OAO Severstal (Russian: Северсталь, "Northern Steel") is a Russian company mainly operating in the steel and mining industry, centred in the northern city of Cherepovets. Severstal is listed on the Moscow Exchange and LSE. As of 2009, it is the largest steel company in Russia according to the Metal Bulletin. The majority of the company's stock belongs to Alexey Mordashov. Severstal owns major industrial facilities in Russia, Ukraine, Kazakhstan, France, Italy and the United States, as well as in several African countries. The company also has mining assets in Russia and the USA, thus securing its supply of raw materials. Severstal owns the largest known carbon reserves, in this case from coal, of any publicly held corporation in the world putting it at the top of the 350.org divestment list. - Source: Wikipedia