ACTIVE

DATA MANAGEMENT SYSTEM

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Financial year 2025 · closed on 31/12/2025

Net result

55,1 k €

-17.2% YoY

Gross margin

133,2 k €

+26.0% YoY

Equity

180,3 k €

-2.6% YoY

What does DATA MANAGEMENT SYSTEM do?

DATA MANAGEMENT SYSTEM is a Public limited company incorporated in 1988. Its main activity is: Computer programming activities. Its registered office is in Chaumont-Gistoux.

Legal situation

● Normal situation

BCE/KBO no. / VAT

BE 0433.366.801

Incorporation

17/02/1988

Legal form

Public limited company

Registered office

Chaussée de Huy 69
1325 Chaumont-Gistoux · WallonieSee on map

Contributed capital

161 130,79 €

Latest accounts

31/12/2025

Activities (NACE)

62010Computer programming activities· main 62100Computer programming, consultancy and related activities 72220Research and experimental development on social sciences and humanities 62090Other information technology and computer service activities 62900Computer programming, consultancy and related activities 72600Scientific research and development

Signals

ProfitableSolid equityLow riskGood liquidityPositive cashflowPositive EBITDA

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✦ Verdict · Analyst summary

Financials

Trend over 20 financial years

	2025		2024		2023		2022		2021		2020		2019		2018		2017		2016		2015		2014		2013		2012		2011		2010		2009		2008		2007		2006
Income statement
Gross margin	133,2 k €	+26.0%	105,7 k €	+8.7%	97,2 k €	-12.0%	110,5 k €	+18.0%	93,6 k €	+3.7%	90,3 k €	+16.4%	77,6 k €	+2.2%	75,9 k €	+42.5%	53,3 k €	-30.3%	76,4 k €	+1.6%	75,2 k €	+46.5%	51,3 k €	-35.1%	79,1 k €	-11.9%	89,7 k €	+209%	29 k €	-27.0%	39,7 k €	+275%	10,6 k €	-74.2%	41 k €	+121%	18,6 k €	-34.6%	28,4 k €
EBITDA	130,7 k €	+26.4%	103,4 k €	+10.9%	93,3 k €	-11.3%	105,1 k €	+22.6%	85,7 k €	+5.1%	81,6 k €	+7.5%	75,9 k €	+2.6%	73,9 k €	+46.0%	50,6 k €	-23.6%	66,3 k €	-7.6%	71,7 k €	+52.0%	47,2 k €	-34.5%	72 k €	-14.8%	84,5 k €	+227%	25,9 k €	-29.0%	36,4 k €	+371%	7,7 k €	-79.7%	38,2 k €	+131%	16,6 k €	-3.6%	17,2 k €
Operating result	95,5 k €	+8.2%	88,3 k €	+15.4%	76,5 k €	-13.4%	88,3 k €	+14.6%	77 k €	+25.5%	61,4 k €	+10.3%	55,7 k €	+3.6%	53,8 k €	+76.5%	30,5 k €	-25.2%	40,7 k €	-23.7%	53,4 k €	+85.0%	28,9 k €	-38.8%	47,2 k €	-20.6%	59,5 k €	+1059%	5,1 k €	-79.3%	24,7 k €	+704%	-4,1 k €	-112%	33 k €	+398%	6,6 k €	-14.2%	7,7 k €
Net result	55,1 k €	-17.2%	66,6 k €	+30.3%	51,1 k €	-24.3%	67,5 k €	+25.0%	54 k €	-1.1%	54,6 k €	+6.1%	51,4 k €	+8.4%	47,5 k €	+148%	19,2 k €	-31.9%	28,1 k €	-19.6%	35 k €	+48.8%	23,5 k €	-18.6%	28,8 k €	-43.8%	51,3 k €	+2058%	2,4 k €	-89.1%	21,7 k €	+306%	-10,5 k €	-141%	25,8 k €	+11383%	225 €	-86.3%	1,6 k €
Balance sheet
Equity	180,3 k €	-2.6%	185,2 k €	+3.7%	178,7 k €	+0.6%	177,6 k €	-33.4%	266,8 k €	+25.4%	212,8 k €	+2.2%	208,3 k €	+9.4%	190,3 k €	+10.1%	172,8 k €	+0.7%	171,7 k €	+5.0%	163,5 k €	+13.7%	143,8 k €	+19.5%	120,3 k €	+31.5%	91,4 k €	+128%	40,2 k €	+6.3%	37,8 k €	+135%	16,1 k €	-39.6%	26,6 k €	+3374%	765,7 €	+41.5%	541 €
Total assets	336,5 k €	+16.9%	287,9 k €	+0.7%	285,9 k €	-14.7%	335,1 k €	-6.4%	358 k €	+6.1%	337,5 k €	+7.6%	313,8 k €	+2.4%	306,5 k €	+16.5%	263,1 k €	-11.0%	295,5 k €	+27.1%	232,5 k €	+14.5%	203 k €	-3.2%	209,6 k €	+19.0%	176,1 k €	+45.4%	121,1 k €	+24.5%	97,3 k €	-22.9%	126,2 k €	-9.0%	138,7 k €	+43.7%	96,5 k €	+25.9%	76,7 k €
Cash	71,4 k €	+340%	16,2 k €	-39.0%	26,6 k €	-60.5%	67,4 k €	+189%	23,3 k €	-42.5%	40,6 k €	+34.0%	30,3 k €	-29.6%	43 k €	+262%	11,9 k €	-86.6%	88,8 k €	+474%	15,5 k €	-71.9%	54,9 k €	+2188%	2,4 k €	-72.7%	8,8 k €	-1.9%	9 k €	+123%	4 k €	-31.6%	5,9 k €	-67.4%	18 k €	+2465%	703,2 €	-91.6%	8,4 k €
Debts	124,7 k €	+21.4%	102,7 k €	-4.3%	107,3 k €	-31.9%	157,5 k €	+72.7%	91,2 k €	-26.8%	124,7 k €	+21.6%	102,5 k €	-9.5%	113,2 k €	+27.6%	88,7 k €	-28.3%	123,8 k €	+79.5%	69 k €	+16.5%	59,2 k €	-33.7%	89,3 k €	+5.5%	84,6 k €	+4.6%	80,9 k €	+36.0%	59,5 k €	-46.0%	110,1 k €	-0.3%	110,5 k €	+15.4%	95,8 k €	+25.7%	76,2 k €
Other
Workforce	–		–		–		–		–		–		–		–		–		–		–		–		2,0 ETP		–		–		–		–		–		–		–

