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Fact Sheet Brunner et Associés SA, société fiduciaire

Core Company Information
Company Name Brunner et Associés SA, société fiduciaire
UID CHE-107.962.254
Alternative / previous Names Cecosa SA
Domicile Neuchâtel
Canton NE
Legal Form Limited corporation
Inscription Date 29.11.1991
FAOA Information
FAOA ID 501010
RAB Permission licensed audit expert
FAOA License active (since 22.11.2007)
Link to FAOA website View auditor profile at FAOA
Branch offices (2) Brunner et Associés SA, société fiduciaire, succursale de Genève (CHE-160.274.300) in Genève (GE)
Brunner et Associés SA, société fiduciaire, succursale de La Chaux-de-Fonds (CHE-241.844.545) in La Chaux-de-Fonds (NE)
Membership in Associations EXPERTsuisse
TREUHAND|SUISSE
Number of auditors with permission 9  (22.56 audit engagements per employee on average)
Auditor Statistics

Average engagement duration: 11.1 years (max.: 32.9 years)

Total number of statutory audit clients: 203 (Ranked #54 in Switzerland)

Change in number of audit engagements: +3 (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.

  AR BE BS FR GE NE SZ VD VS ZG ZH ∑
Limited corporation   6 1 1 15 96 2 7 1 1 2 132
Limited liability company 1 1   1 2 14           19
Foundation       2 16 28     1     47
Cooperative           2           2
Association           3           3
∑ 1 7 1 4 33 143 2 7 2 1 2 203

This audit firm is recorded as statutory auditor for 107 deleted entities. These are not included in the table above.

Display client list

Audit Engagements by Branch Office

The 203 statutory audits are performed by the branch offices as indicated in the table below.

  AR BE BS FR GE NE SZ VD VS ZG ZH ∑
Genève       1 22             23
La Chaux-de-Fonds           1           1
Neuchâtel 1 7 1 3 11 142 2 7 2 1 2 179
∑ 1 7 1 4 33 143 2 7 2 1 2 203

Show client list for Genève, La Chaux-de-Fonds, Neuchâtel.

Related audit firms

Direct personal relationship:

Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
Cabinet Médical Santé 360 Sàrl CHE-412.617.787 La Chaux-de-Fonds 03.06.2026 First auditor Neuchâtel
Houmard S.A. CHE-101.637.488 Valbirse 04.05.2026 Auditor switch Neuchâtel
Fondation Helvétique de Bienfaisance CHE-110.388.686 Neuchâtel 29.04.2026 Auditor switch Neuchâtel
Berneron SA CHE-324.264.815 Neuchâtel 28.04.2026 First auditor Neuchâtel
The Energy Foundation Europe CHE-248.817.928 Genève 17.04.2026 First auditor Genève
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
UDITIS SA CHE-105.513.566 Neuchâtel 28.05.2026 Auditor switch Neuchâtel
dbi services sa CHE-115.853.816 Delémont 18.05.2026 Auditor switch Neuchâtel
Sequotech SA CHE-253.939.537 Delémont 15.05.2026 Auditor switch Neuchâtel
Les mains vertes, paysages & jardins S.A. CHE-100.633.789 Laténa 23.03.2026 Auditor switch Neuchâtel
Interlangues (Neuchâtel) Sàrl CHE-112.199.452 Neuchâtel 11.12.2025 Auditor switch Neuchâtel