Hansjürg Sieber
citizen of Zürich, Uster
Commercial register
Member of the committee · joint signature by two · Küsnacht (ZH)
until Feb 5, 2026Director · joint signature by two · Zürich
until Aug 24, 2021Managing director · joint signature by two
until Feb 20, 2002Member of the foundation board · joint signature by two · Zürich
until Jul 22, 2021Member of the foundation board · joint signature by two
until Oct 10, 2019Member of the foundation board · joint signature by two
until Mar 21, 2005