ACTIVE

ISB BUILDING TECHNICS

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Financial year 2025 · Closed on 31/12/2025

Net result866,6 k €-13,2 %over 1 year
Revenue25,3 M €+0,2 %over 1 year
Equity2,7 M €+6,8 %over 1 year
Workforce87,8 ETP-14,9 %over 1 year

Identity

Source · BCE/KBO

ISB BUILDING TECHNICS is a Public limited company incorporated in 1950. Its registered office is in Saint-Josse-ten-Noode. It employs on average 87,8 ETP workers (FTE).

Legal situation
Normal situation
BCE/KBO no. / VAT
BE 0402.940.869
Incorporation
10/10/1950
Legal form
Public limited company
Registered office
Boulevard du Roi Albert II 19
1210 Saint-Josse-ten-Noode · BruxellesSee on map
Contributed capital
2 225 000,00 €
Latest accounts
31/12/2025
Average workforce
87,8 ETP
Joint committees (3)
  • 124
  • 200
  • 218
Signals
ProfitableLow riskGood liquidityPositive cashflowPositive EBITDAHealthy social debtsHigh revenue

Financials

Source · NBB, 26 filings

Trend over 18 financial years

20252024202320222021
Income statement
Revenue25,3 M €25,2 M €24,2 M €22 M €21,8 M €
EBITDA1,3 M €1,1 M €193,5 k €626,9 k €238,7 k €
Operating result1,2 M €1,3 M €175,6 k €882,2 k €381,8 k €
Net result866,6 k €998,4 k €-49,5 k €457,1 k €244,8 k €
Balance sheet
Equity2,7 M €2,6 M €2 M €2 M €1,6 M €
Total assets13,2 M €12 M €10,8 M €8,9 M €10,4 M €
Cash299,3 €2,9 k €4,3 k €31,3 k €1,3 M €
Debts9,4 M €8,4 M €7,7 M €6,3 M €7,8 M €
Other
Workforce87,8 ETP103,2 ETP108,0 ETP115,1 ETP131,9 ETP

Valuation

Indicative valuation

As an indication, this company is worth

between 10 M€ and 25 M€
See the valuation

Board of directors

Source · NBB, accounts to 31/12/2025

5 active · 56 ended

Active mandates

Iris TRUYEN

Managing director · since 23 avril 2025 · until 30 mai 2028

Active
Nicolas ROGEZ

Chairman of the board of directors · since 23 avril 2025 · until 30 mai 2028

Active
Antoine LOHEST

Managing director · since 13 juin 2024 · until 23 avril 2025

Active
Natalie DEWULF

Chairman of the board of directors · since 13 juin 2024 · until 23 avril 2025

Active
Xavier ALLARD

Director · since 20 juin 2022 · until 26 mai 2026

Active

Ended mandates

XAVIER ALLARD

Director · since 20 juin 2022 · until 27 mai 2025

Ended
Antoine LOHEST

Managing director · since 01 juin 2022 · until 28 mai 2024

Ended
Antoine LOHEST

Managing director · since 01 juin 2022 · until 13 juin 2024

Ended
ANTOINE LOHEST

Managing director · since 01 juin 2022 · until 20 juin 2022

Ended

Other companies at this address

Boulevard du Roi Albert II 19 1210 Saint-Josse-ten-Noode
CompanyCBE no.
ACCESSO● Active
0506.857.563
ACV - CSC METEA● Active
0822.975.615
AIRPORT GLOBAL SERVICES● Active
0508.826.960
AM EQUANS-HYDROGAZ● Active
0799.845.271
ARIANE BUILDING● Active
0862.467.382
ASSOCIATION BELGE DES ASSET MANAGERS - BELGISCHE VERENIGING VAN ASSET MANAGERS● Active
0567.779.996
association des juristes de l'assurance● Active
0881.371.395
ASSOCIATION POUR LA LUTTE CONTRE LA FRAUDE A L'ASSURANCE● Active
0833.843.870
Association Professionnelle des Inspecteurs et Experts d'Assurance● Active
0466.327.401
ASSURALIA (union professionnelle des entreprises d'assurances)● Active
0407.878.367
ASTARCO● Active
0892.593.208
AZURE INVESTMENTS● Active
1040.469.609
AZURE REAL ESTATE● Active
1017.762.305
Becobra● Active
0443.023.249
BICL I● Liquidation
0437.516.817
CAROLEASE 12● Active
0508.640.185
Central Labelling Agency of the Belgian SRI label● Active
0730.567.475
CEPOM FONDS DE SECURITE D'EXISTENCE● Active
0878.980.247
Circul 2020● Active
0688.695.347
Consortium - JVSF● Active
0712.874.675

Full financial information

Source · NBB
202520242023202220212020
Type of accountFull modelFull modelFull modelFull modelFull modelFull model
Start of the financial year01/01/202501/01/202401/01/202301/01/202201/01/202101/01/2020
Closing of the financial year31/12/202531/12/202431/12/202331/12/202231/12/202131/12/2020
Length of the financial year12 months12 months12 months12 months12 months12 months
Filing date27/05/202616/06/202523/07/202401/08/202313/07/202209/07/2021
General meeting26/05/202627/05/202513/06/202430/05/202320/06/202225/05/2021
Currency of the financial yearEUREUREUREUREUREUR
NBB quality labelSatisfying controlsSatisfying controlsSatisfying controlsSatisfying controlsSatisfying controlsSatisfying controls

