#10. Coal India Limited is an Indian state-owned coal mining and refinery company headquartered in Kolkata, West Bengal, India. It is the largest coal-producing company in the world and a Maharatna PSU.
The company contributes to around 82% of the coal production in India.
#9. Tata Steel Limited, formerly Tata Iron and Steel Company Limited (TISCO), is an Indian multinational steel-making company headquartered in Kolkata, West Bengal, India, and a subsidiary of the Tata Group.
It is one of the top steel producing companies globally with annual crude steel deliveries of 27.5 million tonnes (in FY17), and the second largest steel company in India (measured by domestic production) after SAIL.
Tata Steel operates in 26 countries with key operations in India, Netherlands and United Kingdom, and employs around 80,500 people. Its largest plant (10 MTPA capacity) is located in Jamshedpur, Jharkhand. In 2007, Tata Steel acquired the UK-based steel maker Corus.
In July 2019 Tata Steel Kalinganagar (TSK) has been included in the list of World Economic Forum’s (WEF’s) Global Lighthouse Network, showing leadership in applying Fourth Industrial Revolution technologies to drive financial and operational impact.
#8. Rajesh Exports Limited is a gold retailer in India which refines, designs, and sells gold and jewelry. The company ranked 495th on the Fortune Global 500 in 2019, with revenues of more than $25,142 million. The present managing director is Prashant Mehta and the executive chairman is Rajesh Mehta. the company acquired the largest gold refiner in the world, Valcambi of Balerna, Switzerland, for $400 million.
#7. Hindustan Petroleum Corporation Limited (HPCL) is an Indian oil and natural gas company with its headquarters at Mumbai, Maharashtra. It has about 25% market-share in India among public-sector companies . The company is ranked 367th on the Fortune Global 500 list of the world’s biggest corporations as of 2016. Recently on 24 October 2019 , the company was conferred with Maharatna status.
#6. Bharat Petroleum Corporation Limited is an Indian government controlled oil and gas company headquartered in Mumbai, Maharashtra. The Corporation operates two large refineries of the country located in Kochi and Mumbai. The company is India’s 2nd largest downstream oil company and is ranked 275th on the Fortune list of the world’s biggest corporations as of 2019.
#5. Tata Motors Limited, formerly Tata Engineering and Locomotive Company (TELCO), is an Indian multinational automotive manufacturing company headquartered in Mumbai, Maharashtra, India. It is a part of Tata Group, an Indian conglomerate. Its products include passenger cars, trucks, vans, coaches, buses, sports cars, construction equipment and military vehicles.
#4. State Bank of India (SBI) is an Indian multinational, public sector banking and financial services statutory body. It is a government corporation statutory body headquartered in Mumbai, Maharashtra. SBI is ranked as 236th in the Fortune Global 500 list of the world’s biggest corporations of 2019.
The bank has 191 overseas offices which are spread over 36 countries , thus having the largest presence in foreign markets among Indian banks.
SBI operates several foreign subsidiaries.
#3. Oil and Natural Gas Corporation (ONGC) is an Indian Multinational Crude Oil and Gas Corporation. Its registered office is at New Delhi, India. It is a state-owned enterprise of the Government of India. It is the largest oil and gas exploration and production company in the country as it produces around 70% of India’s crude oil and 84% of its natural gas. In November 2010, the Government of India gave ONGC the Maharatna status.
#2. Reliance Industries Limited (RIL) is an Indian multinational conglomerate company headquartered in Mumbai, Maharashtra. It has businesses across India in energy, petrochemicals, textiles, natural resources, retail, and telecommunications. Reliance is one of the most profitable companies in India and is the largest publicly traded company in India by market capitalization,
It has become the first ever Indian company to cross Rs 10 lakh crore market capitalization.
#1. Indian Oil Corporation Limited is an Indian government-owned oil and gas company headquartered in New Delhi. It is the largest commercial oil company in the country, with a net profit of INR 19,106 crore (US$2.848 billion) for the financial the year 2016–17.
It accounts for nearly half of India’s petroleum products market share, 35% national refining capacity and 71% downstream sector pipelines through capacity.
It has subsidiaries in Sri Lanka, Mauritius Ltd and the Middle East (IOC Middle East FZE).