Iran Ferroalloy Industries Co.
Iran Ferrosilice Co.
Joghati Ferrochrome Complex
Kavian Ferroalloy Production Co.
West Pars Ferrosilice Co.
Eshtehard Alloy Production Co.
Alyazh Gostar Hammon Co.
Khomein Ferrosilicon Co. (Payam Hunamik)
Asia Steel Metallurgy Co.
Jahangir Gostar Alyazh Saveh Co.
Nahavand Silice Alloy Industries Co.
Pouyan Gohar Kariman Ind. Co.