Yvonne Steffen, Switzerland, Altdorf, female

Yvonne Steffen

Beta — errors possible

Active

Nationality: Switzerland

Current Positions

Stiftung Seniorenzentrum Oberes ReusstalActive

Position: vice-chairperson of the foundation board

Authority: joint signing authority (any two to sign)

Retraco AGActive

Authority: limited signing authority (individual)

Gasperini Beteiligungs AGActive

Position: chairperson of the board

Authority: without signing authority

Treuhand- und Revisionsgesellschaft Mattig-Suter und PartnerActive

Authority: joint signing authority (any two to sign)

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SOGC Notifications

No.	Journal No.	Journal date	SOGC date	Page / ID
1	34	2026-01-15	2026-01-20	1006543714
2	5042	2025-07-29	2025-08-04	1006399725
3	4757	2025-07-16	2025-07-21	1006389679
4	399	2025-06-17	2025-06-20	1006361816
5	1896	2025-03-20	2025-03-25	1006290647