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Fact Sheet BDS Wirtschaftsprüfungs AG

Core Company Information
Company Name BDS Wirtschaftsprüfungs AG
UID CHE-101.587.844
Alternative / previous Names -
Domicile Frauenfeld
Canton TG
Legal Form Limited corporation
Inscription Date 14.12.1992
FAOA Information
FAOA ID 502110
RAB Permission licensed audit expert
FAOA License active (since 09.01.2008)
Link to FAOA website View auditor profile at FAOA
Branch offices (0) BDS Wirtschaftsprüfungs AG (CHE-300.691.150) in Frauenfeld (TG)
Membership in Associations EXPERTsuisse
TREUHAND|SUISSE
Number of auditors with permission 5  (21.40 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 9.3 years (max.: 31 years)

Total number of statutory audit clients: 107 (Ranked #109 in Switzerland)

Change in number of audit engagements: - (since 31.12.2025), +7 (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 AR BE BL BS LU SG SH SZ TG VS ZG ZH
Limited corporation 1 1 2 3   2 4 18 2 15 1 4 23 76
Limited liability company       1       4   2     1 8
Foundation         1     3   7     4 15
Cooperative             1     2     2 5
Association                       1 2 3
1 1 2 4 1 2 5 25 2 26 1 5 32 107

This audit firm is recorded as statutory auditor for 57 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 107 statutory audits are performed by the branch offices as indicated in the table below.

  AG AR BE BL BS LU SG SH SZ TG VS ZG ZH
Frauenfeld 1 1 2 4 1 2 5 22 2 26 1 5 31 103
Frauenfeld               3         1 4
1 1 2 4 1 2 5 25 2 26 1 5 32 107

Show client list for Frauenfeld, Frauenfeld.

Related audit firms

Direct personal relationship:

Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
Familie Larsson-Rosenquist Stiftung CHE-236.609.027 Frauenfeld 04.02.2026 Auditor switch Frauenfeld
LactaTrust Stiftung CHE-337.902.890 Frauenfeld 04.02.2026 Auditor switch Frauenfeld
XTENDX AG CHE-109.886.569 Zürich 28.01.2026 Auditor switch Frauenfeld
Hilfsfonds der Bürgschafts- und Darlehensgenossenschaft der Evangelisch-reformierten Kirchgemeinden des Kantons Zürich CHE-110.593.217 Zürich 17.12.2025 Auditor switch Frauenfeld
OOS AG CHE-101.548.212 Zürich 17.12.2025 Auditor switch Frauenfeld
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
Steinit AG CHE-101.728.984 Zürich 29.01.2026 Auditor switch Frauenfeld
Garage Nordstern AG CHE-447.419.360 Feuerthalen 27.01.2026 Auditor switch Frauenfeld
Hofgarage + Carrosserie Ulrich Berger AG CHE-106.944.839 Buch am Irchel 27.01.2026 Auditor switch Frauenfeld
W&L Immobilien GmbH CHE-112.485.610 Schaffhausen 24.12.2024 Opting-out Frauenfeld
Garage Berger Champ Colin S.A. CHE-108.004.841 Nyon 01.11.2024 Opting-out Frauenfeld