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Fact Sheet thv AG

Core Company Information
Company Name thv AG
UID CHE-105.855.529
Alternative / previous Names Thv Revisions-AG
Domicile Aarau
Canton AG
Legal Form Limited corporation
Inscription Date 06.02.1958
Takeovers: Strasser & Partner Treuhand AG (CHE-105.716.164), per 15.03.2007
Thv Treuhand AG (CHE-105.869.359), per 10.08.2000
FAOA Information
FAOA ID 500037
RAB Permission licensed audit expert
FAOA License active (since 19.10.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (1) thv AG (CHE-382.877.293) in Rheinfelden (AG)
thv AG (CHE-230.941.368) in Olten (SO)
Membership in Associations EXPERTsuisse
SwissAccounting
Number of auditors with permission 7  (38.57 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 12 years (max.: 33.3 years)

Total number of statutory audit clients: 270 (Ranked #35 in Switzerland)

Change in number of audit engagements: +1 (since 31.12.2025), +3 (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 BL BS LU NE NW SG SO SZ VD ZG ZH ∑
Limited corporation 130 7 1 1 1 2 3 11 1 2 7 19 185
Limited liability company 8   1               1 1 11
Foundation 56     1       1       1 59
Cooperative 4             1         5
Association 10                       10
∑ 208 7 2 2 1 2 3 13 1 2 8 21 270

This audit firm is recorded as statutory auditor for 130 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 270 statutory audits are performed by the branch offices as indicated in the table below.

  AG BL BS LU NE NW SG SO SZ VD ZG ZH ∑
Aarau 176 3 1 2 1 2 2 11 1 2 8 21 230
Rheinfelden 32 4 1       1 2         40
∑ 208 7 2 2 1 2 3 13 1 2 8 21 270

Show client list for Aarau, Rheinfelden.

Related audit firms
Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
OfK GmbH CHE-113.806.792 Zürich 15.04.2026 Auditor switch Aarau
Turmwerk AG CHE-291.663.075 Aarau 12.03.2026 First auditor Aarau
Zeitwerk Holding GmbH CHE-185.476.529 Aarau 12.03.2026 First auditor Aarau
DRAWAG IMMOBILIEN AG CHE-101.532.783 Regensdorf 09.03.2026 Auditor switch Aarau
Robucci & Schär GmbH CHE-326.261.176 Aarau 24.02.2026 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
Wabo-Line Einkaufsgenossenschaft für Wand- und Bodenbeläge sowie Innendekorationen CHE-103.831.274 Zeiningen 10.07.2026 Opting-out Rheinfelden
Margrit Pfister und Armin Meyer Stiftung CHE-224.824.412 Birrwil 12.09.2025 Auditor switch Aarau
flexMedics AG CHE-235.122.343 Zürich 24.07.2025 Auditor switch Aarau
Nething-Roth-Stiftung CHE-267.304.397 Zofingen 05.06.2025 Opting-out Aarau
Stiftung Alterszentrum Schiffländi, Gränichen CHE-106.568.191 Gränichen 20.05.2025 Auditor switch Aarau