collaboration (The Plant is hailed as the country’s first Swadeshi steel plant, built with maximum indigenous content in terms of equipment, material and know-how)
IISCO Steel Plant (ISP) at Burnpur, West Bengal
Steel Authority of India Limited (SAIL), Kanpur, Uttar Pradesh
Alloy Steels Plants (ASP), Durgapur, West Bengal
Salem Steel Plant (SSP), Tamil Nadu
Visvesvaraya Iron and Steel Limited (VISL), at Bhadravathi, Karnataka