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	Beratungs-Treuhand-Weissen AG
UID	CHE-108.021.986
Alternative / previous Names	-
Domicile	Zug
Canton	ZG
Legal Form	Limited corporation
Firm Inscription Date	28.12.1993

FAOA Information

FAOA ID	502107
RAB Permission	licensed audit expert
FAOA License	cancelled (active from 12.12.2007 until 28.08.2023)
Link to FAOA website	View auditor profile at FAOA
Branch offices (0)	-
Membership in Associations	-
Number of auditors with permission	-

Auditor Statistics

Average engagement duration: n/a years (max.: 0 years)

Total number of statutory audit engagements: 0 (Ranked #n/a in Switzerland)

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

Related audit firms

Direct personal relationship:

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
PRISM INFORMATICS Schweiz GmbH in Liquidation	CHE-114.023.663	Zürich	10.08.2010	Auditor switch	Zug
FIATA-Stiftung für berufliche Bildung	CHE-109.612.581	Genève	02.08.2010	Auditor switch	Zug
PRISM INFORMATICS Europe AG in Liquidation	CHE-113.840.369	Zürich	02.08.2010	Auditor switch	Zug
WOHLFAHRTSFONDS FÜR DAS EHEMALIGE PERSONAL DER FIRMA DURAL AG	CHE-109.718.995	Zürich	15.06.2010	Auditor switch	Zug
Duramont AG	CHE-103.475.191	Dietikon	05.11.2009	Auditor switch	Zug

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
AMUS AG in Liquidation	CHE-101.973.035	Zürich	04.05.2021	Discontinued	Zug
FIATA-Stiftung für berufliche Bildung	CHE-109.612.581	Genève	02.03.2021	Auditor switch	Zug
Pestalozzi Rechtsanwälte AG	CHE-108.332.601	Zürich	14.10.2019	Auditor switch	Zug
Relianz AG	CHE-101.301.491	Bonstetten	22.05.2019	Auditor switch	Zug
Gross-Garage Letzigraben AG	CHE-107.838.921	Zürich	22.11.2017	Opting-out	Zug