ACTIVE

ONDERNEMINGEN IR. OSCAR DE JONGE EN ZOON

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Financial year 2025 · Closed on 31/12/2025

Net result159,5 k €-11,1 %over 1 year

Gross margin1,7 M €-5,5 %over 1 year

Equity1,7 M €+10,2 %over 1 year

Workforce20,7 ETP-11,9 %over 1 year

Identity

Source · BCE/KBO

ONDERNEMINGEN IR. OSCAR DE JONGE EN ZOON is a Public limited company incorporated in 1975. Its main activity is: Construction of roads and motorways. Its registered office is in Aalst. It employs on average 20,7 ETP workers (FTE).

Legal situation: Normal situation
BCE/KBO no. / VAT: BE 0415.600.161
Incorporation: 24/12/1975
Legal form: Public limited company
Registered office: Brusselse steenweg 2 box A
9300 Aalst · FlandreSee on map
Contributed capital: 600 000,00 €
Latest accounts: 31/12/2025
Average workforce: 20,7 ETP

Activities (NACE)

42110Construction of roads and motorways· main 42110Construction of roads and motorways 45230Maintenance and repair of motor vehicles

Joint committees (3)

Signals

ProfitableSolid equityLow riskGood liquidityPositive cashflowPositive EBITDAHealthy social debts

Financials

Source · NBB, 20 filings

Trend over 13 financial years

	2025		2024		2023		2022		2021
Income statement
Gross margin	1,7 M €	-5.5%	1,8 M €	-3.4%	1,9 M €	+16.8%	1,6 M €	+13.3%	1,4 M €
EBITDA	415,2 k €	-5.8%	440,8 k €	-10.6%	493,3 k €	+43.1%	344,7 k €	+94.7%	177,1 k €
Operating result	231,6 k €	-4.4%	242,3 k €	-20.7%	305,4 k €	+79.9%	169,8 k €	+834%	18,2 k €
Net result	159,5 k €	-11.1%	179,4 k €	-18.4%	220 k €	+56.1%	140,9 k €	+1981%	6,8 k €
Balance sheet
Equity	1,7 M €	+10.2%	1,6 M €	+12.9%	1,4 M €	+18.8%	1,2 M €	+13.7%	1 M €
Total assets	2,7 M €	+3.5%	2,6 M €	-4.3%	2,8 M €	+16.2%	2,4 M €	-3.4%	2,5 M €
Cash	682,1 k €	+3.3%	660,3 k €	+3.1%	640,5 k €	+127%	282,3 k €	-8.1%	307 k €
Debts	943,1 k €	-5.5%	998,2 k €	-18.7%	1,2 M €	+9.8%	1,1 M €	-14.2%	1,3 M €
Other
Workforce	20,7 ETP	-11.9%	23,5 ETP	-4.1%	24,5 ETP	0.0%	24,5 ETP	+0.8%	24,3 ETP

Valuation

Indicative valuation

As an indication, this company is worth

between 1 M€ and 2,5 M€

See the valuation

Board of directors

Source · NBB, accounts to 31/12/2025

2 active · 3 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Ann De Jonge	Director28/05/2022 → 27/05/2028
Nick De Jonge	Directorsince 16/11/2020Managing director31/05/2008 → 30/05/2020ended

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Herman De Jonge	Director31/05/2014 → 30/05/2020Managing director31/05/2014 → 30/05/2020
Nelly Ringoir	Director31/05/2014 → 30/05/2020

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	10/07/2026	14/07/2025	20/06/2024	20/06/2023	21/06/2022	03/06/2021
General meeting	30/06/2026	31/05/2025	25/05/2024	27/05/2023	28/05/2022	29/05/2021
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, 20 filings

Model	Closing	General meeting	Filed	Language	Document
Abridged model	31/12/2025	30/06/2026	10/07/2026	Dutch	PDF
Abridged model	31/12/2024	31/05/2025	14/07/2025	Dutch	PDF
Abridged model	31/12/2023	25/05/2024	20/06/2024	Dutch	PDF
Abridged model	31/12/2022	27/05/2023	20/06/2023	Dutch	PDF
Abridged model	31/12/2021	28/05/2022	21/06/2022	Dutch	PDF
Abridged model	31/12/2020	29/05/2021	03/06/2021	Dutch	PDF
Abridged model	31/12/2019	30/05/2020	10/06/2020	Dutch	PDF
Abridged model	31/12/2018	25/05/2019	09/06/2019	Dutch	PDF
Abridged model	31/12/2017	26/05/2018	09/07/2018	Dutch	PDF
Abridged model	31/12/2016	30/06/2017	09/08/2017	Dutch	PDF
Abridged model	31/12/2015	30/06/2016	29/08/2016	Dutch	PDF
Abridged model	31/12/2014	30/06/2015	19/08/2015	Dutch	PDF
Abridged model	31/12/2013	30/06/2014	22/08/2014	Dutch	PDF
Abridged model	31/12/2012	30/06/2013	12/07/2013	Dutch	PDF
Abridged model	31/12/2011	30/06/2012	31/08/2012	Dutch	PDF
Abridged model	31/12/2010	28/05/2011	20/06/2011	Dutch	PDF
Abridged model	31/12/2009	29/05/2010	25/08/2010	Dutch	PDF
Abridged model	31/12/2008	30/06/2009	07/07/2009	Dutch	PDF
Abridged model	31/12/2007	31/05/2008	05/06/2008	Dutch	PDF
Abridged model	31/12/2006	28/03/2007	30/03/2007	Dutch	PDF

