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	Treuhand- und Revisionsbüro Hans-Ruedi Eggenberger, dipl. Wirtschaftsprüfer
UID	CHE-108.006.567
Alternative / previous Names	Treuhand- und Revisionsbüro, Hans-Ruedi Eggenberger Eidg. dipl. Bücherexperte
Domicile	Chur
Canton	GR
Legal Form	Sole proprietorship
Firm Inscription Date	18.06.1981

FAOA Information

FAOA ID	504568
RAB Permission	licensed audit expert
FAOA License	active (since 05.12.2007)
Link to FAOA website	View auditor profile at FAOA
Branch offices (0)	-
Membership in Associations	EXPERTsuisse
Number of auditors with permission	1 (11.00 audit engagements per employee on average)

Auditor Statistics

Average engagement duration: 15.7 years (max.: 27.2 years)

Total number of statutory audit engagements: 11 (Ranked #193 in Switzerland)

Change in number of audit engagements: - (since 31.12.2023), -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.

	Appenzell Innerrhoden	Graubünden	St. Gallen	Zürich	∑
Limited corporation		4	1		5
Foundation		1		2	3
Cooperative	1	2			3
∑	1	7	1	2	11

This audit firm is recorded as statutory auditor for 7 deleted entities. These are not included in the table above.

Related audit firms

Same domicile:

Latest audit engagements

These are this auditor's latest audit engagements.

Client Name	Client UID	Domicile	Start Date	Type of switch	Auditor Branch
ASA Bioenergy Holding AG in Liquidation	CHE-109.573.490	Zug	10.11.2020	Auditor switch	Chur
ICOS Tunneling SA in liquidazione	CHE-110.235.982	Grono	29.06.2017	Auditor switch	Chur
MM Bau GmbH	CHE-112.893.825	Chur	07.09.2016	First auditor	Chur
AKTIENGESELLSCHAFT EMMAWEG	CHE-448.426.434	Chur	24.11.2015	Auditor switch	Chur
Desertina Verlag und Logistik AG in Liquidation	CHE-101.970.901	Chur	20.08.2015	Auditor switch	Chur

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
DuLAC CAPITAL LTD	CHE-113.974.567	Zürich	03.08.2023	Opting-out	Chur
Holzplatten AG	CHE-107.201.534	Richterswil	01.05.2023	Auditor switch	Chur
Eisenbahner-Wohnbaugenossenschaft Samedan	CHE-102.316.584	Samedan	21.12.2022	Auditor switch	Chur
graubündenVIEH AG	CHE-100.153.704	Cazis	04.01.2022	Auditor switch	Chur
Sortenorganisation Bündner Bergkäse (Genossenschaft)	CHE-105.141.157	Chur	10.11.2021	Auditor switch	Chur