Alum Crystal
ALUMED S.A.
Alu Menziken Extrusion AG
Alu Menziken Holding AG
Alu Menziken Immobilien AG
Alu Menziken Management AG
Alumess AG
Alumet AG
Alumetal AG succursale di Balerna
Alumetal German
Alumetal International SA
Alu Metall Service Menziken AG