ACTIVE

Société Internationale d'Etudes et de Coopération au Développement

Financial year 2025 · Closed on 31/12/2025

Net result30,8 k €-59,2 %over 1 year

Gross margin31,3 k €-59,0 %over 1 year

Equity168,2 k €+22,4 %over 1 year

Identity

Source · BCE/KBO

Société Internationale d'Etudes et de Coopération au Développement is a Public limited company incorporated in 1985. Its main activity is: Market research and public opinion polling. Its registered office is in Braine-le-Château.

Legal situation: Normal situation
BCE/KBO no. / VAT: BE 0427.823.943
Incorporation: 19/09/1985
Legal form: Public limited company
Registered office: Rue Les Cullus 14
1440 Braine-le-Château · WallonieSee on map
Contributed capital: 70 000,00 €
Latest accounts: 31/12/2025

Activities (NACE)

73200Market research and public opinion polling· main 73200Market research and public opinion polling 74131Specialised design activities 41101Development of building projects 68121Buying and selling of own real estate 70111Activities of head offices

Signals

ProfitableSolid equityLow riskGood liquidityPositive cashflowPositive EBITDA

Financials

Source · NBB, 20 filings

Trend over 20 financial years

	2025		2024		2023		2022		2021
Income statement
Gross margin	31,3 k €	-59.0%	76,2 k €	+2432%	-3,3 k €	-109%	35,3 k €	+4.8%	33,7 k €
EBITDA	30,9 k €	-59.3%	75,8 k €	+2139%	-3,7 k €	-111%	34,3 k €	+5.2%	32,6 k €
Operating result	30,9 k €	-59.3%	75,8 k €	+1977%	-4 k €	-112%	33,5 k €	+5.3%	31,8 k €
Net result	30,8 k €	-59.2%	75,5 k €	+1858%	-4,3 k €	+99.1%	-500,3 k €	-1681%	31,6 k €
Balance sheet
Equity	168,2 k €	+22.4%	137,4 k €	+122%	61,9 k €	-6.5%	66,2 k €	-88.3%	566,4 k €
Total assets	210,9 k €	+12.0%	188,3 k €	+79.4%	105 k €	-24.7%	139,5 k €	-81.3%	744,1 k €
Cash	27,8 k €	+0.0%	27,8 k €	+563%	4,2 k €	-92.4%	54,9 k €	-74.0%	210,7 k €
Debts	42,7 k €	-16.0%	50,9 k €	+25.3%	40,6 k €	-42.7%	70,8 k €	-59.5%	174,9 k €

Valuation

Indicative valuation

As an indication, this company is worth

between 100 k€ and 250 k€

See the valuation

Board of directors

Source · NBB, accounts to 31/12/2025

2 active · 1 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
André JAUNIAUX	Director03/05/2022 → 02/05/2028Managing director04/05/2004 → 02/05/2028ended
Nadine THONNART	Director04/05/2004 → 02/05/2028

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Nadine THONNARD	Director04/05/2004 → 04/05/2010

Other companies at this address

Rue Les Cullus 14 1440 Braine-le-Château

Company	CBE no.
LASKER● Active	0740.972.508
MNTR● Active	0773.397.826

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	28/08/2026	16/06/2025	29/08/2024	30/08/2023	31/08/2022	01/07/2021
General meeting	05/05/2026	06/05/2025	07/05/2024	02/05/2023	03/05/2022	04/05/2021
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	05/05/2026	28/08/2026	French	PDF
Abridged model	31/12/2024	06/05/2025	16/06/2025	French	PDF
Abridged model	31/12/2023	07/05/2024	29/08/2024	French	PDF
Abridged model	31/12/2022	02/05/2023	30/08/2023	French	PDF
Abridged model	31/12/2021	03/05/2022	31/08/2022	French	PDF
Abridged model	31/12/2020	04/05/2021	01/07/2021	French	PDF
Micro model	31/12/2019	05/05/2020	03/08/2020	French	PDF
Abridged model	31/12/2018	07/05/2019	13/06/2019	French	PDF
Micro model	31/12/2017	02/05/2018	02/07/2018	French	PDF
Abridged model	31/12/2016	02/05/2017	08/05/2017	French	PDF
Abridged model	31/12/2015	03/05/2016	10/05/2016	French	PDF
Abridged model	31/12/2014	05/05/2015	08/05/2015	French	PDF
Abridged model	31/12/2013	06/05/2014	22/07/2014	French	PDF
Abridged model	31/12/2012	07/05/2013	04/07/2013	French	PDF
Abridged model	31/12/2011	02/05/2012	29/08/2012	French	PDF
Abridged model	31/12/2010	03/05/2011	25/08/2011	French	PDF
Abridged model	31/12/2009	04/05/2010	02/07/2010	French	PDF
Abridged model	31/12/2008	05/05/2009	13/08/2009	French	PDF
Abridged model	31/12/2007	06/05/2008	05/08/2008	French	PDF
Abridged model	31/12/2006	01/05/2007	06/07/2007	French	PDF

