Stefan Keller
ActiveNationality: Switzerland
Residence: Satigny
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Current Positions
Fondation pour la conservation des temples genevois construits avant 1907Active
Position: membre*
Authority: signature collective à 2
Fondation des Clefs de St-Pierre pour la conservation de la Cathédrale Saint-Pierre à GenèveActive
Position: membre*
Authority: sans signature
blüemlisalp agActive
Position: member of the board
Authority: joint signing authority (any two to sign)
MK Projekte AGActive
Position: member of the board
Authority: joint signing authority (any two to sign)
blüemlisalp grund agActive
Position: member of the board
Authority: joint signing authority (any two to sign)
KELLER ROLLTActive
Position: owner
Authority: individual signing authority