Peter Keller

Managing director · joint signature by two · Schönholzerswilen

Member of the executive board · joint signature by two · Zihlschlacht-Sitterdorf

Managing director · sole signature · Zihlschlacht-Sitterdorf

Member of the foundation board · no signing authority · Halten

Member of the foundation board · no signing authority · Solothurn

Member of the board of directors · no signing authority · Burgdorf

joint procuration by two · Stäfa

joint procuration by two · Hombrechtikon