World Top Aluminum Companies List by Market Cap as on Jan 1st, 2020

RIO TINTO GROUP is UK and Australia based Metals and Mining Company. Company producing major products are aluminum, copper, diamonds, gold, industrial minerals (borates, titanium dioxide and salt), iron ore, and uranium. Rio Tinto had around 47,100 employees around 35 countries as on 2019.

They are strongly represented in Australia and North America, and also have significant businesses in Asia, Europe, Africa and South America.

Mining and metals company with headquarters in Riyadh, Saudi Arabia. Mining primarily related to gold, silver and aluminium.

South32 is Mining and Metals company headquartered in Perth of Australia.

Metals company involved in extraction of Aluminium and Copper with headquarters in Beijing, China.

Norsk Hydro ASA is a Integrated Aluminum company. It has 35,000 employees in 40 countries, working together to create ever better aluminum solutions for over 30,000 customers worldwide. The headquarters is in Norway.

UNITED COMPANY RUSAL is World's second biggest Aluminium producing company with headquarters in Russia.

En+ Group International Public Joint-Stock Company is a Primary Aluminum Production company. The headquarters is in Russia.

Hitachi Metals is a Manufacture and Marketing of Advanced Metals Products and Advanced Components and Materials company. It capital is ¥26.3 billion and consolidated employees is 29,805 as per 2020. The company products are related to automotive, infrastructure and electronics. The headquarters is in Japan.