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Fact Sheet Gruber Partner AG

Core Company Information
Company Name Gruber Partner AG
UID CHE-107.082.755
Alternative / previous Names Paul Gruber & Partner Treuhand AG (until 30.10.2007)
Paul Gruber Treuhand- und Revisions-AG (until 06.07.1993)
Domicile Aarau
Canton AG
Legal Form Limited corporation
Inscription Date 27.05.1986
Takeovers: Amrhein Treuhand AG (CHE-107.939.781), per 08.06.2022
FAOA Information
FAOA ID 501646
RAB Permission licensed audit expert
FAOA License active (since 24.12.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (0) -
Membership in Associations EXPERTsuisse
veb.ch
Number of auditors with permission 6  (25.33 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 13.3 years (max.: 32.6 years)

Total number of statutory audit engagements: 152 (Ranked #74 in Switzerland)

Change in number of audit engagements: +1 (since 31.12.2024), -1 (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 BE BL BS GR LU NW SO VD ZG ZH ∑
Limited corporation 63   1   2 1 2 5   6 6 86
Limited liability company 5               1     6
Foundation 25 1 3 2   1 1 1     14 48
Cooperative 6             1       7
Association 3       1           1 5
∑ 102 1 4 2 3 2 3 7 1 6 21 152

This audit firm is recorded as statutory auditor for 59 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
Boda Borg Rümlang AG CHE-358.501.870 Rümlang 07.08.2025 Auditor switch Aarau
Lüscher Bucher Theiler Architekten AG CHE-107.664.064 Luzern 06.08.2025 Auditor switch Aarau
Metron Stiftung für gemeinnützigen Wohnungsbau CHE-109.478.526 Brugg 02.04.2025 Auditor switch Aarau
Glanzpunkt AG CHE-452.729.151 Muhen 17.03.2025 First auditor Aarau
Genossenschaft Wogeno Aargau CHE-101.813.644 Ennetbaden 04.02.2025 Auditor switch Aarau
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
Fischer Rohrleitungsbau AG CHE-107.893.038 Rothrist 28.05.2025 Auditor switch Aarau
BAUMANN Die Ausbau AG CHE-164.072.899 Villmergen 23.12.2024 Opting-out Aarau
Playland AG Spielwaren CHE-107.143.411 Wettingen 10.12.2024 Opting-out Aarau
Lumatron AG CHE-107.447.302 Strengelbach 08.11.2024 Opting-out Aarau
Verband Schweizerischer Elektrizitätsunternehmen (VSE) CHE-108.028.089 Aarau 18.07.2024 Auditor switch Aarau