Tired of renewing your auditor permission?

Get detailed statistics about any audit firm in Switzerland. Just type the auditor name in the field below and off you go!

Fact Sheet Deloitte AG

Core Company Information
Company Name Deloitte AG
UID CHE-101.377.666
Alternative / previous Names Deloitte SA, Deloitte Ltd
DELOITTE & TOUCHE AG, DELOITTE & TOUCHE SA, DELOITTE & TOUCHE LTD
Deloitte & Touche Experta AG, Deloitte & Touche Experta SA
Experta Revision AG, Experta Revision SA, Experta Revisione SA, Experta Audit Ltd
Domicile Zürich
Canton ZH
Legal Form Limited corporation
Inscription Date 19.01.1984
Website http://www.deloitte.ch
FAOA Information
FAOA ID 500420
RAB Permission state-regulated audit firm
FAOA License active (since 29.11.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (5) Deloitte AG (CHE-156.952.551) in Basel (BS)   [+]
DELOITTE & TOUCHE AG (CHE-394.391.123) in Bern (BE)
Deloitte AG (CHE-437.674.867) in Bern (BE)
Deloitte SA (CHE-411.931.790) in Genève (GE)
Deloitte SA (CHE-281.829.115) in Lausanne (VD)
Deloitte AG (CHE-193.020.143) in Lugano (TI)
DELOITTE & TOUCHE AG (CHE-348.251.660) in Zug (ZG)
Membership in Associations EXPERTsuisse
Number of auditors with permission 120  (9.27 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 7.7 years (max.: 32.8 years)

Total number of statutory audit engagements: 1'112 (Ranked #6 in Switzerland)

Change in number of audit engagements: -5 (since 31.12.2024), +10 (over the last 12 months)

Number of audit clients listed on a Swiss stock exchange: 15 (thereof 1 in the SMI, 1 in the SMI Expanded and 9 in the SPI)

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

  AG BE BL BS FR GE GL GR JU LU NE NW SG SH SO SZ TG TI UR VD VS ZG ZH ∑
Limited corporation 22 37 18 51 27 105 3 2 1 17 9 9 14 7 15 19 14 53 8 76 8 138 194 847
Limited liability company 11 5 4 6 1 17       7 9   3 20 2 2 1 1   20 1 31 42 183
Foundation   1   5   33       4 1 1 1 2     1 3   3 1 3 9 68
Cooperative       1                                       1
Association       1   2                           3       6
Special legal forms   1       4                             1   1 7
∑ 33 44 22 64 28 161 3 2 1 28 19 10 18 29 17 21 16 57 8 102 11 172 246 1'112

This audit firm is recorded as statutory auditor for 1221 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 1'112 statutory audits are performed by the branch offices as indicated in the table below.

  AG BE BL BS FR GE GL GR JU LU NE NW SG SH SO SZ TG TI UR VD VS ZG ZH ∑
Basel 1 3 8 18                   1   3           11 3 48
Genève       3 2 145     1 2 4   4     1       37 3 8 9 219
Lausanne   1   2 5 2         8                 49 2     69
Lugano 1             1   1         1     54   1   4 2 65
Zürich 31 40 14 41 21 14 3 1   25 7 10 14 28 16 17 16 3 8 15 6 149 232 711
∑ 33 44 22 64 28 161 3 2 1 28 19 10 18 29 17 21 16 57 8 102 11 172 246 1'112

Show client list for Basel, Genève, Lausanne, Lugano, Zürich.

Related audit firms

Direct personal relationship:

Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
Siliance Capital SA CHE-245.534.747 Genève 28.04.2025 First auditor Zürich
Refinitiv International Holdings SARL CHE-100.977.711 Genève 24.04.2025 Auditor switch Zürich
Refinitiv SA CHE-105.816.802 Genève 24.04.2025 Auditor switch Zürich
Baechler Teinturiers SA CHE-100.643.428 Lancy 14.04.2025 Auditor switch Genève
TASIS, THE AMERICAN SCHOOL IN SWITZERLAND SA CHE-107.913.362 Collina d'Oro 28.03.2025 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
nChain AG CHE-423.067.388 Zug 15.04.2025 Auditor switch Zürich
nChain Licensing AG CHE-361.314.417 Zug 15.04.2025 Auditor switch Zürich
Teknoxgroup SA CHE-101.787.136 Mendrisio 15.04.2025 Auditor switch Lugano
O.P.M. Invest AG CHE-411.464.481 Rapperswil-Jona 25.03.2025 Auditor switch Zürich
Epiroc Schweiz AG CHE-139.253.920 Studen (BE) 19.03.2025 Discontinued Zürich