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View JISCO's top competitors like Alumina Limited, Bharat Aluminium Company Limited, and Constellium.

Tata Steel
Tata Steel is one of the world’s most diversified integrated steel producers, with a capacity of 35 million tonnes per annum (MTPA) across India, the Netherlands, the UK, and Thailand. The World Economic Forum has recognised Tata Steel’s Jamshedpur, Kalinganagar and IJmuiden plants as Manufacturing Lighthouses. With over 76,000 employees worldwide, Tata Steel is a Great Place to Work®-certified organisation. In India, Tata Steel operates in Jamshedpur and Gamharia in Jharkhand, and in Kalinganagar (including Neelachal Ispat Nigam Limited) and Meramandali in Odisha, with an overall capacity of 26.6 MTPA. The Company has captive mining operations in India, including collieries in Jharia and West Bokaro, as well as iron ore mines in Noamundi, Katamati, Joda East, Khondbond, Vijaya II, and Koida. It also operates iron ore assets in Labrador and Northern Quebec, Canada. Tata Steel aims to achieve Net Zero emissions by 2045. The upcoming 0.75 MTPA electric arc furnace-based steelmaking facility in Ludhiana is the Company’s first low-emission plant in India. In the UK, Tata Steel is transitioning to a 3.2 MTPA EAF-based steelmaking route, following the decommissioning of its heavy-end assets in 2024. In 2025, the Government of the Netherlands and Tata Steel signed a non-binding Joint Letter of Intent for the first phase of the transition to low-emission steel production at IJmuiden. Focused on sustainability, innovation, agility, and fostering deep relationships with customers and communities, Tata Steel aspires to become the most respected and valuable metals and mining company globally.
Mumbai, IN
Private
$26.6B Revenue
https://www.tatasteel.com
58.9K Employees
Hindalco Industries Limited
Hindalco Industries Limited is the metals flagship company of the Aditya Birla Group. A $31 billion metals powerhouse, Hindalco is the world’s largest aluminium company by revenues, and the world’s second largest Copper rods manufacturer (outside China). Hindalco operates across the value chain, from bauxite mining, alumina refining, coal mining, captive power plants and aluminium smelting to downstream rolling, extrusions, and foils. Along with its subsidiary Novelis, Hindalco is the global leader in flat rolled products and the world’s largest recycler of aluminium. Hindalco is India’s largest copper producer, serving more than half the country’s copper requirements. Its copper facility in Gujarat, India, comprises a world-class copper smelter and refinery complex, downstream facilities, and a captive jetty. Hindalco’s global footprint spans 48 manufacturing units across 10 countries. Hindalco has been ranked the world’s most sustainable aluminium company in the Dow Jones Sustainability Indices (DJSI) for six consecutive years – 2020, 2021, 2022, 2023, 2024, and 2025.
Worli, Mumbai, IN
Private
$26.1B Revenue
http://www.hindalco.com
14.8K Employees
Kaiser Aluminum
Safety. Innovation. Sustainability. Teamwork. Integrity. At Kaiser Aluminum, these words mean something to us. They are words that describe our culture and the manner in which we conduct business. They are the reason Kaiser Aluminum is Making it Possible. We produce semi-fabricated aluminum mill products engineered to outperform in strength, quality, and recyclability and make a safer and more sustainable world possible. Our coated sheet products protect and preserve the food and beverages your family consumes every day. Our lightweight, high-strength, energy-absorbing automotive extrusions improve your car’s fuel efficiency and performance while protecting your passengers on the road. From nose to tail and wing tip to wing tip, aerospace manufacturers rely on our products to make both commercial and military planes lighter, stronger, and more maneuverable for those who travel and those who protect our nation. We know that customer-focused, innovative solutions that move our industry and our world forward are made possible through the teamwork of a diverse workforce of technical, operational, and business professionals focused on mutual goals. We know that our success is a shared outcome that makes the future possible. At Kaiser Aluminum, we are looking for individuals who share the values that have guided us for more than 75 years. The future belongs to innovators and big thinkers – and Kaiser Aluminum is helping make that future possible. At Kaiser, it’s not just a job, it’s a career. Check out our current opportunities today.
Franklin, Tennessee, US
Public
$3B Revenue
https://www.kaiseraluminum.com
2.1K Employees
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