bardusch AG
Brunos
Däster Schild Stiftung
Ernst Göhner Stiftung
Georg Fischer Water Foundation
Korporation Baar-Dorf
Röm.-kath. Landeskirche des Kt. Luzern
Schindler Aufzüge AG
Schmid Unternehmerstiftung
Stadt Luzern
Summits4Hope
Swiss Holiday Park
Swiss Ibex GmbH
Swisslos-Fonds Kanton Solothurn
Symphasis
UsitawiNetwork Foundation
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WfW GASTRO & HOTEL PARTNERS
All types of restaurant and hotel establishments implement WfW concepts and communicate the value of clean drinking...
WfW COMPANY PARTNERS
WfW OFFICE-Partners promote the drinking of tap water in their everyday business.
MATERIAL SPONSORS
Material sponsors support us with their technical know-how or with favourable conditions for their products and ser...