Christian Ryf

citizen of Rumisberg, Gipf-Oberfrick

Commercial register

Cystische Fibrose Schweiz CFS

Member of the committee · joint signature by two · Bern

since Oct 8, 2025
Business Broker AG

joint signature by two · Zürich

since Feb 1, 2022
BDO AG

joint signature by two · Zürich

since Jul 7, 2016
Johnsales AG

Member of the board of directors · sole signature · Wangen an der Aare

Member of the board of directors · sole signature

until Feb 11, 2025

Member of the board of directors · sole signature

until May 26, 2016
Johnsales Holding GmbH

Managing director · sole signature · Solothurn

Managing director · sole signature

until Feb 11, 2025
Yopa GmbH

Managing director · sole signature · Aarwangen

Managing director · sole signature

until Feb 11, 2025