Olivier Zwissig
citizen of Sierre, Yvonand
Commercial register
Director · joint signature by two · Lausanne
since Jul 20, 2026Chair of the board of directors · sole signature · Sierre
since Mar 4, 2021joint signature by two · Lausanne
Director · joint signature by two
until Jun 24, 2025Director · joint signature by two · Carouge (GE)
until Mar 24, 2015Vice-chair of the board of directors · joint signature by two · Sierre
until Oct 10, 2012