Vetropack Holding AG, Bülach

Consulting integrated reporting:
Sustainserv, Zurich

Concept and design, system and programming:
NeidhartSchön AG, Zurich

Emanuel Ammon, Luzern
Béatrice Devènes, Bern
Daniel Meyer, Luzern
Arnold & Braun, Luzern
Thomas Lienhard, Littau-Luzern

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