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Fact Sheet AROS Treuhand AG

Core Company Information
Company Name AROS Treuhand AG
UID CHE-113.061.508
Alternative / previous Names -
Domicile Schaffhausen
Canton SH
Legal Form Limited corporation
Inscription Date 15.08.2006
FAOA Information
FAOA ID 505493
RAB Permission licensed audit expert
FAOA License active (since 26.01.2024)
Link to FAOA website View auditor profile at FAOA
Branch offices (0) -
Membership in Associations EXPERTsuisse
SwissAccounting
Number of auditors with permission 2  (16.50 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 7.1 years (max.: 32.6 years)

Total number of statutory audit clients: 33 (Ranked #176 in Switzerland)

Change in number of audit engagements: +2 (since 31.12.2025), +9 (over the last 12 months)

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

  SH SZ ZG ZH ∑
Limited corporation 16 1 1 8 26
Limited liability company       2 2
Foundation 2     2 4
Cooperative       1 1
∑ 18 1 1 13 33

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
KAWO SERVICES AG CHE-108.172.438 Schaffhausen 07.05.2026 Auditor switch Schaffhausen
123.SwissGO GmbH CHE-113.377.153 Wädenswil 17.04.2026 Auditor switch Schaffhausen
R-Holding AG CHE-101.087.642 Wilchingen 03.11.2025 Auditor switch Schaffhausen
Holzwärmegenossenschaft Rafz (HWG) CHE-103.803.697 Rafz 31.10.2025 Auditor switch Schaffhausen
E-Holding AG CHE-113.710.330 Löhningen 30.10.2025 Auditor switch Schaffhausen
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
Wanner Internationale Transporte AG CHE-106.928.527 Schaffhausen 08.08.2025 Auditor switch Schaffhausen