LIONNEL KEIRSSE

Active

SIREN 430193102 VAT number FR41430193102

LIONNEL KEIRSSE is a company registered under SIREN number 430193102, with its registered office in MONTBARD. Its main activity falls under the sector: Specialised construction activities. It has 3 establishments. 1 serving director is recorded in the national business register.

Sources: INSEE Sirene, INPI RNE.

Identity

Legal form: Sole trader
Activity: Installation works of thermic and air conditioning equipment (43.22B)
Sector: Specialised construction activities
Headcount: 6 to 9 employees
Created: 3 Apr 2000
Establishments: 3

Directors

LIONNEL KEIRSSE Entrepreneur individuel

Establishments

43019310200018 registered office 21500 MONTBARD
43019310200026 21500 MONTBARD
43019310200034 21500 MONTBARD

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 (26.6 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 ouvriers employés par les entreprises du bâtiment visées par le décret du 1er mars 1962 (c'est-à-dire occupant jusqu'à 10 salariés) du 8 octobre 1990.

IDCC 1596 · in force, extended · 1 establishment · declared in July 2026
Convention collective nationale des cadres du bâtiment du 1er juin 2004

IDCC 2420 · in force, not extended · 1 establishment · declared in July 2026
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)

Chauffage + - Pose de chaudires condensation et micro-cognration (61)

issued by qualitenr · valid until 29 Dec 2026
Installation de VMC en habitat individuel, collectif ou autre bâtiment inférieur à 1000 m² (5311D108)

issued by qualibat · valid until 20 Nov 2029
Remplacement de chaudière gaz/fuel en logement individuel (5211D107)

issued by qualibat · valid until 20 Nov 2029
Remplacement de chaudière gaz/fuel en logement individuel (5211D101)

issued by qualibat · valid until 20 Nov 2029
Installation de plomberie sanitaire en habitat individuel, collectif ou autre bâtiment inférieur à 1000 m² (5111D107)

issued by qualibat · valid until 20 Nov 2030

Change history

officer_appointed (empty) → Entrepreneur individuel 9 Oct 2026

Frequently asked questions about LIONNEL KEIRSSE

What is the SIREN number of LIONNEL KEIRSSE?: The SIREN number of LIONNEL KEIRSSE is 430193102. Its intra-community VAT number is FR41430193102.
Where is the head office of LIONNEL KEIRSSE?: Head office address: 3 RUE ALFRED DEBUSSY, 21500 MONTBARD.
When was LIONNEL KEIRSSE founded?: LIONNEL KEIRSSE was founded on 3 Apr 2000.
What does LIONNEL KEIRSSE do?: Its declared main activity is: Installation works of thermic and air conditioning equipment (NAF code 43.22B).
Who runs LIONNEL KEIRSSE?: The officer listed in the register is LIONNEL KEIRSSE (Entrepreneur individuel).
How many employees does LIONNEL KEIRSSE have?: The declared headcount is 6 to 9 employees. Insee data for 2023.
Is LIONNEL KEIRSSE subject to insolvency proceedings?: No ongoing insolvency proceedings are published in the BODACC for this company.