OFZ, a.s., Istebné, headquartered in Istebné, in Orava region in Slovakia, is Slovakia’s largest ferroalloy manufacturer. OFZ stands for Oravské Ferozliatinová Závody (Orava Ferroalloy Industries). Company is one of the most important Slovak companies producing base metal products. Among the main products of OFZ are ferrosilicon and ferromanganese ferroalloys, cored wires, and silicate construction materials derived from slag from the production of alloys. In 2014, the company produced 91 thousand tons of ferroalloys as well as 9 thousand tons of cored wires. Sales added up to EUR 119 million and net income came to EUR 2.3 million. Most of the products are exported to Central European countries