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

Enter auditor name:

Fact Sheet BDO AG

Core Company Information
Company Name BDO AG
Company UID CHE-105.952.747
Alternative / previous Names BDO SA, BDO Ltd
BDO Visura
Visura Treuhand-Gesellschaft, Visura Société Fiduciaire, Visura Società Fiduciaria, Visura Auditing and Fiduciary Company
Domicile Zürich
Canton ZH
Legal Form Limited corporation
Firm Inscription Date 30.12.1932
Takeovers: BDO Visura International AG (CHE-101.311.259), per 29.11.2016
Continental Revision und Treuhand AG in Liquidation (CHE-102.133.983)
Fidirevisa SA (CHE-105.752.734), per 17.12.2015
BDO Sofirom SA (CHE-106.015.064), per 09.07.2013
Dr. Suter Treuhand AG (CHE-106.926.617), per 06.05.2010
FSA FIDUCIARIA SVIZZERA DEGLI ALBERGATORI DIVISIONE TICINO SA (CHE-110.366.118), per 09.07.2013
BDO Visura (Valais) SA (CHE-113.627.261), per 09.07.2013
FAOA Information
RAB ID 500705
RAB Permission state-regulated audit firm
FAOA License active
Link to FAOA website View auditor profile at FAOA
Branch offices (35) BDO AG (CHE-345.012.024) in Aarau (AG)   [+]
BDO AG (CHE-265.966.133) in Affoltern am Albis (ZH)
BDO AG (CHE-426.842.563) in Altdorf (UR) (UR)
BDO AG (CHE-229.255.214) in Baden (AG)
BDO AG (CHE-370.772.724) in Basel (BS)
BDO AG (CHE-430.259.378) in Bern (BE)
BDO AG (CHE-305.494.906) in Biel/Bienne (BE)
BDO AG (CHE-414.946.954) in Burgdorf (BE)
BDO AG (CHE-444.757.547) in Chur (GR)
BDO Visura (CHE-313.641.055) in Delémont (JU)
BDO SA (CHE-383.819.803) in Delémont (JU)
BDO SA (CHE-208.015.259) in Delémont (JU)
BDO Visura (CHE-421.671.283) in Egerkingen (SO)
BDO SA (CHE-347.141.454) in Epalinges (VD)
BDO AG (CHE-487.865.056) in Frauenfeld (TG)
Visura Société Fiduciaire (CHE-999.000.112) in Fribourg (FR)
BDO AG (CHE-314.312.594) in Glarus (GL)
BDO AG (CHE-327.753.565) in Grenchen (SO)
BDO AG (CHE-325.977.510) in Herisau (AR)
BDO AG (CHE-367.593.836) in Kreuzlingen (TG)
BDO AG (CHE-373.972.722) in Lachen (SZ)
BDO AG (CHE-132.773.704) in Lamone (TI)
BDO AG (CHE-408.158.150) in Langenthal (BE)
BDO AG (CHE-320.101.456) in Laufen (BL)
BDO AG (CHE-147.528.510) in Liestal (BL)
BDO AG (CHE-384.263.558) in Luzern (LU)
BDO Visura (CHE-325.058.313) in Nyon (VD)
BDO Visura (ADM-278.574.216) in Olten (SO)
BDO AG (CHE-303.222.254) in Olten (SO)
BDO SA (CHE-464.088.838) in Porrentruy (JU)
BDO SA (CHE-309.054.162) in Porrentruy (JU)
BDO AG (CHE-329.959.698) in Rüte (AI)
BDO AG (CHE-135.926.789) in Sarnen (OW)
BDO AG (CHE-161.247.777) in Schaffhausen (SH)
BDO SA (CHE-278.511.546) in Sion (VS)
BDO AG (CHE-389.731.986) in Solothurn (SO)
BDO AG (CHE-386.245.531) in St. Gallen (SG)
BDO AG (CHE-457.315.785) in Stans (NW)
BDO AG (CHE-384.985.628) in Steinhausen (ZG)
BDO AG (CHE-295.361.041) in Sursee (LU)
BDO SA (CHE-398.161.059) in Vernier (GE)
BDO SA (CHE-320.207.362) in Villars-sur-Glâne (FR)
BDO AG (CHE-345.180.503) in Wetzikon (ZH) (ZH)
BDO AG (CHE-363.697.773) in Wil (SG) (SG)
BDO Visura (CHE-316.539.499) in Zürich (ZH)
Membership in Associations EXPERTsuisse
SVIR
Number of auditors with permission 249  (23.65 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 8.5 years (max.: 27.9 years)

Total number of statutory audit engagements: 5'890 (Ranked #2 in Switzerland)

Change in number of audit engagements: +57 (since 31.12.2019), +144 (over the last 12 months)

