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Fact Sheet SPIEGEL TREUHAND AG

Core Company Information
Company Name SPIEGEL TREUHAND AG
UID CHE-113.168.885
Alternative / previous Names -
Domicile Kappel (SO)
Canton SO
Legal Form Limited corporation
Inscription Date 15.09.2006
FAOA Information
FAOA ID 500898
RAB Permission licensed audit expert
FAOA License active (since 09.11.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (0) -
Membership in Associations EXPERTsuisse
Number of auditors with permission 2  (39.00 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 8.2 years (max.: 32 years)

Total number of statutory audit clients: 78 (Ranked #130 in Switzerland)

Change in number of audit engagements: +1 (since 31.12.2025), +2 (over the last 12 months)

Details regarding the distribution of the audit engagements across legal forms and cantons are depicted in the table below.

  AG BE BL BS NE SG SO TG ZG ZH ∑
Limited corporation 4 10 7 7 1 1 5 1 1 12 49
Limited liability company     2 1     1       4
Foundation   3 4 6     5 1 1 1 21
Cooperative             1       1
Association     1 1           1 3
∑ 4 13 14 15 1 1 12 2 2 14 78

This audit firm is recorded as statutory auditor for 14 deleted entities. These are not included in the table above.

Display client list

Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
Verein für Krebsforschung CHE-105.823.417 Arlesheim 07.04.2026 Auditor switch Kappel (SO)
Reservefonds des Vereins für Krebsforschung CHE-109.725.908 Arlesheim 13.02.2026 Auditor switch Kappel (SO)
Mach Architektur AG CHE-105.413.611 Zürich 19.11.2025 Auditor switch Kappel (SO)
AHMM Foundation CHE-318.857.823 Arlesheim 19.03.2025 First auditor Kappel (SO)
STIFTUNG PLASTIKSCHUL-IMPULS CHE-103.980.655 Münchenstein 20.12.2024 Auditor switch Kappel (SO)
Discontinued audit engagements
The following audit engagements were lost recently, either to a competitor, due to auditor resignation or due to an opting out.
 
Client Name Client UID Domicile End Date Reason Auditor Branch
Barth Fruit AG CHE-106.787.480 Basel 07.01.2026 Auditor switch Kappel (SO)
Enotrac AG CHE-103.927.218 Thun 24.03.2025 Auditor switch Kappel (SO)
Stiftung Haus Momo CHE-105.405.681 Basel 20.02.2025 Auditor switch Kappel (SO)
Howden Re Schweiz AG CHE-107.913.089 Basel 20.12.2024 Auditor switch Kappel (SO)
CoOpera Sammelstiftung PUK CHE-104.336.882 Bern 25.10.2024 Auditor switch Kappel (SO)