UK and Australia based Metals and Mining Company. Company Producing major products are aluminium, copper, diamonds, gold, industrial minerals (borates, titanium dioxide and salt), iron ore, and uranium.

They have 47,000 employees work in around 35 countries across six continents. They are strongly represented in Australia and North America, and also have significant businesses in Asia, Europe, Africa and South America.

Steel Pipes manufacturing company with headquarters in Luxembourg. Manufactures steel pipes needed for oil and gas companies.

Iron and Steel making company with headquarters in China.

Steel Manufacturing Company with headquarters in Luxembourg. Company has over 198,500 employees as on 2017.

Steel and Steel Products manufacturing company with headquarters in USA.

One of Largest Steel Producing company with headquarters in Japan.

NLMK Group is a leading international manufacturer of high-quality steel products with a vertically integrated business model. Mining and steel making are concentrated in cost-efficient regions; finished products are manufactured close to company's main customers in Russia, North America, and the EU.

Fortescue is Australia based mining company and it is producing 170 million tonnes of iron ore per annum.