MERVANE

Active

SIREN 488761693 VAT number FR14488761693

MERVANE is a company registered under SIREN number 488761693, with its registered office in CARQUEFOU. Its main activity falls under the sector: Architectural and engineering activities; technical testing and analysis. It has 6 establishments. 1 serving director is recorded in the national business register. Its reported revenue for the financial year ended in 2025 is 0 euros.

Sources: INSEE Sirene, INPI RNE, INPI, annual accounts.

Identity

Legal form: SAS, simplified joint-stock company
Activity: Architectural activities (71.11Z)
Sector: Architectural and engineering activities; technical testing and analysis
Headcount: 10 to 19 employees
Created: 25 Feb 2006
Share capital: 1,500.00 EUR
Registered with the trade register: 1 Mar 2006
Financial year end: 31/12
Establishments: 6

Directors

HELENE JANINE LAGUILLE 57 years old, 06/1969 President de SAS

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.

KERVANE via HELENE JANINE LAGUILLE

Court decisions

Decisions published by the French Court of Cassation (Judilibre) that cite this company by its SIREN number. Individuals are pseudonymised.

Interim order, Tribunal judiciaire de Nantes 6 Nov 2025 · no. 25/00609

Other companies at the same address

5 other company head offices are registered at this address.

Establishments

48876169300065 registered office 44470 CARQUEFOU
48876169300032 44470 CARQUEFOU
48876169300057 44470 CARQUEFOU
48876169300024 94430 CHENNEVIERES-SUR-MARNE
48876169300040 94100 SAINT-MAUR-DES-FOSSES
48876169300016 44980 SAINTE-LUCE-SUR-LOIRE

Financial strength

Financial score

59 / 100 C

Confidence: medium · computed on the financial year ended 31 Dec 2025

Equity to assets (41.6 %): 15.7 out of 30
EBITDA margin: data missing, component not taken into account
Liquidity (178.0 %): 7.7 out of 20
Debt (0.0 %): 15.0 out of 15
Revenue trend: data missing, component not taken into account

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 (20.7 years): 20.0 out of 20
Accounts filed recently: 20.0 out of 20

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

Revenue and earnings

Detailed accounts for this company are not reproduced here, but its main aggregates are public.

Revenue Net income

Financial year	Revenue	Change	EBITDA	Net income
31 Dec 2025	0 €	—	0 €	147,118 €
31 Dec 2024	0 €	—	0 €	265,073 €
31 Dec 2023	0 €	-100.0 %	0 €	81,194 €
31 Dec 2022	883,961 €	—	42,301 €	36,322 €
31 Dec 2021	0 €	first year on record	0 €	387,329 €

Aggregates published by the French Directorate General for Enterprise, computed from accounts filed with the commercial court.

Explore similar companies

Collective agreements

Agreements declared by the employer in its payroll filings.

Convention collective nationale des entreprises d'architecture du 27 février 2003. Etendue par arrêté du 6 janvier 2004 JORF 16 janvier 2004.

IDCC 2332 · in force, extended · 1 establishment · declared in July 2026

Labels and certifications

Recognised environmental guarantor (RGE)

Architecte sur le site faire.fr (2)

issued by cnoa · valid until 1 Jan 2099

Legal notices

Filing of accounts 21 Aug 2026

Court :

Greffe du Tribunal de Commerce de nantes

Type of filing :

Comptes annuels et rapports

Closing date :

31/12/2025

BODACC C n 20260159, annonce n 1988 · Proof of publication (PDF)
Filing of accounts 1 Aug 2025

Court :

Greffe du Tribunal de Commerce de nantes

Type of filing :

Comptes annuels et rapports

Closing date :

31/12/2024

BODACC C n 20250146, annonce n 3825 · Proof of publication (PDF)
Filing of accounts 6 Sep 2024

Court :

Greffe du Tribunal de Commerce de nantes

Type of filing :

Comptes annuels et rapports

Closing date :

31/12/2023

BODACC C n 20240173, annonce n 1598 · Proof of publication (PDF)
Filing of accounts 8 Sep 2023

Court :

Greffe du Tribunal de Commerce de nantes

Type of filing :

Comptes annuels et rapports

Closing date :

31/12/2022

BODACC C n 20230173, annonce n 1688 · Proof of publication (PDF)
Filing of accounts 25 Sep 2022

Court :

Greffe du Tribunal de Commerce de nantes

Type of filing :

