corporary

HYDRIUM

Active
SIREN 830716361 VAT number FR69830716361

Business purpose.

Etude, conception, installation et maintenance génie climatique, plomberie, chauffage, gaz et sanitaires.

Identity

Legal form
SAS, simplified joint-stock company
Activity
Water and gas installation works in all kind of premises (43.22A)
Sector
Specialised construction activities
Headcount
20 to 49 employees
Created
5 Jul 2017
Share capital
100,000.00 EUR
Registered with the trade register
18 Jul 2017
Financial year end
30/09
Establishments
3

Directors

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.

  • ELERIUM via NICOLAS ALAIN JOSSEAUX
  • ZERIUM via NICOLAS ALAIN JOSSEAUX
  • VICTORIA via NICOLAS ALAIN JOSSEAUX

Other companies at the same address

2 other company head offices are registered at this address.

Establishments

Financial strength

Financial score

35 / 100 D

Confidence: medium · computed on the financial year ended 30 Sep 2025

Equity to assets (20.6 %)
9.5 out of 30
EBITDA margin
data missing, component not taken into account
Liquidity (123.1 %)
4.6 out of 20
Debt (72.3 %)
8.4 out of 15
Revenue trend
data missing, component not taken into account

formula fin-1.0

Legal score

99 / 100 A

Confidence: high

No insolvency proceedings
40.0 out of 40
Currently trading
20.0 out of 20
Age (9.3 years)
18.7 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 and net income by financial year
2020 2021 2022 2023 2024 2025

Revenue Net income

Financial year Revenue Change EBITDA Net income
30 Sep 2025 0 € — 0 € 30,790 €
30 Sep 2024 0 € — 0 € 135,415 €
30 Sep 2023 0 € — 0 € 59,124 €
30 Sep 2022 0 € — 0 € 26,869 €
30 Sep 2021 0 € — 0 € 21,724 €
30 Sep 2020 0 € first year on record 0 € 30,551 €

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

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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 non visées par le décret du 1er mars 1962 (c'est-à-dire occupant plus de 10 salariés) du 8 octobre 1990. Etendue par arrêté du 8 février 1991 JORF 12 février 1991.

    IDCC 1597 · 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)

  • QualiPAC Chauffage - Pose de chauffe-eau thermodynamique (43)

    issued by qualitenr · valid until 25 Nov 2026

  • QualiPAC Chauffage - Pose de pompe à chaleur (PAC aérothermique ou géothermique et chauffe-eau thermodynamique) (41)

    issued by qualitenr · valid until 25 Nov 2026

Legal notices

  • Filing of accounts 19 Mar 2026
    Court :
    Greffe du Tribunal de Commerce de nice
    Type of filing :
    Comptes annuels et rapports
    Closing date :
    30/09/2025

    BODACC C n 20260054, annonce n 727 · Proof of publication (PDF)

  • Amendment 9 Jan 2026
    Court :
    Greffe du Tribunal de Commerce de Nice
    Amendment :
    Modification survenue sur le capital.

    BODACC B n 20260005, annonce n 45 · Proof of publication (PDF)

  • Amendment 7 Mar 2025
    Court :
    Greffe du Tribunal de Commerce de Nice
    Amendment :
    Modification survenue sur l'administration.

    BODACC B n 20250047, annonce n 140 · Proof of publication (PDF)

  • Filing of accounts 27 Feb 2025
    Court :
    Greffe du Tribunal de Commerce de nice
    Type of filing :
    Comptes annuels et rapports
    Closing date :
    30/09/2024

    BODACC C n 20250041, annonce n 528 · Proof of publication (PDF)

  • Filing of accounts 28 Jan 2024
    Court :
    Greffe du Tribunal de Commerce de nice
    Type of filing :
    Comptes annuels et rapports
    Closing date :
    30/09/2023

    BODACC C n 20240019, annonce n 321 · Proof of publication (PDF)

  • Filing of accounts 28 Mar 2023
    Court :
    Greffe du Tribunal de Commerce de nice
    Type of filing :
    Comptes annuels et rapports
    Closing date :
    30/09/2022

    BODACC C n 20230061, annonce n 126 · Proof of publication (PDF)

  • Filing of accounts 16 Mar 2022
    Court :
    Greffe du Tribunal de Commerce de nice
    Type of filing :
    Comptes annuels et rapports
    Closing date :
    30/09/2021

    BODACC C n 20220053, annonce n 185 · Proof of publication (PDF)

  • Filing of accounts 10 Mar 2021
    Court :
    GREFFE DU TRIBUNAL DE COMMERCE DE NICE
    Type of filing :
    Comptes annuels et rapports
    Closing date :
    30/09/2020

    BODACC C n 20210048, annonce n 262 · Proof of publication (PDF)

  • Filing of accounts 10 May 2020
    Court :
    GREFFE DU TRIBUNAL DE COMMERCE DE NICE
    Type of filing :
    Comptes annuels et rapports
    Closing date :
    30/09/2019

    BODACC C n 20200090, annonce n 111 · Proof of publication (PDF)

Public contracts won

13 current contracts

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 6 Jan 2026
  • Formality 24 Jul 2025
  • Formality 4 Mar 2025

Change history

  • employee_range 11 → 12 4 Nov 2026
  • employee_range 11 → 12 3 Nov 2026
  • officer_appointed (empty) → Directeur general 9 Oct 2026
  • officer_appointed (empty) → President de SAS 9 Oct 2026
  • registered_address (empty) → 642 Route de Grenoble 06200 Nice 1 Oct 2026
  • capital (empty) → 100000.00 1 Oct 2026

Frequently asked questions about HYDRIUM

What is the SIREN number of HYDRIUM?
The SIREN number of HYDRIUM is 830716361. Its intra-community VAT number is FR69830716361.
Where is the head office of HYDRIUM?
Head office address: 642 AVENUE VALERY GISCARD D'ESTAING, 06200 NICE.
When was HYDRIUM founded?
HYDRIUM was founded on 5 Jul 2017.
What does HYDRIUM do?
Its declared main activity is: Water and gas installation works in all kind of premises (NAF code 43.22A).
Who runs HYDRIUM?
The officers listed in the register are Eric Claude Charles DEARO (Directeur general), NICOLAS ALAIN JOSSEAUX (President de SAS).
What is the revenue of HYDRIUM?
The latest published revenue is 0 €, for the 2025 financial year.
How many employees does HYDRIUM have?
The declared headcount is 20 to 49 employees. Insee data for 2024.
Is HYDRIUM subject to insolvency proceedings?
No ongoing insolvency proceedings are published in the BODACC for this company.

In the official registers

Further reading

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