Altos Hornos de Mexico.B. DE C.V. 

Altos Hornos de Mexico S.A. (AHMSA) is a prominent Mexican steel manufacturer. The company employs a deeply integrated industrial model, overseeing the entire process from the extraction of iron ore and coal to the fabrication of various steel products. This comprehensive operation is primarily carried out at its two steel plants situated in Monclova. AHMSA's diverse product range includes items such as license plates, hot-rolled sheets, cold-rolled art prints, structural profiles, and tin and chromed art prints. Its business is structured into three main operational segments: Steel, Steam coal, and Other activities.