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Fact Sheet Ernst & Young AG

Core Company Information
Company Name Ernst & Young AG
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 281  (12.60 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 9.7 years (max.: 33.9 years)

Total number of statutory audit engagements: 3'541 (Ranked #3 in Switzerland)

Change in number of audit engagements: -18 (since 31.12.2021), -43 (over the last 12 months)

Number of audit clients listed on a Swiss stock exchange: 53 (thereof 5 in the SMI, 9 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 83 5 6 232 76 112 76 280 5 17 8 68 19 18 8 77 16 50 50 55 132 3 302 43 246 518 2'505
Limited liability company 15     9 6 16 4 37   1 1 10 8   2 7 17 6 7 2 12   37 2 58 53 310
Foundation 17 1   72 12 32 5 35 1 2 1 7 3 1   8   6 10 8 20 1 37 4 21 94 398
Cooperative 24 1 2 26 8 2 10 5 1 8 5 17 2 1 1 34 1 13 4 14 17 2 15 18 7 22 260
Association       10   1   4       2                 1   9     10 37
Special legal forms 1     4   6 1 4 1 1       1             1   4     7 31
140 7 8 353 102 169 96 365 8 29 15 104 32 21 11 126 34 75 71 79 183 6 404 67 332 704 3'541

This auditor is recorded as statutory auditor for 3452 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 3'541 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 28     2 4 1       1   1     1   4 5             2 4 53
Basel 41 2 4 32 83 138 19 98 1 8 9 24 5 2 1 41 5 24 14 16 23 3 111 28 26 73 831
Bern 7     269 5 6 26   1 2 2 15 3 13 1 9 2 28 5 4 2 1 12 2 6 36 457
Lancy       4   4 10 198       2 9       1 3         55 3 8 15 312
Lausanne       16   1 33 42     1   11     1         9   204 27 6 5 356
Lugano                       1 1               144   1   2 4 153
Luzern 3     2   2           15     4                   2   28
St. Gallen 7 2 4 1 2 1 1 3   6 1   1     51 2   1 18 1   4 2 3 13 124
Zug 1     1 1     1   1   7   2     5   2 2 1       100 8 132
Zürich 53 3   26 7 16 7 23 6 11 2 39 2 4 4 24 15 15 49 39 3 2 17 5 177 546 1'095
140 7 8 353 102 169 96 365 8 29 15 104 32 21 11 126 34 75 71 79 183 6 404 67 332 704 3'541

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: 3'547

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
poltronesofà swiss sa CHE-300.800.806 Paradiso 25.11.2022 Auditor switch Lugano
Cafina AG CHE-105.931.254 Zofingen 24.11.2022 Auditor switch Aarau
ArcelorMittal Holdings AG CHE-112.701.185 Zug 23.11.2022 Auditor switch Zug
Obviam AG CHE-115.827.434 Bern 22.11.2022 Auditor switch Lancy
Payerne Énergies SA CHE-465.098.176 Payerne 21.11.2022 First auditor Lausanne
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
Christian Dior (Suisse) SA CHE-102.554.847 Genève 25.11.2022 Auditor switch Lancy
Immolangallerie SA CHE-115.792.422 Lausanne 25.11.2022 Auditor switch Lancy
TFS SA CHE-303.149.953 Lausanne 25.11.2022 Auditor switch Lausanne
TRADITION SERVICE HOLDING SA CHE-101.884.727 Lausanne 25.11.2022 Auditor switch Lausanne
Homag (Schweiz) AG CHE-101.415.315 Höri 18.11.2022 Auditor switch Zürich