Heinz Aerni, Switzerland, Hilterfingen, M

Hotel Schönbühl AGActive

Position: N/A

Authority: limited signing authority (individual)

Sportzentrum Wichterheer AGActive

Position: member

Authority: without signing authority

Genossenschaft Höhenwanderungen Engelberg-Engstlenalp-Melchsee-Frutt-Hasliberg (Genossenschaft HöWa)Active

Position: member

Authority: without signing authority

Heinz Aerni