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Fact Sheet In Extenso Audit Suisse SA

Core Company Information
Company Name In Extenso Audit Suisse SA
UID CHE-102.246.653
Alternative / previous Names GF Audit SA (until 22.01.2026)
MCG Révision S.A. (until 12.04.2008)
Domicile Montreux
Canton VD
Legal Form Limited corporation
Inscription Date 14.07.1994
Website https://in-extenso.ch
Phone +41 21 989 82 70
Takeovers: GF Audit SA Fribourg, Granges-Paccot (CHE-105.668.909), per 17.12.2025
GF Audit SA Genève, Carouge (CHE-105.821.140), per 17.12.2025
Offered services

Audit services

  • limited statutory examination (art. 727a CO)
  • ordinary statutory audit (art. 727 CO)
  • audit of incorporation or capital increase reports (art. 635a and 652f CO)
  • audit of capital decreases (art. 653m CO)
  • audit in relation to early distribution of assets (art. 745 CO)
  • audits in the context of the merger law
  • limited statutory examination according to art. 725a CO
  • other special examinations based on legal requirements (such as in the context of relocations or public bids)
  • audit of the equal pay analysis (art. 13d GEA)
  • audit of non-financial reports (such as sustainability reports according to art. 964a CO)

Non-audit services

  • accounting and fiduciary services
  • consulting
  • tax consulting
  • legal advice
  • due diligence
  • valuation services

Covered accounting standards

  • CO (Code of Obligations)
  • Swiss GAAP FER
  • IFRS (International Financial Reporting Standards)
  • HAM2 (Harmonized Accounting Model 2)

Covered languages

  • German
  • French
  • English
  • Italian
FAOA Information
FAOA ID 501865
RAB Permission licensed audit expert
FAOA License active (since 18.01.2008)
Link to FAOA website View auditor profile at FAOA
Branch offices (7) In Extenso Audit Suisse SA, succursale de Bienne (CHE-145.593.040) in Biel/Bienne (BE)  
In Extenso Audit Suisse SA, succursale de Bulle (CHE-432.615.432) in Bulle (FR)
In Extenso Audit Suisse SA, succursale de Granges-Paccot (CHE-442.274.634) in Granges-Paccot (FR)
In Extenso Audit Suisse SA, succursale de Morges (CHE-331.417.142) in Morges (VD)
GF Audit SA, succursale de Neuchâtel (CHE-237.876.950) in Neuchâtel (NE)
In Extenso Audit Suisse SA, succursale de Bagnes (CHE-235.340.331) in Val de Bagnes (VS)
In Extenso Audit Suisse SA, succursale d'Yverdon les Bains (CHE-396.702.286) in Yverdon-les-Bains (VD)
GF Audit SA, succursale de Carouge GE (CHE-206.241.448) in Carouge (GE) (GE)
GF Audit SA, succursale de Nyon (CHE-358.424.755) in Nyon (VD)
GF Audit SA, succursale d'Orbe (CHE-334.665.920) in Orbe (VD)
GF Audit SA, succursale d'Orbe (CHE-262.861.874) in Orbe (VD)
Membership in Associations EXPERTsuisse
TREUHAND|SUISSE
Number of auditors with permission 17  (22.18 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 9.2 years (max.: 31.6 years)

Total number of statutory audit clients: 377 (Ranked #20 in Switzerland)

Change in number of audit engagements: -1 (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.

  BE BS FR GE JU LU NE SZ VD VS ZG ZH
Limited corporation 8 3 15 16 3   12 1 195 8   1 262
Limited liability company 2   7 1     1   23 5 1   40
Foundation     2 2   1     52 2 1   60
Cooperative                 9 2     11
Association 1               3       4
11 3 24 19 3 1 13 1 282 17 2 1 377

This audit firm is recorded as statutory auditor for 77 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 377 statutory audits are performed by the branch offices as indicated in the table below.

  BE BS FR GE JU LU NE SZ VD VS ZG ZH
Biel/Bienne 10           1           11
Bulle     4                   4
Carouge (GE)       2                 2
Granges-Paccot     6           2       8
Montreux 1 2 12 17   1 4   218 13 2 1 271
Morges                 11 1     12
Neuchâtel     1   3   5   1       10
Val de Bagnes                   3     3
Yverdon-les-Bains   1 1       3 1 50       56
11 3 24 19 3 1 13 1 282 17 2 1 377

Show client list for Biel/Bienne, Bulle, Carouge (GE), Granges-Paccot, Montreux, Morges, Neuchâtel, Val de Bagnes, Yverdon-les-Bains.

Related audit firms

Network:

Total number of audit engagements across the network: 472

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
Guignard Trading Transport GTT S.A. CHE-103.595.464 Vully-les-Lacs 27.02.2026 Auditor switch Granges-Paccot
HOTEL DE LA POSTE VERBIER SA CHE-108.813.993 Val de Bagnes 13.02.2026 Auditor switch Montreux
WIT Sàrl Installation CHE-403.928.018 Marsens 02.02.2026 First auditor Granges-Paccot
Aerospacelab Switzerland Sàrl CHE-423.826.303 Crissier 23.12.2025 First auditor Montreux
Entreprises Médicales Gray SA CHE-104.468.288 Carouge (GE) 10.11.2025 Auditor switch Montreux
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
Sapin S.A. CHE-106.531.414 Morges 25.02.2026 Auditor switch Morges
PHIDA Résine SA CHE-106.439.493 Renens (VD) 20.01.2026 Auditor switch Montreux
Car-Point Carrosseries SA CHE-265.130.927 Blonay - Saint-Légier 14.01.2026 Auditor switch Montreux
PHIDA Étanchéité (Riviera) SA CHE-101.543.947 Corsier-sur-Vevey 24.12.2025 Auditor switch Montreux
PHIDA Étanchéité (VS) SA CHE-103.167.708 Evionnaz 24.12.2025 Auditor switch Montreux