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Fact Sheet OBT AG

Core Company Information
Company Name OBT AG
UID CHE-109.029.855
Alternative / previous Names OBT SA, OBT Ltd
OBT Treuhand AG
Domicile St. Gallen
Canton SG
Legal Form Limited corporation
Inscription Date 19.12.1972
Website https://www.obt.ch
Phone +41 55 222 89 24
Offered services

Audit services

  • limited statutory examination (art. 727a CO)
  • ordinary statutory audit (art. 727 CO)
  • audit of public interest entities (e.g., listed companies)
  • audit of incorporation or capital increase reports (art. 635a and 652f CO)
  • audit of capital decreases (art. 653m CO)
  • audit in relation to early distribution of assets (art. 745 CO)
  • audits in the context of the merger law
  • limited statutory examination according to art. 725a CO
  • other special examinations based on legal requirements (such as in the context of relocations or public bids)
  • reviews (according to ISRE 2400 or ISRE 2410)
  • audit of the equal pay analysis (art. 13d GEA)
  • audit of non-financial reports (such as sustainability reports according to art. 964a CO)

Non-audit services

  • accounting and fiduciary services
  • consulting
  • tax consulting
  • legal advice
  • real estate (fiduciary, management)
  • due diligence
  • valuation services

Covered accounting standards

  • CO (Code of Obligations)
  • Swiss GAAP FER
  • IFRS (International Financial Reporting Standards)
  • HAM2 (Harmonized Accounting Model 2)

Covered languages

  • German
  • French
  • English
  • Italian
FAOA Information
FAOA ID 500149
RAB Permission state-regulated audit firm
FAOA License active (since 11.10.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (13) OBT AG (CHE-373.077.879) in Andelfingen (ZH)   [+]
OBT AG (CHE-399.743.258) in Appenzell (AI)
OBT AG (CHE-146.882.156) in Au (SG) (SG)
OBT AG (CHE-210.232.211) in Basel (BS)
OBT AG (CHE-168.775.770) in Berikon (AG)
OBT AG (CHE-215.974.544) in Bern (BE)
OBT AG (CHE-334.580.117) in Brugg (AG)
OBT AG, Zweigniederlassung Buchs SG (CHE-455.360.450) in Buchs (SG) (SG)
OBT AG (CHE-327.526.012) in Chur (GR)
OBT AG (CHE-377.425.583) in Frauenfeld (TG)
OBT AG, Zweigniederlassung Gossau SG (CHE-289.898.315) in Gossau (SG) (SG)
OBT AG (CHE-323.201.462) in Köniz (BE)
OBT AG (CHE-307.177.931) in Lachen (SZ)
OBT AG (CHE-485.195.747) in Neuhausen am Rheinfall (SH)
OBT AG, Zweigniederlassung Rapperswil SG (CHE-193.282.619) in Rapperswil-Jona (SG)
OBT AG (CHE-248.888.710) in Schwyz (SZ)
OBT AG, Filiale St. Gallen (CHE-406.591.524) in St. Gallen (SG)
OBT AG (CHE-358.596.480) in Wädenswil (ZH)
OBT AG (CHE-334.233.957) in Weinfelden (TG)
OBT AG (CHE-457.478.430) in Winterthur (ZH)
OBT AG (CHE-269.654.359) in Zug (ZG)
OBT AG (CHE-384.364.751) in Zürich (ZH)
Membership in Associations EXPERTsuisse
Number of auditors with permission 48  (26.79 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 10.9 years (max.: 32.7 years)

Total number of statutory audit engagements: 1'286 (Ranked #5 in Switzerland)

Change in number of audit engagements: +31 (since 31.12.2024), +26 (over the last 12 months)

Number of audit clients listed on a Swiss stock exchange: 2 (thereof 0 in the SMI, 0 in the SMI Expanded and 0 in the SPI)

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

  AG AI AR BE BL BS FR GE GL GR JU LU NE NW SG SH SO SZ TG TI UR VD VS ZG ZH ∑
Limited corporation 99 3 12 35 8 10   9 12 11   12 1 1 168 14 4 61 110 3 2 4   33 274 886
Limited liability company 6 1 1 5 2 1 1 1   1 1 3 1   16 3 1 5 7     3   2 29 90
Foundation 17   4 17   12     2     1     42 4   6 18         1 96 220
Cooperative 3               1 1         6       4       1   16 32
Association       3   1       1   1     11   1 1 2     1   1 32 55
Special legal forms                 1                   1           1 3
∑ 125 4 17 60 10 24 1 10 16 14 1 17 2 1 243 21 6 73 142 3 2 8 1 37 448 1'286

This audit firm is recorded as statutory auditor for 469 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 1'286 statutory audits are performed by the branch offices as indicated in the table below.

  AG AI AR BE BL BS FR GE GL GR JU LU NE NW SG SH SO SZ TG TI UR VD VS ZG ZH ∑
Andelfingen                                     1           1 2
Basel           1                                       1
Berikon                                               1 3 4
Brugg 80     6 2 10   1       4   1   1 1 5 2         5 26 144
Chur                   3                               3
Köniz       28       2                 1 1       1       33
Neuhausen am Rheinfall                               6     1           2 9
Rapperswil-Jona 1     1 1 1     12 2     2   42   1 30 1   2     2 29 127
Schwyz                       1           23               24
St. Gallen 2 2 7 4 1 1 1 1 2 3   4     112 1 1 1 16     3     24 186
St. Gallen 1 2 10 5 1 1     1 5   1     75 2   3 20 2       5 37 171
Weinfelden                             2 2     85       1   5 95
Zürich 41     16 5 10   6 1 1 1 7     12 9 2 10 16 1   4   24 321 487
∑ 125 4 17 60 10 24 1 10 16 14 1 17 2 1 243 21 6 73 142 3 2 8 1 37 448 1'286

Show client list for Andelfingen, Basel, Berikon, Brugg, Chur, Köniz, Neuhausen am Rheinfall, Rapperswil-Jona, Schwyz, St. Gallen, St. Gallen, Weinfelden, Zürich.

Related audit firms

Network:

Total number of audit engagements across the network: 1'682

Direct personal relationship:

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
e + h Services AG CHE-104.394.253 Däniken 15.05.2025 Auditor switch Brugg
Wiederkehr Recycling AG CHE-107.109.911 Waltenschwil 15.05.2025 Auditor switch Zürich
Wierec Services GmbH CHE-217.556.086 Waltenschwil 15.05.2025 Auditor switch Zürich
Leucom Schlatter AG CHE-107.073.868 Frauenfeld 12.05.2025 Auditor switch Weinfelden
Leucom Stafag AG CHE-108.036.723 Frauenfeld 12.05.2025 Auditor switch Weinfelden
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
Glaromat AG CHE-108.813.852 Glarus Nord 25.04.2025 Auditor switch St. Gallen
Windegg-Immobilien AG CHE-101.441.850 Glarus Nord 25.04.2025 Auditor switch St. Gallen
Koch Immobilien AG CHE-100.713.916 Büttikon 24.04.2025 Auditor switch Brugg
interim personaler gmbh CHE-286.956.152 Au (SG) 23.04.2025 Discontinued St. Gallen
Stiftung Seevida CHE-107.865.220 Arbon 09.04.2025 Auditor switch Weinfelden