Number of audit clients listed on a Swiss stock exchange: 16 (thereof 0 in the SMI, 0 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 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 493 2 20 451 161 109 108 176 28 36 40 349 20 74 90 114 15 306 97 47 119 65 204 67 223 741 4'155
Limited liability company 21     22 8 9 6 11 2 4 4 16 4   7 9 1 16 4 1 8   6 13 13 52 237
Foundation 116 1 9 133 34 61 12 27 9 10 14 77 2 14 22 35 2 85 15 11 29 15 58 15 20 247 1'073
Cooperative 28 1 1 35 5 3 8 1   6   25 1 2 1 1   9 2 9 3 2 7 1 3 77 231
Association 19     28 5 12 1 3 1 1   9       6   9   1 2   7   4 45 153
Special legal forms 2     3 1 1 1 6 2 2   2       2   5   1 4   4     5 41
679 4 30 672 214 195 136 224 42 59 58 478 27 90 120 167 18 430 118 70 165 82 286 96 263 1'167 5'890

This auditor is recorded as statutory auditor for 2023 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 5'890 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 426     15 18 10     1     16   1   2   24 5 4 1 1 2   14 65 605
Affoltern am Albis 6                                                 13 19
Altdorf (UR) 1                         2         10     66     4   83
Baden 102     5 1 2           4     1 2   4 3           4 13 141
Basel 7     6 60 113       1   4     2     8 2   4 5 1   3 11 227
Bern 16     266 1 2 22 2 1 6 1 12 3 1   2 1 8 5 9 1 1 7 6 6 34 413
Biel/Bienne       72 1 4   3     2   1         3               9 95
Burgdorf 3     63     1                     3               3 73
Chur                   30           1       2             33
Delémont       2             4   2                           8
Epalinges 1     1   1 9 21     11   4         1 1       210 8 2   270
Frauenfeld                               1       7         1 2 11
Glarus     1 2         29             12     1             16 61
Grenchen       25   1                 1 1   76     1   1   1 5 112
Herisau   1 4                 1       2     1             2 11
Lachen 12     1   2     3 1           6     32     1     3 20 81
Lamone       1     3 4   1                     146   1   2 5 163
Langenthal       91                           3             1   95
Laufen         17                         12                 29
Liestal 6       90 33         2     3       7 1           2 9 153
Luzern 17     12 3 1       7   293   21 24 6   1 5   5 2 1 4 36 34 472
Olten 8     7 1   1       1 1           48             2   69
Porrentruy               1                                     1
Porrentruy                     32                               32
Sarnen 1                     4   1 61     1             2 1 71
Sion             1 2                             9 67     79
Solothurn 3     65 4   2         1 1         224   1 1   1   1 16 320
St. Gallen 1 1 22 2     1   1 7           104 7 1 2 33     1   2 18 203
Stans 1                     9   53 10     1       5     1 1 81
Steinhausen 6   1 6 1 1           8 1   1 1     1           88 8 123
Sursee 12     3 2   1   2     105 1 4 6     2   1     1   4 3 147
Vernier       1     5 173       1 8   1           1   33 3 3 5 234
Villars-sur-Glâne           2 88           5           2       10 4 2 3 116
Wetzikon (ZH) 4     1         1     1     1 2 1   3 2         2 115 133
Zürich 46 2 2 25 15 23 2 18 4 6 5 18 1 4 12 25 9 3 44 11 5 1 8 4 77 756 1'126
679 4 30 672 214 195 136 224 42 59 58 478 27 90 120 167 18 430 118 70 165 82 286 96 263 1'167 5'890

Show client list for Aarau, Affoltern am Albis, Altdorf (UR), Baden, Basel, Bern, Biel/Bienne, Burgdorf, Chur, Delémont, Epalinges, Frauenfeld, Glarus, Grenchen, Herisau, Lachen, Lamone, Langenthal, Laufen, Liestal, Luzern, Olten, Porrentruy, Porrentruy, Sarnen, Sion, Solothurn, St. Gallen, Stans, Steinhausen, Sursee, Vernier, Villars-sur-Glâne, Wetzikon (ZH), Zürich.

Related audit firms

Network:

Total number of audit engagements across the network: 5'891

Direct personal relationship:

Further connections:

Latest audit engagements

These are this auditor's latest audit engagements.

Client Name Client UID Domicile Start Date Auditor Branch
Eurofins BioPharma Product Testing Switzerland AG CHE-260.080.334 Schönenwerd 13.07.2020 Bern
keyon AG CHE-105.325.125 Rapperswil-Jona 13.07.2020 Baden
Stiftung Haus zur Treib CHE-214.463.703 Seelisberg 10.07.2020 Luzern
Bethge AG CHE-374.341.820 Zofingen 09.07.2020 Aarau
Résidence 66 SA CHE-402.640.135 Gibloux 09.07.2020 Villars-sur-Glâne
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
Optimatis AG CHE-403.455.008 Zürich 13.07.2020 Auditor switch Zürich
Artech Ultrasonic Systems AG CHE-102.588.912 Bottighofen 10.07.2020 Auditor switch St. Gallen
Hassim AG CHE-102.581.353 Aarau 10.07.2020 Auditor switch Aarau
Info + Trade AG CHE-107.457.358 Opfikon 10.07.2020 Opting-out Zürich
RINCO ULTRASONICS AG CHE-107.945.712 Romanshorn 10.07.2020 Auditor switch St. Gallen