Société des hauts-fourneaux, usines et charbonnages de Marcinelle et Couillet

Société des hauts-fourneaux, usines et charbonnages de Marcinelle et Couillet was a Belgian industrial company based in the Charleroi region. It historically operated blast furnaces, factories, and coal mines as a significant entity in the heavy industry sector during the 19th and early 20th centuries.