Mario Busic-Sontic

citizen of Baar, Zug

Commercial register

Keystone Continental AG

Member of the board of directors · sole signature · Zug

since Nov 2, 2026
Virtus Resources Partners AG

Member of the board of directors · sole signature · Zug

Chair of the board of directors · sole signature

until Jan 13, 2026

Member of the board of directors · sole signature

until Apr 4, 2024
PPD Global SA

Member of the board of directors · joint signature by two · Lugano

until Jun 30, 2023

Member of the board of directors · sole signature

until Jan 19, 2023
Lanturno AG in Liquidation

Member of the board of directors · sole signature · Genève

until Apr 12, 2022