01 / À propos

OM Holdings Limited, an investment holding company, engages in mining, smelting, trading, and marketing manganese ores and ferroalloys worldwide. It operates through Mining, Smelting, and Marketing and Trading segments. The company produces and markets ferrosilicon, manganese ferroalloys, silicon metal, and manganese sinter ore. OM Holdings Limited was founded in 1993 and is based in Hamilton, Bermuda.