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Fact Sheet Ernst & Young AG

Core Company Information
Company Name Ernst & Young AG
Company UID CHE-105.932.265
Alternative / previous Names Ernst & Young SA, Ernst & Young Ltd
ATAG Ernst & Young AG, ATAG Ernst & Young SA, ATAG Ernst & Young Ltd
Domicile Basel
Canton BS
Legal Form Limited corporation
Firm Inscription Date 28.09.1998
Website https://www.ey.com/ch
Takeovers: Neofidaria AG (ADM-169.740.521), per 09.08.2001
Hangartner Treuhand AG (CHE-100.067.795), per 19.11.2002
Verifica SA (CHE-100.818.159), per 11.05.2005
ATAG Allgemeine Treuhand AG (CHE-100.818.892), per 20.12.2019
GBR Ernst & Young AG (CHE-100.918.105), per 05.03.2002
Ernst & Young AG (CHE-101.392.967), per 11.11.2003
Treuhand- und Revisionsgesellschaft T + R Grischa AG (CHE-101.715.639), per 19.06.2001
Fiduciaire Jacques Ceriani SA (CHE-101.822.086), per 08.04.2005
Fiduciaire de gestion et d'informatique S.A. (CHE-102.664.306), per 31.05.2005
Bösch & Edthofer AG (CHE-103.349.066)
FAOA Information
FAOA ID 500646
RAB Permission state-regulated audit firm
FAOA License active
Link to FAOA website View auditor profile at FAOA
Branch offices (9) Ernst & Young AG (CHE-461.581.835) in Aarau (AG)   [+]
Ernst & Young AG (CHE-311.498.829) in Baden (AG)
Ernst & Young AG (CHE-441.858.784) in Bern (BE)
Ernst & Young AG (CHE-354.720.232) in Biel/Bienne (BE)
ATAG Ernst & Young AG (CHE-132.732.622) in Buchs (SG) (SG)
Ernst & Young AG (CHE-421.676.725) in Chur (GR)
Ernst & Young AG (CHE-357.440.711) in Granges-Paccot (FR)
Ernst & Young AG (CHE-367.926.091) in Kreuzlingen (TG)
Ernst & Young SA (CHE-186.791.979) in Lancy (GE)
Ernst & Young SA (CHE-294.400.879) in Lausanne (VD)
Ernst & Young AG (CHE-475.755.395) in Lugano (TI)
Ernst & Young AG (CHE-259.230.495) in Luzern (LU)
Ernst & Young SA (CHE-185.564.694) in Neuchâtel (NE)
Ernst & Young SA (CHE-264.470.869) in Sion (VS)
Ernst & Young AG (CHE-327.393.030) in St. Gallen (SG)
Ernst & Young AG (CHE-152.377.547) in Zug (ZG)
Ernst & Young AG (CHE-491.907.686) in Zürich (ZH)
Membership in Associations EXPERTsuisse
Number of auditors with permission 287  (12.39 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 9.8 years (max.: 33.4 years)

Total number of statutory audit engagements: 3'556 (Ranked #3 in Switzerland)

Change in number of audit engagements: -2 (since 31.12.2021), +73 (over the last 12 months)

Number of audit clients listed on a Swiss stock exchange: 55 (thereof 4 in the SMI, 12 in the SMI Expanded and 30 in the SPI)

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

  AG AI AR BE BL BS FR GE GL GR JU LU NE NW OW SG SH SO SZ TG TI UR VD VS ZG ZH
Limited corporation 78 4 6 225 83 111 67 290 9 21 8 68 22 18 12 75 14 50 49 58 137 3 301 41 257 514 2'521
Limited liability company 14     10 6 14 3 37   2 2 12 7   2 7 17 6 6 2 15   36 2 61 55 316
Foundation 16 1   73 16 32 5 36 1 2 1 7 3 1   8   6 10 8 20 1 36 5 25 88 401
Cooperative 24 1 2 25 8   10 5 1 8 5 16 2 1 1 33 1 13 4 14 16 2 14 17 7 19 249
Association       12   1   4       2                 1   9     10 39
Special legal forms 1     4 1 5   4 1 1       1       1     1   4     6 30
133 6 8 349 114 163 85 376 12 34 16 105 34 21 15 123 32 76 69 82 190 6 400 65 350 692 3'556

This auditor is recorded as statutory auditor for 3394 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 3'556 statutory audits are performed by the branch offices as indicated in the table below.

  AG AI AR BE BL BS FR GE GL GR JU LU NE NW OW SG SH SO SZ TG TI UR VD VS ZG ZH
Aarau 25     2 5 1       1   1     1   3 6 2           2 10 59
Basel 40 2 4 35 92 133 19 98 1 8 9 24 5 2 1 42 5 25 15 17 24 3 112 28 22 75 841
Bern 9     265 5 6 20 1 1 2 3 14 3 13 1 8 2 27 4 4 2 1 12 3 10 37 453
Lancy       3   4 9 206       2 12       1 3     2   54 3 8 15 322
Lausanne       16   1 29 41     1   11     1         8   202 26 7 5 348
Lugano               1       1 1               149   1   4 4 161
Luzern 2     2   2           14     6                   3   29
St. Gallen 7 2 4 1 2 1 1 3   8 1   1     50 2   1 18 1   4 3 3 13 126
Zug 1     1 1     2   1   9   2 2   5   2 2 1       111 9 149
Zürich 49 2   24 9 15 7 24 10 14 2 40 1 4 4 22 14 15 45 41 3 2 15 2 180 524 1'068
133 6 8 349 114 163 85 376 12 34 16 105 34 21 15 123 32 76 69 82 190 6 400 65 350 692 3'556

Show client list for Aarau, Basel, Bern, Lancy, Lausanne, Lugano, Luzern, St. Gallen, Zug, Zürich.

Related audit firms

Network:

Total number of audit engagements across the network: 3'562

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
AXA Leben AG CHE-103.137.179 Winterthur 24.05.2022 Auditor switch Basel
Careerplus SA CHE-106.126.309 Neuchâtel 24.05.2022 Auditor switch Bern
THG GREEN Sagl CHE-485.700.504 Lugano 23.05.2022 First auditor Lugano
breasy ag CHE-311.415.660 Ebikon 20.05.2022 First auditor Bern
Mibelle AG CHE-101.417.567 Buchs (AG) 20.05.2022 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
Infoniqa Switzerland Software and Services AG CHE-103.526.486 Root 23.05.2022 Auditor switch Zug
CSC Déchets SA CHE-113.549.419 La Chaux-de-Fonds 18.05.2022 Opting-out Lausanne
PSI AG Produkte und Systeme der Informationstechnologie CHE-106.235.364 Wil (SG) 18.05.2022 Auditor switch Zürich
Novauto Sagl CHE-105.697.259 Novaggio 16.05.2022 Opting-out Lugano
Cooper Tire & Rubber Company Suisse SA CHE-107.819.846 Neuhausen am Rheinfall 13.05.2022 Opting-out Zürich