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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)
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 309  (11.38 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 9.8 years (max.: 32.6 years)

Total number of statutory audit engagements: 3'516 (Ranked #3 in Switzerland)

Change in number of audit engagements: +61 (since 31.12.2020), +30 (over the last 12 months)

Number of audit clients listed on a Swiss stock exchange: 55 (thereof 4 in the SMI, 11 in the SMI Expanded and 32 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 80 4 7 241 79 118 64 280 9 22 8 70 24 17 11 67 13 54 53 46 139 2 296 36 264 533 2'537
Limited liability company 12     10 6 14 3 33   2 2 14 7   2 7 17 6 4 1 18   36 3 60 53 310
Foundation 19 1   77 14 32 5 41 1 2 1 10 3 1   4   7 10 8 19 1 33 6 26 90 411
Cooperative 18 1 2 20 7   8 2 1 3 4 17 2 1 1 27   11 2 10 9 1 10 6 7 16 186
Association       11   1   4       2                 1   9     10 38
Special legal forms 2     4 1 6   5 1 1       1     1 1     1   4     6 34
131 6 9 363 107 171 80 365 12 30 15 113 36 20 14 105 31 79 69 65 187 4 388 51 357 708 3'516

This auditor is recorded as statutory auditor for 3448 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 3'516 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 30     3 5 1       1   5     1   3 7 4 1         5 15 81
Basel 31 2 3 29 85 142 17 94 1 4 8 25 5 2 1 30 4 25 12 12 15 2 107 15 20 79 770
Bern 9     277 4 6 19 2 1 2 3 13 1 11 1 8 2 28 5 3 2 1 12 4 11 31 456
Lancy       4   4 9 201       2 12       1 3   1 3   54 3 8 12 317
Lausanne       19   1 28 39     1 1 13     1   1 1   8   193 26 6 4 342
Lugano       1       2       1 1               154   1   4 6 170
Luzern 2     2   1           17     5                   4   31
St. Gallen 6 2 6 1 2 1 1 3   8 1   1     46 2   1 19 1   3 2 3 14 123
Zug 1     1       2   1   10   3 2   5   2 2 1   1   114 9 154
Zürich 52 2   26 11 15 6 22 10 14 2 39 3 4 4 20 14 15 44 27 3 1 17 1 182 538 1'072
131 6 9 363 107 171 80 365 12 30 15 113 36 20 14 105 31 79 69 65 187 4 388 51 357 708 3'516

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: 3'524

Direct personal relationship:

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
Raiffeisenbank Untersee-Rhein Genossenschaft CHE-105.776.433 Eschenz 28.07.2021 Auditor switch Basel
Banque Raiffeisen Entremont société coopérative CHE-107.005.453 Val de Bagnes 27.07.2021 Auditor switch Basel
Raiffeisenbank rechter Zürichsee Genossenschaft CHE-106.957.807 Männedorf 27.07.2021 Auditor switch Basel
ASSA ABLOY Entrance Systems Holding AG CHE-312.128.022 Fehraltorf 26.07.2021 First auditor Zürich
Banca Raiffeisen Basso Ceresio società cooperativa CHE-105.737.019 Melano 26.07.2021 Auditor switch Lugano
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
Abresto AG CHE-114.166.498 Möriken-Wildegg 26.07.2021 Auditor switch Zürich
Bouygues E&S InTec AG CHE-100.177.001 Olten 26.07.2021 Auditor switch Basel
Jura-Cement-Fabriken AG CHE-105.772.004 Aarau 26.07.2021 Auditor switch Zürich
Steiger Holding SA CHE-103.088.693 Bern 23.07.2021 Auditor switch Bern
S.W.I.F.T. Switzerland GmbH CHE-101.935.833 Zürich 22.07.2021 Auditor switch Zürich