Estimate

Indicative valuation

As an indication, this company is worth

between 500 k€ and 1 M€

See the valuation

Governance

Board of directors

Seen on filing of 31/12/2025 · 3 active · 10 ended

Active mandates

Florence Mailleux

Director · since 01 mai 2020 · until 30 avril 2026

Active

Nathalie Lannoy

Director · since 01 mai 2020 · until 30 avril 2026

Active

Patrick Mailleux

Managing director · since 01 mai 2020 · until 30 avril 2026

Active

Ended mandates

Nathalie Lannoy

Director · since 02 mai 2018 · until 02 mai 2024

Ended

Florence Mailleux

Director · since 01 juillet 2014 · until 28 juin 2020

Ended

Patrick Mailleux

Managing director · since 01 juillet 2014 · until 28 juin 2020

Ended

Nathalie Lannoy

Director · since 03 juillet 2012 · until 03 juillet 2018

Ended

Annual accounts

Full financial information

	2025	2024	2023	2022	2021	2020
Type of account	Micro model	Micro model	Micro model	Micro model	Micro model	Micro 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	11/08/2026	26/08/2025	29/08/2024	25/08/2023	17/08/2022	30/09/2021
General meeting	01/07/2026	01/07/2025	25/06/2024	29/06/2023	30/06/2022	08/09/2021
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

