BERG, S.L. ni mtoa ya bidhaa na huduma kama vile matofali, silicon,inapokanzwa vipengele, tanuru, silicon,briquettes, silicon,upinzani vipengele, silicon,resistors, silicon, kwa redio,kuvaa vifaa sugu, silicon,patching, silicon,crucibles, kinzani, silicon,fani, silicon,mitambo mihuri, silicon,pampu ya vipengele, silicon,abrasives, silicon na boroni carbide,poda, fused, silicon.