Indicative valuation

Order of magnitude

As an indication, this company is worth

between 1 M€ and 2,5 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

2 active · 3 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Ann De Jonge	Director28/05/2022 → 27/05/2028
Nick De Jonge	Directorsince 16/11/2020Managing director31/05/2008 → 30/05/2020ended

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Herman De Jonge	Director31/05/2014 → 30/05/2020Managing director31/05/2014 → 30/05/2020
Nelly Ringoir	Director31/05/2014 → 30/05/2020

Ownership and network

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Belgian Official Gazette publications

Source · Belgian Official Gazette

Mandates26/05/2023
ONTSLAGEN - BENOEMINGEN
PDF
Mandates23/11/2020
ONTSLAGEN - BENOEMINGEN
PDF
Mandates18/06/2020
ONTSLAGEN - BENOEMINGEN
PDF
Mandates20/06/2018
MAATSCHAPPELIJKE ZETEL - ONTSLAGEN - BENOEMINGEN
PDF
Mandates01/09/2014
ONTSLAGEN - BENOEMINGEN
PDF
Mandates18/06/2008
ONTSLAGEN - BENOEMINGEN
PDF
Capital / shares14/12/2006
KAPITAAL - AANDELEN - ALGEMENE VERGADERING - STATUTEN (VERTALING, COÖRDINATIE, OVERIGE WIJZIGINGEN, )
PDF
Mandates20/03/2006
ONTSLAGEN - BENOEMINGEN
PDF

Similar companies

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

See the Business plan

Timeline

Source · CBE, NBB annual accounts

Year

Identity

Incorporation

Name

Registered office

Annual accounts

Filings13 filings

Mandates

Ann De Jonge

Nick De Jonge

Nelly Ringoir

Herman De Jonge

HERMAN GILBERT DE JONGE

197519761977197819791980198119821983198419851986198719881989199019911992199319941995199619971998199920002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025202620272028

Ondernemingen Ingenieur De Jonge Oscar en ZoonONDERNEMINGEN IR. OSCAR DE JONGE EN ZOON

Brusselse steenweg 2 bte A, 9300 AalstBrusselse Steenweg 2A, 9300 Aalst

Director

DirectorManaging director

Director

DirectorManaging director

Managing director

CurrentPlanned, not yet servedEndedAccounts filedToday

Registered offices

Source · NBB annual accounts, CBE

Registered address	Period	Source
Brusselse steenweg 2 bte A, 9300 AalstCurrent	accounts 2023 → 2025	Accounts 2025 · 2026-00279723
Brusselse Steenweg 2A, 9300 Aalst	accounts 2021 → 2022	Accounts 2022 · 2023-00139532

Company names

Source · NBB annual accounts, CBE

Name	Period	Source
ONDERNEMINGEN IR. OSCAR DE JONGE EN ZOONCurrent		CBE
Ondernemingen Ingenieur De Jonge Oscar en Zoon	accounts 2021 → 2025	Accounts 2025 · 2026-00279723
ONDERNEMINGEN IR. OSCAR DE JONGE EN ZOON	accounts 2008 → 2020	Accounts 2020 · 2021-17000092

Events

2025
Annual accounts 2025159,5 k €↓
2024
Annual accounts 2024179,4 k €↓
2023
Annual accounts 2023220 k €↑
2022
Annual accounts 2022140,9 k €↑
2021
Annual accounts 20216,8 k €↓
2021
Name changeOndernemingen Ingenieur De Jonge Oscar en Zoon
2015
Annual accounts 201576,2 k €↑
2014
Annual accounts 20144,6 k €↓
2013
Annual accounts 201340,4 k €↑
2012
Annual accounts 201229,4 k €↑
2011
Annual accounts 2011-7,5 k €↓
2010
Annual accounts 201012 k €↓
2009
Annual accounts 200933,1 k €↑
2008
Annual accounts 200828,9 k €
24/12/1975
IncorporationPublic limited company

ONDERNEMINGEN IR. OSCAR DE JONGE EN ZOON

Overview

Identity

Financials

Valuation

Indicative valuation

Board of directors

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