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Fact Sheet TRETOR AG

Core Company Information
Company Name TRETOR AG
UID CHE-108.227.200
Alternative / previous Names H & H Treuhand AG (until 08.12.1999)
Domicile Liestal
Canton BL
Legal Form Limited corporation
Inscription Date 23.02.1995
Takeovers: TRETOR AG Basel (CHE-106.018.967), per 30.06.2016
Treuhand AG Liestal (CHE-107.791.308), per 19.09.2007
FAOA Information
FAOA ID 500336
RAB Permission licensed audit expert
FAOA License active (since 19.11.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (1) TRETOR AG (CHE-302.042.904) in Basel (BS)
Membership in Associations EXPERTsuisse
veb.ch
Number of auditors with permission 17  (20.82 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 8.4 years (max.: 31.2 years)

Total number of statutory audit engagements: 354 (Ranked #21 in Switzerland)

Change in number of audit engagements: - (since 31.12.2024), +44 (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 LU NW OW SG SO SZ TG ZG ZH
Limited corporation 9 4 98 71 3 7 1 1 11 1 2   9 217
Limited liability company 1 1 16 9 17     2 2 1   1 1 51
Foundation 1 1 27 32         2       1 64
Cooperative     3 6                 1 10
Association     6 3         1       1 11
Special legal forms     1                     1
11 6 151 121 20 7 1 3 16 2 2 1 13 354

This audit firm is recorded as statutory auditor for 76 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 354 statutory audits are performed by the branch offices as indicated in the table below.

  AG BE BL BS LU NW OW SG SO SZ TG ZG ZH
Basel   2 8 55   4 1   12       2 84
Liestal 11 4 143 66 20 3   3 4 2 2 1 11 270
11 6 151 121 20 7 1 3 16 2 2 1 13 354

Show client list for Basel, Liestal.

Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
Gärngschee CHE-267.733.261 Basel 31.12.2024 First auditor Basel
BioFuels Schweiz - Verband der schweizerischen Biotreibstoffindustrie CHE-115.767.298 Sissach 20.12.2024 Auditor switch Liestal
Felix Transport AG CHE-106.073.883 Zwingen 10.12.2024 Auditor switch Liestal
Felix Transport Holding AG CHE-113.338.153 Zwingen 10.12.2024 Auditor switch Liestal
Paul Schwob-Stiftung CHE-101.720.008 Liestal 10.12.2024 Auditor switch Liestal
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
Barth Offsetdruck AG CHE-106.680.155 Basel 24.12.2024 Opting-out Basel
carwash Tec AG CHE-115.522.443 Oberwil (BL) 24.12.2024 Opting-out Liestal
Delli Car Wash AG CHE-337.851.519 Oberwil (BL) 24.12.2024 Opting-out Liestal
dojo tech AG in Liquidation CHE-368.969.418 Basel 20.12.2024 Opting-out Liestal
Swiss Mega Park AG CHE-107.879.050 Frenkendorf 20.12.2024 Opting-out Liestal