Now with auditor networks!

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

Fact Sheet Dr. Rüsch & Dr. Rietmann AG

Core Company Information
Company Name Dr. Rüsch & Dr. Rietmann AG
UID CHE-107.891.766
Alternative / previous Names Treuhand- und Revisionsgesellschaft Dr. E. Rüsch und Dr. P. Rietmann AG (until 05.02.2003)
Domicile St. Gallen
Canton SG
Legal Form Limited corporation
Inscription Date 02.03.1977
Firm Deletion Date 11.09.2025
Acquired by: von Gunten, Häseli & Partner AG (CHE-107.901.169)
FAOA Information
FAOA ID 502412
RAB Permission licensed audit expert
FAOA License cancelled (active from 08.01.2008 until 11.09.2025)
Link to FAOA website View auditor profile at FAOA
Branch offices (0) -
Membership in Associations EXPERTsuisse
Number of auditors with permission -
Auditor Statistics

Average engagement duration: n/a years (max.: n/a years)

Total number of statutory audit clients: 0 (Ranked #n/a in Switzerland)

Change in number of audit engagements: n/a (since 31.12.2025), -2 (over the last 12 months)

Related audit firms

Direct personal relationship:

Same domicile: 

Further connections:

Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
Stieger Treuhand AG CHE-112.635.068 Rapperswil-Jona 30.03.2012 Auditor switch St. Gallen
Prefa Schweiz Vertriebs AG CHE-114.479.046 Niederbipp 05.09.2008 First auditor St. Gallen
Arbonia Vorsorge CHE-109.762.720 Arbon 25.08.2008 First auditor St. Gallen
Fürsorgestiftung der Hermann Forster AG CHE-109.770.837 Arbon 25.08.2008 First auditor St. Gallen
Personalstiftung Asta AG Arbon CHE-109.762.996 Arbon 25.08.2008 First auditor St. Gallen
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
Arbonia Vorsorge CHE-109.762.720 Arbon 28.10.2025 Auditor switch St. Gallen
Sozialfonds Arbonia CHE-110.158.264 Arbon 28.10.2025 Auditor switch St. Gallen
Forster Profilsysteme AG CHE-105.772.961 Romanshorn 30.11.2023 Auditor switch St. Gallen
Prefa Schweiz Vertriebs AG CHE-114.479.046 Niederbipp 13.11.2017 Auditor switch St. Gallen
Tubex Handels- und Vertriebs AG CHE-100.631.715 St. Gallen 03.11.2017 Auditor switch St. Gallen