Average engagement duration: 8.8 years (max.: 25.9 years)

Total number of statutory audit engagements: 33 (Ranked #171 in Switzerland)

Change in number of audit engagements: -1 (since 31.12.2023), -1 (over the last 12 months)

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

This audit firm is recorded as statutory auditor for 6 deleted entities. These are not included in the table above.

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Network:

• Frehner Verwaltungs und Revisions AG (CHE-112.359.589), 0 audit engagements

Total number of audit engagements across the network: 33

Direct personal relationship:

• Audit Suisse AG (CHE-112.451.953), 134 audit engagements
• Audit Treuhand AG (CHE-100.983.841), 30 audit engagements

Further connections:

• AB Activ-Treuhand GmbH (CHE-109.452.053), 0 audit engagements
• Frehner Treuhand AG (CHE-150.942.287), 23 audit engagements