Ilya Prigogine (SE) — Ixelles (1050)

Identity

Source · BCE/KBO

Ilya Prigogine is a Non-profit organization incorporated in 1996. Its main activity is: Investigation activities. Its registered office is in Ixelles. It employs on average 45,6 ETP workers (FTE).

Legal situation: Normal situation
BCE/KBO no. / VAT: BE 0458.339.252
Incorporation: 28/05/1996
Legal form: Non-profit organization
Registered office: Boulevard du Triomphe accès 02
1050 Ixelles · BruxellesSee on map
Latest accounts: 31/12/2025
Average workforce: 45,6 ETP

Activities (NACE)

80304Investigation activities· main 85402Higher education 85409Higher education 85422Tertiary education 85429Tertiary education

Joint committees (4)

152
15202
225
22502

Signals

ProfitableSolid equityLow riskGood liquidityPositive cashflowPositive EBITDAHealthy social debtsHigh revenue

Financials

Source · NBB, 20 filings

Trend over 18 financial years

	2025		2024		2023		2022		2021
Income statement
Revenue	1,7 M €	+10.0%	1,6 M €	-9.1%	1,7 M €	-1.1%	1,8 M €	+0.1%	1,8 M €
EBITDA	2,5 M €	-13.7%	2,9 M €	+40.1%	2 M €	+7.9%	1,9 M €	-6.8%	2 M €
Operating result	1,3 M €	-18.6%	1,6 M €	+56.1%	1 M €	+26.5%	793,9 k €	-26.3%	1,1 M €
Net result	1,1 M €	-19.2%	1,3 M €	+62.7%	818,2 k €	+33.1%	614,5 k €	-29.8%	874,9 k €
Balance sheet
Equity	25,1 M €	+4.4%	24,1 M €	+5.4%	22,8 M €	+3.3%	22,1 M €	+3.5%	21,4 M €
Total assets	43,5 M €	+10.1%	39,5 M €	+1.8%	38,7 M €	+0.1%	38,7 M €	+0.3%	38,6 M €
Cash	277 k €	-82.1%	1,5 M €	-4.3%	1,6 M €	-52.7%	3,4 M €	+2.9%	3,3 M €
Debts	15,7 M €	+23.7%	12,7 M €	-3.6%	13,1 M €	-5.7%	13,9 M €	-6.4%	14,9 M €
Other
Workforce	45,6 ETP	+2.7%	44,4 ETP	+7.2%	41,4 ETP	+14.7%	36,1 ETP	+3.1%	35,0 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

14 active · 20 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Alain CARPENTIER	MandateDirector14/06/2018 → 2020 accountsended
Andrée POQUET	MandateDirector14/06/2018 → 2020 accountsended
Jean-Louis VANHERWEGHEM	MandateVice-chairman of the board of directors14/06/2018 → 2020 accountsended
Michel BETTENS	MandateDirector12/06/2014 → 2020 accountsended
Patrick COETS	Mandatesince 12/06/2014
Pierre CASTELEIN	Mandatesince 24/10/2013Director24/10/2013 → 2017 accountsended
Willy MONS	MandateDirector14/06/2018 → 2020 accountsended
Yves ROGGEMAN	MandateDirector14/06/2018 → 2020 accountsended
Arnaud TERMONIA	Mandate
Christine ANTIERENS	Mandate
Jean Luc MAHIEU	Mandate
Nicole BARDAXOGLOU	Mandate
Philippe MALFAIT	Mandate
Thomas GILLET	Mandate

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Alain DEWEVER	Director14/06/2018 → 2020 accounts
Janine VERBIST	Director14/06/2018 → 2020 accounts
Jean-Luc MAHIEU	Chairman of the board of directors14/06/2018 → 2020 accounts
Kristin BARTIK	Director14/06/2018 → 2020 accounts

Full financial information

Source · NBB

	2025	2024	2023	2022	2021	2020
Type of account	Full model	Full model	Full model	Full model	Full model	Full 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	22/06/2026	19/06/2025	02/07/2024	15/06/2023	04/07/2022	24/06/2021
General meeting	18/06/2026	19/06/2025	20/06/2024	15/06/2023	30/06/2022	17/06/2021
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, 20 filings

