Welcome to auditorstats - the Information Hub for the Swiss Audit Market

auditorstats.ch - THE comprehensive Swiss auditor database!

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«KYC? I know my customers inside out!» Of course, right?

7 of the 10 biggest audit firms rely on our analyses and statistics. They know why.

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Which audit firm is the market leader in your area?

With our interactive map, the answer is only a few clicks away!

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An analysis of the Swiss audit market tailored to your needs?

Yep, with our comprehensive database we can answer (almost) any question!

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Have we hit rock bottom, or will the number of statutory audits continue to decline?

We explore these and many other questions in our publications on the Swiss audit market.

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Are you looking for a new statutory auditor for your company, foundation or association?

Perfect, you found the right place!

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Lastest Auditor Changes

Company Name Domicile Engagement Start New Auditor Previous Auditor
Fondation Sonja Knapp Klosters 16.10.2026 W&P AG Treuhand Steuern Wirtschaftsprüfung, Chur Mittner + Partner, Treuhand Beratung Revision, Chur
Trant AG Itingen 16.10.2026 BruWi Treuhand AG, Baden Brunner Revisions GmbH in Liquidation, Basel
Primogerance SA Meyrin 16.10.2026 BDO SA, Epalinges RSM Audit Switzerland SA, succursale de Lausanne, Lausanne
Dorfgarage Eggenberger GmbH Grabs 16.10.2026 Montfort Audit & Advisory AG, Buchs (SG) TEAG Advisors AG, Grabs
Evinova AG Baar 16.10.2026 KPMG AG, Basel PricewaterhouseCoopers AG, Zug
Grand Théâtre de Genève Genève 16.10.2026 Société fiduciaire d'Expertise et de Revision SA, Genève BfB Société Fiduciaire Bourquin frères et Béran SA, Genève
BLT Baselland Transport AG Oberwil (BL) 16.10.2026 Ernst & Young AG, Basel PricewaterhouseCoopers AG, Basel
Abgottspon Haustechnik AG Stalden (VS) 16.10.2026 TRAG Treuhand und Revisions AG, Naters ACG Treuhand AG in Liquidation, Visp
International Council of Museums Fund Zürich 16.10.2026 Fiduciaire DRP SA, Genève Fiduciaire Marlyse Liniger, Borex
Rommelag CDMO Switzerland AG Zell (LU) 16.10.2026 Aeberli Treuhand AG, Zürich Kreston Veritas AG, Zürich
Cogestim Holding SA Lausanne 16.10.2026 BDO SA, Epalinges RSM Audit Switzerland SA, succursale de Lausanne, Lausanne
Frischknecht-Frühauf AG Witterswil 16.10.2026 Abelia Wirtschaftsprüfung und Beratung AG, Basel Nordwest Treuhand AG, Münchenstein
End AG Luzern 16.10.2026 CORDIS audit AG, Emmen Enikon Treuhand AG, Cham
Fondation d'intérêt public communal pour le logement à Corsier Corsier (GE) 16.10.2026 Société fiduciaire d'Expertise et de Revision SA, Genève ECHO SA, Genève
Afil GmbH Aarau 16.10.2026 Triflex Treuhand AG, Aarau IGT Revisions AG, Allschwil
Cellular Swiss SA Aigle 16.10.2026 Intermandat S.A., Société Fiduciaire, Lausanne Fiduciaire Jean-Christophe Gross, Vevey
COGESTIM SA Lausanne 16.10.2026 BDO SA, Epalinges RSM Audit Switzerland SA, succursale de Lausanne, Lausanne
Nordvent S.A. Yverdon-les-Bains 16.10.2026 Texfid, Troilo expert fiduciaire, Chavornay Fiduciaire Fidaceb SA, Yverdon-les-Bains
Recam S.A. Laténa 16.10.2026 KMS CORDIS audit AG, Aarberg KMS Treuhand & Revisions AG, Aarberg
Schönisol AG Zollikofen 16.10.2026 G + C Wirtschaftsprüfung GmbH, Bern GtA Treuhand AG, Thun

Evolution of the Swiss Audit Market

The chart depicts the evolution of active limited companies (AG, SA) and limited liability companies (GmbH, Sàrl) and shows how many of them have a statutory auditor. The decline is strongly related to the possibility of an opting-out for companies with up to ten employees which was introduced in 2008. At the same time, the number of new company registrations has increased significantly over the last years, thus reducing the audit rate for limited companies and limited liability companies from around 64% in 2005 to currently less than 20%.