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Fact Sheet Trachsler Treuhand

Core Company Information
Company Name Trachsler Treuhand
UID CHE-108.697.907
Alternative / previous Names -
Domicile Zug
Canton ZG
Legal Form Sole proprietorship
Inscription Date 15.10.1997
FAOA Information
FAOA ID 501751
RAB Permission licensed audit expert
FAOA License active (since 30.11.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (0) -
Membership in Associations -
Number of auditors with permission 1  (9.00 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 9.2 years (max.: 25.8 years)

Total number of statutory audit clients: 9 (Ranked #200 in Switzerland)

Change in number of audit engagements: +2 (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.

  Zug Zurich
Limited corporation 1 6 7
Foundation   2 2
1 8 9

This audit firm is recorded as statutory auditor for 5 deleted entities. These are not included in the table above.

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Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
Repaci Holding AG CHE-100.012.328 Zürich 16.04.2026 Auditor switch Zug
S + M Architekten AG, Zürich CHE-106.589.276 Zürich 03.03.2026 Auditor switch Zug
Bachmann "zur Metzg" AG in Liquidation CHE-100.160.207 Stäfa 30.08.2022 Auditor switch Zug
Gasthof Metzg AG CHE-106.514.769 Stäfa 30.08.2022 Auditor switch Zug
LENI UND KONRAD WESPI-HESPELT STIFTUNG CHE-401.368.025 Zollikon 28.12.2020 First auditor Zug
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
Syntec Instruments AG CHE-107.974.949 Gossau (SG) 05.02.2021 Opting-out Zug
Restaurant Kurier GmbH in Liquidation CHE-105.447.656 Zürich 27.09.2017 Auditor switch Zug
PIC Systems AG CHE-108.441.621 Opfikon 19.06.2012 Opting-out Zug
Imoscot AG CHE-105.909.792 Zürich 29.05.2012 Opting-out Zug
GPS Technik AG CHE-107.414.745 Schlieren 04.11.2010 Auditor switch Zug