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SEBASTIEN DUFFOUR

Active
SIREN 537457509 VAT number FR30537457509

SEBASTIEN DUFFOUR is a company registered under SIREN number 537457509, with its registered office in BIO. Its main activity falls under the sector: Specialised construction activities. It has 4 establishments.

Sources: INSEE Sirene.

Identity

Legal form
Sole trader
Activity
Wood and PVC joinery works (43.32A)
Sector
Specialised construction activities
Headcount
1 to 2 employees
Created
25 Nov 2011
Establishments
4

Directors

Establishments

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 (14.9 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 des employés, techniciens et agents de maîtrise du bâtiment du 12 juillet 2006

    IDCC 2609 · in force, extended · 1 establishment · declared in July 2026

Labels and certifications

Recognised environmental guarantor (RGE)

  • Efficacité énergétique - _ECO Artisan®_ - Plâtrier / Plaquiste (8611M4D115)

    issued by qualibat · valid until 6 Apr 2030

  • Efficacité énergétique - _ECO Artisan®_ - Plâtrier / Plaquiste (8611M4D114)

    issued by qualibat · valid until 6 Apr 2030

  • Efficacité énergétique - _ECO Artisan®_ - Plâtrier / Plaquiste (8611M4D111)

    issued by qualibat · valid until 6 Apr 2030

  • Efficacité énergétique - _ECO Artisan®_ - Menuisier (8611M10D109)

    issued by qualibat · valid until 6 Apr 2030

Change history

  • officer_appointed (empty) → Entrepreneur individuel 9 Oct 2026

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