Mélina Léontine Ballestraz
citizen of Grône, Lens
Commercial register
Chair of the executive board · sole signature · Sion
since Aug 5, 2026Managing director · sole signature · Sion
since Aug 29, 2025Chair of the board of directors · sole signature · Sion
since Nov 5, 2024Member of the board of directors · sole signature · Genève
until Mar 6, 2019