Financial ratios

Source · NBB

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Annual accounts filings

Source · NBB, 26 filings
ModelClosingGeneral meetingFiledLanguageDocument
Full model31/12/202526/05/202627/05/2026FrenchPDF
Full model31/12/202526/05/202627/05/2026DutchPDF
Full model31/12/202427/05/202516/06/2025FrenchPDF
Full model31/12/202427/05/202516/06/2025DutchPDF
Full model31/12/202313/06/202423/07/2024FrenchPDF
Full model31/12/202313/06/202408/07/2024DutchPDF
Full model31/12/202230/05/202301/08/2023FrenchPDF
Full model31/12/202230/05/202320/07/2023DutchPDF
Full model31/12/202120/06/202213/07/2022FrenchPDF
Full model31/12/202120/06/202213/07/2022DutchPDF
Full model31/12/202025/05/202109/07/2021FrenchPDF
Full model31/12/201929/05/202025/06/2020FrenchPDF
Full model31/12/201828/05/201925/06/2019FrenchPDF
Full model31/12/201729/06/201826/07/2018FrenchPDF
Full model31/12/201631/05/201730/06/2017FrenchPDF
Full model31/12/201531/05/201614/06/2016FrenchPDF
Full modelCorrection31/12/201426/05/201522/09/2015FrenchPDF
Full model31/12/201426/05/201506/08/2015FrenchPDF
Full model31/12/201327/05/201424/06/2014FrenchPDF
Full model31/12/201228/05/201324/06/2013FrenchPDF
Full model31/12/201103/04/201227/06/2012FrenchPDF
Full model31/12/201005/04/201129/06/2011FrenchPDF
Full model31/12/200906/04/201023/06/2010FrenchPDF
Full model31/12/200807/04/200914/05/2009FrenchPDF
Full model31/12/200701/04/200827/06/2008FrenchPDF
Full model31/12/200603/04/200704/06/2007FrenchPDF

Indicative valuation

Order of magnitude

As an indication, this company is worth

between 10 M€ and 25 M€

The detail comes with the Business plan: low and high bounds, the valuation bridge for each financial year, transaction multiples by sector and size, group valuation and exports.

Discover the Business plan
Disclaimer

Indicative estimate based on public sector multiples and the filed annual accounts. It is neither a certified valuation nor financial or investment advice.

Board of directors

Source · NBB, accounts to 31/12/2025

5 active · 56 ended

Active mandates

Iris TRUYEN

Managing director · since 23 avril 2025 · until 30 mai 2028

Active
Nicolas ROGEZ

Chairman of the board of directors · since 23 avril 2025 · until 30 mai 2028

Active
Antoine LOHEST

Managing director · since 13 juin 2024 · until 23 avril 2025

Active
Natalie DEWULF

Chairman of the board of directors · since 13 juin 2024 · until 23 avril 2025

Active
Xavier ALLARD

Director · since 20 juin 2022 · until 26 mai 2026

Active

Ended mandates

XAVIER ALLARD

Director · since 20 juin 2022 · until 27 mai 2025

Ended
Antoine LOHEST

Managing director · since 01 juin 2022 · until 28 mai 2024

Ended
Antoine LOHEST

Managing director · since 01 juin 2022 · until 13 juin 2024

Ended
ANTOINE LOHEST

Managing director · since 01 juin 2022 · until 20 juin 2022

Ended

Ownership and network

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Belgian Official Gazette publications

Source · Belgian Official Gazette
  • Other29/07/2026
    DIVERSEN
    PDF
  • Other29/07/2026
    DIVERS
    PDF
  • Other02/03/2026
    DIVERSEN
    PDF
  • Other02/03/2026
    DIVERS
    PDF
  • Mandates09/07/2025
    DIVERSEN - ONTSLAGEN - BENOEMINGEN
    PDF
  • Mandates09/07/2025
    DIVERS - DEMISSIONS, NOMINATIONS
    PDF
  • Other10/07/2024
    DIVERSEN
    PDF
  • Other10/07/2024
    DIVERS
    PDF

Similar companies

A company's peers, by sector and size, are included in the Business plan.

See the Business plan

Timeline

  1. 2025
    Annual accounts 2025866,6 k €↓
  2. 2024
    Annual accounts 2024998,4 k €↑
  3. 2024
    Name changeISB BUILDING TECHNICS
  4. 2023
    Annual accounts 2023-49,5 k €↓
  5. 2022
    Annual accounts 2022457,1 k €↑
  6. 2021
    Annual accounts 2021244,8 k €↑
  7. 2021
    Name changeISB BUILDINGS TECHNICS
  8. 2020
    Annual accounts 202036,8 k €↓
  9. 2019
    Annual accounts 2019155,9 k €↑
  10. 2018
    Annual accounts 2018-1,3 M €↓
  11. 2017
    Annual accounts 2017789 k €↑
  12. 2016
    Annual accounts 2016-1,7 M €↓
  13. 2015
    Annual accounts 2015210,9 k €↓
  14. 2014
    Annual accounts 2014616,1 k €↓
  15. 2013
    Annual accounts 2013674,3 k €↓
  16. 2012
    Annual accounts 2012679,4 k €↓
  17. 2011
    Annual accounts 2011792,9 k €↓
  18. 2010
    Annual accounts 20101,1 M €↑
  19. 2009
    Annual accounts 2009335,4 k €↓
  20. 2008
    Annual accounts 2008865,9 k €
  21. 10/10/1950
    IncorporationPublic limited company