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Listado de empresas
| Empresa | Localidad | Marca |
|---|---|---|
| gm minerals solutions sl. | Castrillón | |
| ventanas calzon asturias s.l. | Oviedo | |
| leju handmade sociedad limitada. | Gijón | |
| euroroll gmbh s.l. | Gijón | |
| arcelormittal commercial germany gmbh | Gozón | |
| arcelormittal france | Gozón | |
| sidermec s.p.a. | Gijón | |
| arcelormittal italy services s.r.l. | Gozón | |
| amakry metal group company sl. | Oviedo | |
| tuliña gold sl. | Gijón | |
| arcelormittal galati s.a. | Gozón | |
| arcelormittal warszawa s.p. | Gozón | |
| seraman sl | Siero | |
| productos siderurgicos del norte sl | Gijón | prosinor |
| arcelor bissen s.a. | Gozón | |
| a.e.b. center s.l. (extinguida) | Coaña | |
| aston atlas sl | Oviedo | |
| auxiliar de montajes prefabricados s.l. | Lena | |
| arcelormittal bremen gmbh | Gozón | |
| et lorraine arcelormittal atlantique | Gozón |