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Fact Sheet a&o kreston audit ag

Core Company Information
Company Name a&o kreston audit ag
Company UID CHE-102.312.698
Alternative / previous Names a&o kreston audit sa, a&o kreston audit ltd
a&o KRESTON ortag ag, a&o KRESTON ortag sa, a&o KRESTON ortag ltd
ORTAG AG, ORTAG SA, ORTAG Ltd
Ortag, Organisations-, Revisions- und Treuhand-AG, Ortag, Société Fiduciaire d'Organisation et de Révision SA, Ortag, Organising, Accounting and Trust Company Ltd
Domicile Zürich
Canton ZH
Legal Form Limited corporation
Firm Inscription Date 27.07.1955
Website http://www.ao-kreston.ch
Phone +41 44 457 22 22
FAOA Information
FAOA ID 500250
RAB Permission licensed audit expert
FAOA License active
Link to FAOA website View auditor profile at FAOA
Branch offices (0) -
Membership in Associations EXPERTsuisse
Number of auditors with permission 3  (36.67 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 11.4 years (max.: 28.8 years)

Total number of statutory audit engagements: 110 (Ranked #96 in Switzerland)

Change in number of audit engagements: - (since 31.12.2020), -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.

  AG BE BL BS GE LU NW SG SH SO SZ TI VD ZG ZH
Limited corporation 5 1 3   1 3 1 2 6     2 6 3 47 80
Limited liability company 1     1           1 2     1 4 10
Foundation 3 1   1     2   3         2 8 20
9 2 3 2 1 3 3 2 9 1 2 2 6 6 59 110

This auditor is recorded as statutory auditor for 58 deleted entities. These are not included in the table above.

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Related audit firms

Network:

Total number of audit engagements across the network: 372

Further connections:

Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
audisana GmbH CHE-147.308.859 Wallisellen 31.03.2021 First auditor Zürich
Dr. Charles Hummel Stiftung CHE-114.132.677 Zürich 31.03.2021 Auditor switch Zürich
Gebrüder Keller's Maurergeschäft GmbH CHE-106.571.827 Killwangen 19.03.2021 Auditor switch Zürich
Conflux Stiftung CHE-319.126.403 Baar 17.03.2021 First auditor Zürich
GBU Gebäude Unterhalt Service GmbH CHE-108.467.709 Buchs (ZH) 16.02.2021 Auditor switch Zürich
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
Peg Kartonagen AG CHE-101.175.217 Urdorf 09.06.2021 Auditor switch Zürich
Verlag Schaffhauser Magazin AG CHE-112.460.461 Schaffhausen 07.06.2021 Opting-out Zürich
Belbau AG CHE-115.480.218 Frick 19.03.2021 Discontinued Zürich
dean & david Schweiz GmbH CHE-135.035.608 Zürich 04.01.2021 Opting-out Zürich
Bächliwis Auto AG CHE-108.136.253 Bachenbülach 28.12.2020 Auditor switch Zürich