ACTIVE

Hydronic System Optimisation

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Financial year 2025 · Closed on 31/12/2025

Net result-2,3 M €-30,7 %over 1 year

Gross margin361,8 k €-50,7 %over 1 year

Equity-2 M €-779,3 %over 1 year

Workforce20,3 ETP-9,4 %over 1 year

Identity

Source · BCE/KBO

Hydronic System Optimisation is a Public limited company incorporated in 2013. Its main activity is: Computer programming activities. Its registered office is in Antwerpen. It employs on average 20,3 ETP workers (FTE).

Legal situation: Normal situation
BCE/KBO no. / VAT: BE 0541.792.312
Incorporation: 06/11/2013
Legal form: Public limited company
Registered office: Luchthavenlei 7A
2100 Antwerpen · FlandreSee on map
Contributed capital: 5 067 081,30 €
Latest accounts: 31/12/2025
Average workforce: 20,3 ETP

Activities (NACE)

62010Computer programming activities· main 62100Computer programming, consultancy and related activities 62090Other information technology and computer service activities 62900Computer programming, consultancy and related activities 64200Activities of holding companies 64210Activities of holding companies+4

Joint committees (3)

200
2000
20000

Signals

Good liquidityHealthy social debts

Financials

Source · NBB, 12 filings

Trend over 7 financial years

	2025		2024		2023		2022		2021
Income statement
Gross margin	361,8 k €	-50.7%	734 k €	+3.6%	708,8 k €	-21.4%	901,5 k €	-31.5%	1,3 M €
EBITDA	-1,7 M €	-21.3%	-1,4 M €	+5.6%	-1,5 M €	-21.7%	-1,2 M €	-97.1%	-615,6 k €
Operating result	-2,2 M €	-24.7%	-1,8 M €	-5.8%	-1,7 M €	-34.0%	-1,2 M €	-94.4%	-636,5 k €
Net result	-2,3 M €	-30.7%	-1,8 M €	-6.6%	-1,7 M €	-26.0%	-1,3 M €	-96.0%	-675,6 k €
Balance sheet
Equity	-2 M €	-779%	298,1 k €	-85.6%	2,1 M €	-44.6%	3,7 M €	+1469%	-273,5 k €
Total assets	1,5 M €	-25.3%	2 M €	-38.8%	3,3 M €	-42.4%	5,8 M €	+307%	1,4 M €
Cash	405,2 k €	+24.2%	326,1 k €	-75.4%	1,3 M €	-69.1%	4,3 M €	+903%	427,7 k €
Debts	3 M €	+125%	1,3 M €	+53.5%	858,2 k €	-51.8%	1,8 M €	+27.8%	1,4 M €
Other
Workforce	20,3 ETP	-9.4%	22,4 ETP	-7.1%	24,1 ETP	+21.1%	19,9 ETP	+11.2%	17,9 ETP

Board of directors

Source · NBB, accounts to 31/12/2025

8 active · 5 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Danny Gonnissen	Director25/05/2018 → 25/06/2029
DYNAMIC ADVICE0478.808.430Represented by Vandenbulcke WALTER	Director25/05/2018 → 25/06/2029
Karl Neyrinck	Director25/05/2018 → 25/06/2029
MASH0560.662.275Represented by Van HERCK SERGE	Director25/05/2018 → 25/06/2029
Junction Growth Partners0782.660.732Represented by Mermans Pieter-Jan	Director08/11/2022 → 07/11/2028
Rise PropTech Fund0770.826.930Represented by Gaëtan Baudelet	Director08/11/2022 → 07/11/2028
Société Anonyme de Participation et de Gestion0420.201.921Represented by Marc Melviez	Director08/11/2022 → 07/11/2028
Torchbearer Group Ltd1030.686.960Represented by Lewis Mark	Persoon belast met dagelijks bestuur

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
ROEL VANDENBULCKE0542.605.825Represented by Roel Vandenbulcke	Managing director18/08/2020 → 2024 accountsDirector18/08/2020 → 2023 accounts
STUDIO-MORI0848.139.393Represented by Peter Van Roosbroeck	Director25/05/2018 → 26/09/2019

Other companies at this address

Luchthavenlei 7A 2100 Antwerpen

Company	CBE no.
MANUS● Active	0808.114.522
MANUS ANTWERPEN● Active	0872.564.290
PX● Active	0448.317.172
TRIDELTA● Active	0644.746.033
Unifly● Active	0635.520.937

Full financial information

Source · NBB

	2025	2024	2023	2022	2021	2020
Type of account	Abridged model	Abridged model	Abridged model	Abridged model	Abridged model	Abridged model
Start of the financial year	01/01/2025	01/01/2024	01/01/2023	01/01/2022	01/01/2021	01/01/2020
Closing of the financial year	31/12/2025	31/12/2024	31/12/2023	31/12/2022	31/12/2021	31/12/2020
Length of the financial year	12 months	12 months	12 months	12 months	12 months	12 months
Filing date	24/08/2026	07/07/2025	08/08/2024	29/06/2023	30/06/2022	26/07/2021
General meeting	20/08/2026	30/06/2025	24/06/2024	26/06/2023	27/06/2022	28/06/2021
Currency of the financial year	EUR	EUR	EUR	EUR	EUR	EUR
NBB quality label	Satisfying controls	Satisfying controls	Satisfying controls	Satisfying controls	Satisfying controls	Satisfying controls