Ratios

Financial ratios

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Filings

Annual accounts filings

20 filings with the NBB

Model	Closing	General meeting	Filed	Language	Document
Micro model	31/12/2025	01/07/2026	11/08/2026	French	PDF
Micro model	31/12/2024	01/07/2025	26/08/2025	French	PDF
Micro model	31/12/2023	25/06/2024	29/08/2024	French	PDF
Micro model	31/12/2022	29/06/2023	25/08/2023	French	PDF
Micro model	31/12/2021	30/06/2022	17/08/2022	French	PDF
Micro model	31/12/2020	08/09/2021	30/09/2021	French	PDF
Micro model	31/12/2019	05/05/2020	31/10/2020	French	PDF
Micro model	31/12/2018	07/05/2019	26/08/2019	French	PDF
Micro model	31/12/2017	02/05/2018	24/08/2018	French	PDF
Micro model	31/12/2016	02/05/2017	21/08/2017	French	PDF
Abridged model	31/12/2015	05/07/2016	23/08/2016	French	PDF
Abridged model	31/12/2014	07/07/2015	19/08/2015	French	PDF
Abridged model	31/12/2013	01/07/2014	27/08/2014	French	PDF
Abridged model	31/12/2012	02/07/2013	27/08/2013	French	PDF
Abridged model	31/12/2011	03/07/2012	31/07/2012	French	PDF
Abridged model	31/12/2010	05/07/2011	12/08/2011	French	PDF
Abridged model	31/12/2009	11/05/2010	16/08/2010	French	PDF
Abridged model	31/12/2008	12/05/2009	01/08/2009	French	PDF
Abridged model	31/12/2007	13/05/2008	23/07/2008	French	PDF
Abridged model	31/12/2006	15/05/2007	26/06/2007	French	PDF

Estimate

Indicative valuation

Order of magnitude

As an indication, this company is worth

between 500 k€ and 1 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.

Governance

Board of directors

Seen on filing of 31/12/2025 · 3 active · 10 ended

Active mandates

Florence Mailleux

Director · since 01 mai 2020 · until 30 avril 2026

Active

Nathalie Lannoy

Director · since 01 mai 2020 · until 30 avril 2026

Active

Patrick Mailleux

Managing director · since 01 mai 2020 · until 30 avril 2026

Active

Ended mandates

Nathalie Lannoy

Director · since 02 mai 2018 · until 02 mai 2024

Ended

Florence Mailleux

Director · since 01 juillet 2014 · until 28 juin 2020

Ended

Patrick Mailleux

Managing director · since 01 juillet 2014 · until 28 juin 2020

Ended

Nathalie Lannoy

Director · since 03 juillet 2012 · until 03 juillet 2018

Ended

Shareholders

Ownership and network

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Belgian Official Gazette

Belgian Official Gazette publications

Mandates05/01/2024
DEMISSIONS, NOMINATIONS
PDF
Mandates10/05/2017
DEMISSIONS, NOMINATIONS
PDF
Mandates21/12/2012
DEMISSIONS, NOMINATIONS
PDF
Mandates21/12/2012
DEMISSIONS, NOMINATIONS
PDF
Registered office30/06/2008
SIEGE SOCIAL
PDF
Mandates28/08/2006
DEMISSIONS, NOMINATIONS
PDF
Mandates07/10/2005
DEMISSIONS, NOMINATIONS
PDF

Source: Belgian Official Gazette

Competition

Similar companies

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

See the Business plan

2025
Annual accounts 202555,1 k €↓
2024
Annual accounts 202466,6 k €↑
2023
Annual accounts 202351,1 k €↓
2022
Annual accounts 202267,5 k €↑
2021
Annual accounts 202154 k €↓
2020
Annual accounts 202054,6 k €↑
2019
Annual accounts 201951,4 k €↑
2018
Annual accounts 201847,5 k €↑
2017
Annual accounts 201719,2 k €↓
2016
Annual accounts 201628,1 k €↓
2015
Annual accounts 201535 k €↑
2014
Annual accounts 201423,5 k €↓
2013
Annual accounts 201328,8 k €↓
2012
Annual accounts 201251,3 k €↑
2011
Annual accounts 20112,4 k €↓
2010
Annual accounts 201021,7 k €↑
2009
Annual accounts 2009-10,5 k €↓
2008
Annual accounts 200825,8 k €↑
2007
Annual accounts 2007225 €↓
2006
Annual accounts 20061,6 k €
17/02/1988
IncorporationPublic limited company

10/15	1 240 000	1 180 000	1 050 000
70	8 630 000	8 120 000	7 940 000
9904	412 000	388 000	301 000
17/49	2 970 000	3 140 000	3 380 000
9087	24,3	23,1	21,8

DATA MANAGEMENT SYSTEM

Overview

What does DATA MANAGEMENT SYSTEM do?

Trend over 20 financial years

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