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Fact Sheet Weber Gähwiler Revisions AG

Core Company Information
Company Name Weber Gähwiler Revisions AG
UID CHE-101.933.998
Alternative / previous Names Weber, Gaehwiler & Partner AG Treuhandgesellschaft, Weber, Gaehwiler & Partner SA Société Fiduciaire, Weber, Gaehwiler & Partner Ltd Trust-Company
Domicile Zürich
Canton ZH
Legal Form Limited corporation
Inscription Date 24.07.1978
Website http://www.wgrag.com
Phone +41 44 252 35 00
Takeovers: Revdata Revisions- & Beratungs-AG (CHE-108.042.706), per 24.02.2010
FAOA Information
FAOA ID 501950
RAB Permission licensed audit expert
FAOA License active (since 13.12.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (0) -
Membership in Associations EXPERTsuisse
Number of auditors with permission 2  (49.00 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 9.8 years (max.: 33.2 years)

Total number of statutory audit clients: 98 (Ranked #119 in Switzerland)

Change in number of audit engagements: +2 (since 31.12.2025), +6 (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 BS GR SG SZ TG ZG ZH ∑
Limited corporation 3   2 2 1 24 2 7 7 36 84
Limited liability company                 1 1 2
Foundation   1       1 1     5 8
Cooperative           1       1 2
Association           1       1 2
∑ 3 1 2 2 1 27 3 7 8 44 98

This audit firm is recorded as statutory auditor for 53 deleted entities. These are not included in the table above.

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Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
Fortis Solar AG CHE-228.218.392 St. Gallen 26.02.2026 Auditor switch Zürich
Fortis Tech AG CHE-136.992.412 St. Gallen 26.02.2026 Auditor switch Zürich
Rolf Schubiger Küchen AG CHE-110.115.711 St. Gallen 26.02.2026 Auditor switch Zürich
Schubiger Vertriebs AG St. Gallen CHE-105.782.818 St. Gallen 26.02.2026 Auditor switch Zürich
Immo Invest Partner AG CHE-113.839.981 Opfikon 01.12.2025 Auditor switch Zürich
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
Immo Invest Partner AG CHE-113.839.981 Opfikon 02.02.2026 Discontinued Zürich
BO Arosa AG CHE-151.880.157 Arosa 19.02.2025 Auditor switch Zürich
Musivo Genossenschaft CHE-112.357.449 Winterthur 24.06.2024 Auditor switch Zürich
MOKA Architekten AG in Liquidation CHE-114.322.657 Zürich 29.04.2024 Opting-out Zürich
CPU Bankensoftware AG in Liquidation CHE-104.688.140 Zürich 27.12.2023 Opting-out Zürich