Financial ratios

Source · NBB

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Annual accounts filings

Source · NBB, 12 filings

Model	Closing	General meeting	Filed	Language	Document
Abridged model	31/12/2025	20/08/2026	24/08/2026	Dutch	PDF
Abridged model	31/12/2024	30/06/2025	07/07/2025	Dutch	PDF
Abridged model	31/12/2023	24/06/2024	08/08/2024	Dutch	PDF
Abridged model	31/12/2022	26/06/2023	29/06/2023	Dutch	PDF
Abridged model	31/12/2021	27/06/2022	30/06/2022	Dutch	PDF
Abridged model	31/12/2020	28/06/2021	26/07/2021	Dutch	PDF
Abridged model	31/12/2019	29/06/2020	13/08/2020	Dutch	PDF
Abridged model	31/12/2018	24/06/2019	07/08/2019	Dutch	PDF
Abridged model	31/12/2017	25/06/2018	09/07/2018	Dutch	PDF
Abridged model	31/12/2016	03/07/2017	02/08/2017	Dutch	PDF
Abridged model	31/12/2015	04/07/2016	29/08/2016	Dutch	PDF
Abridged model	31/12/2014	06/07/2015	14/08/2015	Dutch	PDF

Indicative valuation

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

8 active · 5 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Danny Gonnissen	Director25/05/2018 → 25/06/2029
DYNAMIC ADVICE0478.808.430Represented by Vandenbulcke WALTER	Director25/05/2018 → 25/06/2029
Karl Neyrinck	Director25/05/2018 → 25/06/2029
MASH0560.662.275Represented by Van HERCK SERGE	Director25/05/2018 → 25/06/2029
Junction Growth Partners0782.660.732Represented by Mermans Pieter-Jan	Director08/11/2022 → 07/11/2028
Rise PropTech Fund0770.826.930Represented by Gaëtan Baudelet	Director08/11/2022 → 07/11/2028
Société Anonyme de Participation et de Gestion0420.201.921Represented by Marc Melviez	Director08/11/2022 → 07/11/2028
Torchbearer Group Ltd1030.686.960Represented by Lewis Mark	Persoon belast met dagelijks bestuur

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
ROEL VANDENBULCKE0542.605.825Represented by Roel Vandenbulcke	Managing director18/08/2020 → 2024 accountsDirector18/08/2020 → 2023 accounts
STUDIO-MORI0848.139.393Represented by Peter Van Roosbroeck	Director25/05/2018 → 26/09/2019

Ownership and network

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Belgian Official Gazette publications

Source · Belgian Official Gazette

Other27/08/2026
STATUTEN (VERTALING, COORDINATIE, OVERIGE
PDF
Other13/07/2026
Uittreksel! uit de schriftelijke besluiten van het bestuursorgaan van de vennootschap d.d. 22 juni 2026:
PDF
Mandates05/12/2025
DIVERSEN - ONTSLAGEN - BENOEMINGEN
PDF
Mandates09/12/2024
ONTSLAGEN - BENOEMINGEN
PDF
Mandates04/12/2024
ONTSLAGEN - BENOEMINGEN
PDF
Mandates09/04/2024
ONTSLAGEN - BENOEMINGEN
PDF
Other24/10/2023
DIVERSEN
PDF
Mandates02/10/2023
ONTSLAGEN - BENOEMINGEN
PDF

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

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Timeline

Source · CBE, NBB annual accounts

Year

Identity

Incorporation

Name

Registered office

Annual accounts

Filings7 filings

Mandates

Société Anonyme de Participation et de Gestion

Rise PropTech Fund

Junction Growth Partners

MASH

DYNAMIC ADVICE

Karl Neyrinck

Danny Gonnissen

Torchbearer Group Ltd

ROEL VANDENBULCKE

STUDIO-MORI

Peter & Delphine

DABOE

Show the other mandate

20132014201520162017201820192020202120222023202420252026202720282029

Hydronic System Optimisation

Luchthavenlei 7A, 2100 Deurne (Antwerp)

Director

Persoon belast met dagelijks bestuur

DirectorManaging director

Director

CurrentPlanned, not yet servedEndedAccounts filedToday

Registered offices

Source · NBB annual accounts, CBE

Registered address	Period	Source
Luchthavenlei 7A, 2100 Deurne (Antwerp)Current	accounts 2022 → 2025	Accounts 2025 · 2026-00416447
Bredabaan 837, 2170 Merksem (Antwerp)	accounts 2021	Accounts 2021 · 2022-20126655

Company names

Source · NBB annual accounts, CBE

Name	Period	Source
Hydronic System OptimisationCurrent	accounts 2014 → 2025	Accounts 2025 · 2026-00416447

Events

2025
Annual accounts 2025-2,3 M €↓
2024
Annual accounts 2024-1,8 M €↓
2023
Annual accounts 2023-1,7 M €↓
2022
Annual accounts 2022-1,3 M €↓
2021
Annual accounts 2021-675,6 k €↓
2015
Annual accounts 2015-349,1 k €↓
2014
Annual accounts 2014-348,2 k €
06/11/2013
IncorporationPublic limited company

Hydronic System Optimisation

Overview

Identity

Financials

Board of directors

Other companies at this address

Financials

Full financial information

Financial ratios

Annual accounts filings

Valuation

Indicative valuation

Directors & structure

Board of directors

Ownership and network

Publications

Belgian Official Gazette publications

Similar companies

Similar companies

Timeline

Timeline

Registered offices

Company names

Events