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

Fact Sheet Baker Tilly OBT AG

Core Company Information
Company Name Baker Tilly OBT AG
UID CHE-109.555.641
Alternative / previous Names Baker Tilly OBT SA, Baker Tilly OBT Ltd
Baker Tilly (Switzerland) AG, Baker Tilly (Switzerland) SA, Baker Tilly (Switzerland) Ltd (until 29.09.2009)
Domicile Zürich
Canton ZH
Legal Form Limited corporation
Inscription Date 18.04.2002
FAOA Information
FAOA ID 500951
RAB Permission licensed audit expert
FAOA License active (since 05.11.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (1) Baker Tilly OBT AG, Zweigniederlassung St. Gallen (CHE-183.119.797) in St. Gallen (SG)
Baker Tilly (Switzerland) SA, succursale de Genève (CHE-465.395.881) in Genève (GE)
Membership in Associations EXPERTsuisse
Number of auditors with permission 33  (2.18 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 6.5 years (max.: 33 years)

Total number of statutory audit clients: 72 (Ranked #142 in Switzerland)

Change in number of audit engagements: - (since 31.12.2025), -6 (over the last 12 months)

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

  AG BE BS FR GE GL GR LU NW SG SH SO SZ TG TI VD ZG ZH
Limited corporation   4 1 2 2   1 1 1 1 3 1 4 1 2 2 20 12 58
Limited liability company 2 1       2 1 2     1           1 3 13
Foundation                     1               1
2 5 1 2 2 2 2 3 1 1 5 1 4 1 2 2 21 15 72

This audit firm is recorded as statutory auditor for 19 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 72 statutory audits are performed by the branch offices as indicated in the table below.

  AG BE BS FR GE GL GR LU NW SG SH SO SZ TG TI VD ZG ZH
St. Gallen                                 1   1
Zürich 2 5 1 2 2 2 2 3 1 1 5 1 4 1 2 2 20 15 71
2 5 1 2 2 2 2 3 1 1 5 1 4 1 2 2 21 15 72

Show client list for St. Gallen, Zürich.

Related audit firms

Network:

Total number of audit engagements across the network: 1'686

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
Bioengineering AG CHE-107.854.216 Wald (ZH) 12.12.2025 Auditor switch Zürich
Swisspower Renewables AG CHE-320.607.939 Zug 15.09.2025 Auditor switch St. Gallen
OCLC AG CHE-104.806.729 Basel 23.07.2025 Auditor switch Zürich
Hovione Inter AG CHE-101.872.084 Baar 08.04.2025 Auditor switch Zürich
Eurasia Welfare Stiftung CHE-427.976.284 Schaffhausen 31.01.2025 First auditor 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
LeaseForce AG CHE-193.147.973 Schlieren 11.12.2025 Auditor switch Zürich
OCLC AG CHE-104.806.729 Basel 26.11.2025 Auditor switch Zürich
ORS SERVICE AG CHE-105.851.253 Zürich 29.08.2025 Auditor switch Zürich
Acemar AG CHE-401.706.530 Luzern 10.04.2025 Auditor switch Zürich
Tavrida Electric Holding AG CHE-113.016.548 Cham 21.02.2025 Auditor switch Zürich