GUILLAUME COSSENET

Active

SIREN 403882475 VAT number FR67403882475

GUILLAUME COSSENET is a company registered under SIREN number 403882475, with its registered office in CHALONS-EN-CHAMPAGNE. Its main activity falls under the sector: Activities auxiliary to financial services and insurance activities. It has 2 establishments.

Sources: INSEE Sirene.

Identity

Legal form: Sole trader
Activity: Activities of insurance agents and brokers (66.22Z)
Sector: Activities auxiliary to financial services and insurance activities
Headcount: 3 to 5 employees
Created: 18 Jan 1996
Establishments: 2

Directors

Guillaume COSSENET 60 years old, 11/1965 Entrepreneur individuel

Related companies

Companies run by the same people. Statutory auditors and liquidators are excluded: they serve in dozens of unrelated companies, and including them would draw groups that do not exist.

SIXCOS IMMOBILIER via Guillaume COSSENET

Establishments

40388247500037 registered office 51000 CHALONS-EN-CHAMPAGNE
40388247500011 51000 CHALONS-EN-CHAMPAGNE

Financial strength

Financial score

Cannot be computed, not enough data

Confidence: low

formula fin-1.0

Legal score

100 / 100 A

Confidence: high

No insolvency proceedings: 40.0 out of 40
Currently trading: 20.0 out of 20
Age (30.7 years): 20.0 out of 20
Accounts filed recently: data missing, component not taken into account

formula leg-1.0

These scores are computed by us from public data, using a published formula. They are not advice, not a guarantee, not a credit decision, and they do not replace a review of the accounts. See how it is calculated

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Collective agreements

Agreements declared by the employer in its payroll filings.

Convention collective nationale du personnel des agences générales d'assurances du 2 juin 2003. Etendue par arrêté du 9 décembre 2003 JORF 18 décembre 2003

IDCC 2335 · repealed · 1 establishment · declared in July 2026

Legal notices

Amendment 8 Jan 2026

Court :

Greffe du Tribunal de Commerce de Châlon-en-Champagne

Amendment :

modification survenue sur l'adresse de l'établissement

BODACC B n 20260004, annonce n 1409 · Proof of publication (PDF)

Public contracts won

1 current contract

NOV'HABITAT (NOV' HABITAT) 89,877 € · 28 Oct 2025

Assurances pour les besoins de Nov’Habitat lot 7 - Locataires non assurés - marché 2025-118

Source: essential public procurement data (DECP), Open Licence 2.0. Only the current version of each contract is shown.

Filings and accounts

Formality 14 Jan 2026
Formality 7 Jan 2026
Formality 31 Dec 2025

Change history

officer_appointed (empty) → Entrepreneur individuel 9 Oct 2026