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Fact Sheet FIDUCIAIRE WUARIN & CHATTON SA

Core Company Information
Company Name FIDUCIAIRE WUARIN & CHATTON SA
UID CHE-107.749.424
Alternative / previous Names Fiduciaire Wuarin et Chatton Société Anonyme
Domicile Genève
Canton GE
Legal Form Limited corporation
Inscription Date 08.01.1970
FAOA Information
FAOA ID 501501
RAB Permission licensed audit expert
FAOA License active (since 11.12.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (0) -
Membership in Associations EXPERTsuisse
Number of auditors with permission 3  (30.67 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 12 years (max.: 31.3 years)

Total number of statutory audit clients: 92 (Ranked #119 in Switzerland)

Change in number of audit engagements: -3 (since 31.12.2025), -2 (over the last 12 months)

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

  GE LU VD ∑
Limited corporation 51 1 11 63
Limited liability company 4   1 5
Foundation 14   1 15
Cooperative     1 1
Association 7     7
Special legal forms 1     1
∑ 77 1 14 92

This audit firm is recorded as statutory auditor for 23 deleted entities. These are not included in the table above.

Display client list

Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
Fondation MIMAH CHE-249.773.802 Genève 04.12.2025 First auditor Genève
Le Rucher des Princes SARL CHE-108.590.155 Corsier (GE) 01.12.2025 Auditor switch Genève
Barzy Investissements SA CHE-110.343.005 Prangins 20.10.2025 Auditor switch Genève
YRGN Investment AG CHE-236.427.578 Luzern 24.02.2025 Auditor switch Genève
Michel Cona SA CHE-100.861.617 Genève 29.10.2024 Auditor switch Genève
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
Office de Promotion des Industries et des Technologies CHE-107.879.802 Plan-les-Ouates 16.04.2026 Auditor switch Genève
Barzy Investissements SA CHE-110.343.005 Prangins 23.03.2026 Opting-out Genève
CFE (Suisse) SA CHE-378.018.134 Genève 09.03.2026 Opting-out Genève
Securelec - Vaud SA CHE-112.613.859 Ecublens (VD) 07.10.2025 Auditor switch Genève
Fondation Aigues-Vertes CHE-100.844.955 Bernex 16.01.2025 Auditor switch Genève