Get detailed statistics about any audit firm in Switzerland. Just type the auditor name in the field below and off you go!

Enter auditor name:

Fact Sheet Wüthrich Treuhand AG

Core Company Information
Company Name Wüthrich Treuhand AG
Company UID CHE-107.938.132
Alternative / previous Names Trodag Data & Treuhand AG
Domicile Zell (ZH)
Canton ZH
Legal Form Limited corporation
Firm Inscription Date 28.03.1979
FAOA Information
RAB ID 503076
RAB Permission licensed auditor
FAOA License cancelled
Link to FAOA website View auditor profile at FAOA
Branch offices (0) -
Membership in Associations veb.ch
Number of auditors with permission -
Auditor Statistics

Average engagement duration: 15 years (max.: 25.7 years)

Total number of statutory audit engagements: 19 (Ranked #183 in Switzerland)

Change in number of audit engagements: -4 (since 31.12.2019), -8 (over the last 12 months)

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

  Schaffhausen Solothurn Zürich
Limited corporation 1 1 15 17
Limited liability company   1   1
Foundation     1 1
1 2 16 19

This auditor is recorded as statutory auditor for 18 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 Auditor Branch
KMN Elektro-Ingenieurbüro AG CHE-107.895.037 Winterthur 24.06.2016 Zell (ZH)
ADDA-Kita GmbH CHE-310.334.875 Oensingen 01.09.2015 Zell (ZH)
Garage Rathgeb AG CHE-107.166.174 Zell (ZH) 26.06.2014 Zell (ZH)
Cervo Dienstleistungen AG CHE-104.220.133 Oensingen 25.09.2013 Zell (ZH)
Elektro Design + Partner AG CHE-106.030.106 Winterthur 22.08.2013 Zell (ZH)
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
Kelvin - Kälte AG CHE-103.613.524 Frauenfeld 07.05.2020 Auditor switch Zell (ZH)
Rahmqvist AG CHE-107.895.942 Unterkulm 15.04.2020 Auditor switch Zell (ZH)
ismont AG CHE-102.224.315 Stammheim 01.04.2020 Auditor switch Zell (ZH)
Garage Kunz AG CHE-113.927.579 Bauma 03.03.2020 Auditor switch Zell (ZH)
Schlosserei Rupp AG CHE-113.501.559 Elgg 24.12.2019 Opting-out Zell (ZH)