Audit Firms

Get detailed statistics about any audit firm in Switzerland. Just type the auditor name in the field below and off you go!

Core Company Information

Company Name	ATAG Treuhand Finanz AG in Liquidation
UID	CHE-102.761.754
Alternative / previous Names	Atag Ernst & Young AG, ATAG Ernst & Young SA, ATAG Ernst & Young Ltd, ATAG Ernst & Young AG ATAG Ernst & Young Wirtschaftsprüfung AG, ATAG Ernst & Young Audit SA, ATAG Ernst & Young Auditing Ltd ATAG Treuhand Immobilien AG ATAG Treuhand Finanz AG
Domicile	Zug
Canton	ZG
Legal Form	Limited corporation
Firm Inscription Date	09.04.1992
Firm Deletion Date	01.10.2018
Takeovers:	Truvag + Partner, Treuhand und Revisions AG, Bern (CHE-100.245.341), per 18.03.2014 ATAG Treuhand Holding AG (CHE-102.019.092), per 04.12.2017

FAOA Information

FAOA ID	-
RAB Permission	-
FAOA License	unknown
Link to FAOA website	n/a
Branch offices (0)	-
Membership in Associations	-
Number of auditors with permission	-

Auditor Statistics

Average engagement duration: 29.5 years (max.: 29.5 years)

Total number of statutory audit engagements: 1 (Ranked #203 in Switzerland)

Change in number of audit engagements: - (since 31.12.2023), - (over the last 12 months)

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

	Genf	∑
Limited corporation	1	1
∑	1	1

This audit firm is recorded as statutory auditor for 155 deleted entities. These are not included in the table above.

Related audit firms

Network:

Total number of audit engagements across the network: 3'315

Further connections:

L & U Treuhand AG (CHE-100.485.023), 0 audit engagements
Neofidaria AG (ADM-169.740.521), 0 audit engagements
Hangartner Treuhand AG (CHE-100.067.795), 0 audit engagements
Verifica SA (CHE-100.818.159), 0 audit engagements
ATAG Allgemeine Treuhand AG (CHE-100.818.892), 0 audit engagements
GBR Ernst & Young AG (CHE-100.918.105), 0 audit engagements
Ernst & Young AG (CHE-101.392.967), 3 audit engagements
Treuhand- und Revisionsgesellschaft T + R Grischa AG (CHE-101.715.639), 0 audit engagements
Fiduciaire Jacques Ceriani SA (CHE-101.822.086), 1 audit engagements
Fiduciaire de gestion et d'informatique S.A. (CHE-102.664.306), 0 audit engagements
Bösch & Edthofer AG (CHE-103.349.066), 0 audit engagements
ANDERSEN AG (CHE-102.255.095), 0 audit engagements

Latest audit engagements

These are this auditor's latest audit engagements.

Client Name	Client UID	Domicile	Start Date	Type of switch	Auditor Branch
Les Ateliers Horlogers Dior SA	CHE-102.106.153	La Chaux-de-Fonds	28.09.2000	Auditor switch	Genève
Lemco Précision SA	CHE-102.462.458	Vionnaz	23.08.2000	Auditor switch	Genève
Lumen Technologies Switzerland AG	CHE-101.287.129	Zürich	21.08.2000	First auditor	Genève
Banque de Commerce et de Placements SA	CHE-105.817.374	Genève	02.08.2000	Auditor switch	Genève
LVMH Swiss Manufactures SA	CHE-105.935.430	La Chaux-de-Fonds	02.08.2000	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
Fujicolor Labor AG	CHE-100.099.186	Dielsdorf	11.08.2017	Discontinued	Zürich
Flowerpot AG in Liquidation	CHE-100.926.145	Gossau (ZH)	13.06.2017	Discontinued	Bern
Amewa AG	CHE-100.931.755	Wald (ZH)	16.12.2016	Discontinued	Zürich
City Werbeberatung AG	CHE-102.295.947	Dielsdorf	16.12.2016	Discontinued	Zürich
Erno Electronic AG	CHE-102.297.053	Dielsdorf	16.12.2016	Discontinued	Zürich