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Core Company Information
UID CHE-108.152.499
Alternative / previous Names R + M AG, Treuhandgesellschaft (until 16.12.2005)
R + M AG, Treuhandgesellschaft, Zürich (until 10.08.1993)
Domicile Thalwil
Canton ZH
Legal Form Limited corporation
Inscription Date 04.10.1983
Takeovers: Bührer & Partner AG (CHE-107.604.487), per 23.05.2006
FAOA Information
FAOA ID 500570
RAB Permission licensed audit expert
FAOA License active (since 18.12.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (0) -
Membership in Associations EXPERTsuisse
Number of auditors with permission 4  (15.50 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 13.3 years (max.: 30.6 years)

Total number of statutory audit engagements: 62 (Ranked #143 in Switzerland)

Change in number of audit engagements: +1 (since 31.12.2023), +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.

Limited corporation 2 1 1 1 3 39 47
Limited liability company           1 1
Foundation 1 2       8 11
Cooperative           3 3
3 3 1 1 3 51 62

This audit firm is recorded as statutory auditor for 31 deleted entities. These are not included in the table above.

Display client list

Latest audit engagements
These are this auditor's latest audit engagements.
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
CYMAX AG CHE-103.866.798 Oetwil am See 05.02.2024 Auditor switch Thalwil
Rowesa AG CHE-107.808.995 Zürich 05.09.2023 Auditor switch Thalwil
CAT Wealth Management AG CHE-368.435.335 Zürich 27.06.2023 Auditor switch Thalwil
Baugenossenschaft Kilchberg CHE-103.295.619 Kilchberg (ZH) 30.05.2023 Auditor switch Thalwil
Eckert AG CHE-102.411.811 Oetwil am See 23.11.2022 Auditor switch Thalwil
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
Lenz Transporte AG CHE-105.871.468 Horgen 17.05.2022 Opting-out Thalwil
Sidroga AG CHE-101.789.945 Rheinfelden 23.08.2021 Auditor switch Thalwil
Carlo Vanoli AG, Bauunternehmung, Thalwil CHE-105.748.394 Thalwil 23.06.2021 Auditor switch Thalwil
Hitz Gimaltec AG CHE-395.348.733 Thalwil 18.06.2021 Auditor switch Thalwil
Dreikönig Immobilien AG CHE-102.346.119 Zürich 11.05.2021 Opting-out Thalwil