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Fact Sheet Interrevision AG

Core Company Information
Company Name Interrevision AG
UID CHE-103.275.077
Alternative / previous Names Interrevision Aktiengesellschaft (until 29.01.1998)
Domicile St. Gallen
Canton SG
Legal Form Limited corporation
Inscription Date 29.09.1982
Website https://www.interrevision.ch
Phone +41 71 245 21 02
Offered services

Audit services

  • limited statutory examination (art. 727a CO)
  • ordinary statutory audit (art. 727 CO)
  • 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)

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
  • HAM2 (Harmonized Accounting Model 2)

Covered languages

  • German
  • English
FAOA Information
FAOA ID 500110
RAB Permission licensed audit expert
FAOA License active (since 25.10.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (3) Interrevision AG (CHE-417.878.757) in Appenzell (AI)  
Interrevision AG (CHE-266.986.552) in Embrach (ZH)
Interrevision AG (CHE-136.961.848) in Herisau (AR)
Interrevision AG (CHE-397.654.916) in Arbon (TG)
Interrevision AG (CHE-405.439.121) in Bottighofen (TG)
Membership in Associations EXPERTsuisse
Number of auditors with permission 8  (14.38 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 7.3 years (max.: 33.7 years)

Total number of statutory audit clients: 115 (Ranked #103 in Switzerland)

Change in number of audit engagements: +8 (since 31.12.2025), +29 (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 AI AR BE GE GL SG SH SZ TG TI ZG ZH ∑
Limited corporation   7 3 1     21 1 6 13 1 3 21 77
Limited liability company   1     1   1     2     11 16
Foundation 1 1 4           1 2     3 12
Cooperative   1 1     1 2           1 6
Association 1 1 1                     3
Special legal forms     1                     1
∑ 2 11 10 1 1 1 24 1 7 17 1 3 36 115

This audit firm is recorded as statutory auditor for 25 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 115 statutory audits are performed by the branch offices as indicated in the table below.

  AG AI AR BE GE GL SG SH SZ TG TI ZG ZH ∑
Herisau     1                     1
St. Gallen 2 11 9 1 1 1 24 1 7 17 1 3 36 114
∑ 2 11 10 1 1 1 24 1 7 17 1 3 36 115

Show client list for Herisau, St. Gallen.

Related audit firms

Network:

Total number of audit engagements across the network: 115

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
HPH Hardegger AG CHE-103.562.915 Gaiserwald 04.06.2026 Auditor switch St. Gallen
abacon SICHERHEIT AG CHE-112.517.084 Widnau 22.05.2026 Auditor switch St. Gallen
Oesch Reliefdruck AG CHE-107.982.883 Regensdorf 11.05.2026 Auditor switch St. Gallen
Verein Kinderwelt Abrakadabra CHE-112.619.951 Tegerfelden 21.04.2026 Auditor switch St. Gallen
Christoph Züllig Stiftung CHE-286.648.704 Bühler 06.03.2026 Auditor switch 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
FB Stiftung CHE-415.532.791 Waldstatt 07.01.2026 Opting-out St. Gallen
Zehentmayer AG CHE-105.783.657 Egnach 22.08.2025 Auditor switch St. Gallen
medfit Ostschweiz AG CHE-383.593.349 Roggwil (TG) 27.02.2025 Auditor switch St. Gallen
Fondazione Joro CHE-101.957.987 Minusio 16.05.2024 Auditor switch St. Gallen
Personalfürsorge-Stiftung der Lanker-Betriebe CHE-109.777.087 Speicher 28.02.2024 Auditor switch St. Gallen