Indicative valuation

Order of magnitude

As an indication, this company is worth

between 100 k€ and 250 k€

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 · 1 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
André JAUNIAUX	Director03/05/2022 → 02/05/2028Managing director04/05/2004 → 02/05/2028ended
Nadine THONNART	Director04/05/2004 → 02/05/2028

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Nadine THONNARD	Director04/05/2004 → 04/05/2010

Ownership and network

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Belgian Official Gazette publications

Source · Belgian Official Gazette

Other16/08/2024
STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, )
PDF
Mandates06/12/2022
DEMISSIONS, NOMINATIONS
PDF
Mandates30/05/2016
DEMISSIONS, NOMINATIONS
PDF
Registered office07/01/2015
SIEGE SOCIAL
PDF
Mandates04/08/2010
DEMISSIONS, NOMINATIONS
PDF
Mandates27/12/2006
DEMISSIONS, NOMINATIONS
PDF
Registered office12/09/2006
SIEGE SOCIAL
PDF
Capital / shares13/06/2005
OBJET - STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, ) - ASSEMBLEE GENERALE - CAPITAL, ACTIONS
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

Filings20 filings

Mandates

André JAUNIAUX

Nadine THONNART

Nadine THONNARD

19851986198719881989199019911992199319941995199619971998199920002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025202620272028

SIETCO INTERNATIONALSociété Internationale d'Etudes et de Coopération au Développement

Rue Les Cullus 14, 1440 Braine-le-Château

DirectorManaging director

Director

CurrentPlanned, not yet servedEndedAccounts filedToday

Registered offices

Source · NBB annual accounts, CBE

Registered address	Period	Source
Rue Les Cullus 14, 1440 Braine-le-ChâteauCurrent	accounts 2021 → 2025	Accounts 2025 · 2026-00499539

Company names

Source · NBB annual accounts, CBE

Name	Period	Source
Société Internationale d'Etudes et de Coopération au DéveloppementCurrent		CBE
SIETCO INTERNATIONAL	accounts 2021 → 2025	Accounts 2025 · 2026-00499539
Société Internationale d'Etudes et de Coopération au Développement	accounts 2006 → 2020	Accounts 2020 · 2021-28100348

Events

2025
Annual accounts 202530,8 k €↓
2024
Annual accounts 202475,5 k €↑
2023
Annual accounts 2023-4,3 k €↑
2022
Annual accounts 2022-500,3 k €↓
2021
Annual accounts 202131,6 k €↑
2021
Name changeSIETCO INTERNATIONAL
2020
Annual accounts 20203,5 k €↑
2019
Annual accounts 2019-7,8 k €↑
2018
Annual accounts 2018-8,6 k €↓
2017
Annual accounts 201718,7 k €↑
2016
Annual accounts 2016-151,2 k €↓
2015
Annual accounts 2015289,2 k €↑
2014
Annual accounts 2014107,8 k €↑
2013
Annual accounts 201329,1 k €↓
2012
Annual accounts 201263,2 k €↑
2011
Annual accounts 201140,1 k €↑
2010
Annual accounts 20103,5 k €↑
2009
Annual accounts 2009-192,6 k €↓
2008
Annual accounts 200821,9 k €↓
2007
Annual accounts 2007355,4 k €↑
2006
Annual accounts 2006-452,7 k €
19/09/1985
IncorporationPublic limited company

Société Internationale d'Etudes et de Coopération au Développement

Overview

Identity

Financials

Valuation

Indicative valuation

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