Comptes annuels et rapports

Closing date :

31/12/2021

BODACC C n 20220186, annonce n 2272 · Proof of publication (PDF)
Filing of accounts 12 Nov 2021

Court :

GREFFE DU TRIBUNAL DE COMMERCE DE NANTES

Type of filing :

Comptes annuels et rapports

Closing date :

31/12/2020

BODACC C n 20210220, annonce n 4615 · Proof of publication (PDF)
Sale or transfer 24 Aug 2021

Court :

GREFFE DU TRIBUNAL DE COMMERCE DE CRÉTEIL

Filing :

Acte en date du 30/06/2021 enregistré au SERVICE DEPARTEMENTAL DE L'ENREGISTREMENT DE CRETEIL le 06/07/2021 sous le numéro Dossier 2021 00018027 Référence 9404P61 2021 A 02808 Adresse de l'ancien propriétaire: 7 Boulevard Ampère - Le Sirus - Bâtiment B 44470 Carquefou

BODACC A n 20210164, annonce n 1647 · Proof of publication (PDF)
Filing of accounts 2 Sep 2020

Court :

GREFFE DU TRIBUNAL DE COMMERCE DE NANTES

Type of filing :

Comptes annuels et rapports

Closing date :

31/12/2019

BODACC C n 20200170, annonce n 1038 · Proof of publication (PDF)
Filing of accounts 22 Aug 2019

Court :

GREFFE DU TRIBUNAL DE COMMERCE DE NANTES

Type of filing :

Comptes annuels et rapports

Closing date :

31/12/2018

BODACC C n 20190161, annonce n 2256 · Proof of publication (PDF)
Amendment 18 Aug 2019

Court :

GREFFE DU TRIBUNAL DE COMMERCE DE NANTES

Amendment :

modification survenue sur l'adresse du siège

BODACC B n 20190158, annonce n 952 · Proof of publication (PDF)

Public contracts won

5 current contracts

CDC Habitat 62,740 € · 28 Feb 2024

Maitrise d’OEuvre pour réhabilitation de logements étudiants
Atlantique Habitations SA HLM 59,402 € · 10 Feb 2023

MARCHE DE MAITRISE D’OEUVRE POUR DES TRAVAUX DE REHABILITATION DE 49 LOGEMENTS COLLECTIFS, "RESIDENCE L’AIGLETIERE" A CARQUEFOU (44)
Atlantique Habitations SA HLM 59,402 € · 10 Feb 2023

MARCHE DE MAITRISE D’OEUVRE POUR DES TRAVAUX DE REHABILITATION DE 49 LOGEMENTS COLLECTIFS, "RESIDENCE L’AIGLETIERE" A CARQUEFOU (44)
Atlantique Habitations SA HLM 1,431,650 € · 2 May 2022

Accord-cadre de maîtrise d’oeuvre relatif aux travaux de maintenance et de gros entretiens des ensembles immobiliers d’Atlantique Habitations
Meldomys (Habitat 49) 92,872 € · 15 May 2020

Consultation pour la mission de maîtrise d’oeuvre à CHALONNES SUR LOIRE - rue Alfred Chambret - Travaux d’amélioration énergétique de 56 logements collectifs - Tr.0074

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

Annual accounts as PDF →

Filings and accounts

Formality 11 Jul 2025

Change history

officer_appointed (empty) → President de SAS 9 Oct 2026
registered_address (empty) → 7 boulevard Ampère le Sirius Bâtiment B 44470 Carquefou 3 Oct 2026
capital (empty) → 1500.00 3 Oct 2026

Frequently asked questions about MERVANE

What is the SIREN number of MERVANE?: The SIREN number of MERVANE is 488761693. Its intra-community VAT number is FR14488761693.
Where is the head office of MERVANE?: Head office address: 7 BOULEVARD AMPERE, 44470 CARQUEFOU.
When was MERVANE founded?: MERVANE was founded on 25 Feb 2006.
What does MERVANE do?: Its declared main activity is: Architectural activities (NAF code 71.11Z).
Who runs MERVANE?: The officer listed in the register is HELENE JANINE LAGUILLE (President de SAS).
What is the revenue of MERVANE?: The latest published revenue is 0 €, for the 2025 financial year.
How many employees does MERVANE have?: The declared headcount is 10 to 19 employees. Insee data for 2024.
Is MERVANE subject to insolvency proceedings?: No ongoing insolvency proceedings are published in the BODACC for this company.