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Fact Sheet Treuhand- und Revisionsgesellschaft Mattig-Suter und Partner, Zürich AG

Core Company Information
Company Name Treuhand- und Revisionsgesellschaft Mattig-Suter und Partner, Zürich AG
UID CHE-107.823.374
Alternative / previous Names Kuhn Treuhand AG (until 14.07.2022)
Domicile Zürich
Canton ZH
Legal Form Limited corporation
Inscription Date 20.02.1975
FAOA Information
FAOA ID 500222
RAB Permission licensed audit expert
FAOA License active (since 12.10.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (0) -
Membership in Associations EXPERTsuisse
Number of auditors with permission 6  (6.33 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 15.8 years (max.: 33 years)

Total number of statutory audit clients: 38 (Ranked #174 in Switzerland)

Change in number of audit engagements: - (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.

  AG GL SG SH SZ ZG ZH ∑
Limited corporation 3   3   3   12 21
Limited liability company       1   1 2 4
Foundation   1         12 13
∑ 3 1 3 1 3 1 26 38

This audit firm is recorded as statutory auditor for 34 deleted entities. These are not included in the table above.

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Related audit firms

Network:

Total number of audit engagements across the network: 411

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
Schällibaum AG CHE-451.040.288 Wattwil 20.05.2025 First auditor Zürich
frentix GmbH CHE-113.221.982 Zürich 20.01.2025 First auditor Zürich
7050 Management AG CHE-274.278.115 Rapperswil-Jona 28.02.2023 First auditor Zürich
Creoptix AG CHE-114.770.731 Wädenswil 10.02.2023 Auditor switch Zürich
3rd-eyes analytics AG CHE-374.086.591 Zürich 19.09.2022 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
7050 Management AG CHE-274.278.115 Rapperswil-Jona 17.07.2025 Auditor switch Zürich
Mettlenbach AG CHE-106.693.152 Mönchaltorf 30.01.2025 Auditor switch Zürich
Huser Automobile AG CHE-112.305.872 Mönchaltorf 11.12.2024 Opting-out Zürich
CasaRep AG CHE-106.783.269 Zürich 21.07.2023 Auditor switch Zürich
S & S Schellenberg & Schnoz AG CHE-106.053.610 Zürich 19.07.2023 Auditor switch Zürich