Model	Closing	General meeting	Filed	Language	Document
Full model	31/12/2025	18/06/2026	22/06/2026	French	PDF
Full model	31/12/2024	19/06/2025	19/06/2025	French	PDF
Full model	31/12/2023	20/06/2024	02/07/2024	French	PDF
Full model	31/12/2022	15/06/2023	15/06/2023	French	PDF
Full model	31/12/2021	30/06/2022	04/07/2022	French	PDF
Full model	31/12/2020	17/06/2021	24/06/2021	French	PDF
Full model	31/12/2019	18/06/2020	13/07/2020	French	PDF
Full model	31/12/2018	13/06/2019	14/06/2019	French	PDF
Full model	31/12/2017	14/06/2018	15/06/2018	French	PDF
Full model	31/12/2016	15/06/2017	19/06/2017	French	PDF
Full model	31/12/2015	16/06/2016	17/06/2016	French	PDF
Full model	31/12/2014	02/07/2015	08/07/2015	French	PDF
Full model	31/12/2013	12/06/2014	19/06/2014	French	PDF
Full model	31/12/2012	13/06/2013	14/06/2013	French	PDF
Full model	31/12/2011	14/06/2012	15/06/2012	French	PDF
Full model	31/12/2010	23/06/2011	24/06/2011	French	PDF
Full model	31/12/2009	24/06/2010	25/06/2010	French	PDF
Full model	31/12/2008	22/10/2009	28/10/2009	French	PDF
Full model	31/12/2007	19/06/2008	07/07/2008	French	PDF
Full model	31/12/2006	14/06/2007	06/07/2007	French	PDF

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

14 active · 20 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Alain CARPENTIER	MandateDirector14/06/2018 → 2020 accountsended
Andrée POQUET	MandateDirector14/06/2018 → 2020 accountsended
Jean-Louis VANHERWEGHEM	MandateVice-chairman of the board of directors14/06/2018 → 2020 accountsended
Michel BETTENS	MandateDirector12/06/2014 → 2020 accountsended
Patrick COETS	Mandatesince 12/06/2014
Pierre CASTELEIN	Mandatesince 24/10/2013Director24/10/2013 → 2017 accountsended
Willy MONS	MandateDirector14/06/2018 → 2020 accountsended
Yves ROGGEMAN	MandateDirector14/06/2018 → 2020 accountsended
Arnaud TERMONIA	Mandate
Christine ANTIERENS	Mandate
Jean Luc MAHIEU	Mandate
Nicole BARDAXOGLOU	Mandate
Philippe MALFAIT	Mandate
Thomas GILLET	Mandate

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Alain DEWEVER	Director14/06/2018 → 2020 accounts
Janine VERBIST	Director14/06/2018 → 2020 accounts
Jean-Luc MAHIEU	Chairman of the board of directors14/06/2018 → 2020 accounts
Kristin BARTIK	Director14/06/2018 → 2020 accounts

Ownership and network

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Belgian Official Gazette publications

Source · Belgian Official Gazette

Other18/09/2026
Exclusion et remplacement, Gestion journalière - délégation
PDF
Mandates08/04/2026
DEMISSIONS, NOMINATIONS
PDF
Mandates28/08/2025
DEMISSIONS, NOMINATIONS
PDF
Mandates04/11/2024
DEMISSIONS, NOMINATIONS
PDF
Mandates13/10/2023
DEMISSIONS, NOMINATIONS
PDF
Mandates25/04/2023
DEMISSIONS, NOMINATIONS
PDF
Mandates19/08/2021
DEMISSIONS, NOMINATIONS
PDF
Other14/01/2021
STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, )
PDF

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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

Filings18 filings

Mandates

Patrick COETS

Jean Luc MAHIEU

Philippe MALFAIT

Andrée POQUET

Alain CARPENTIER

Pierre CASTELEIN

Arnaud TERMONIA

Nicole BARDAXOGLOU

Thomas GILLET

Michel BETTENS

Jean-Louis VANHERWEGHEM

Willy MONS

Show the 22 other mandates

1996199719981999200020012002200320042005200620072008200920102011201220132014201520162017201820192020202120222023202420252026

Ilya PrigogineHaute Ecole libre de Bruxelles - Ilya Prigogine

Boulevard du Triomphe accès 02, 1050 IxellesBoulevard du Triomphe acc2, 1050 Ixelles

Director

Vice-chairman of the board of directors

Director

CurrentPlanned, not yet servedEndedAccounts filedToday

Registered offices

Source · NBB annual accounts, CBE

Registered address	Period	Source
Boulevard du Triomphe accès 02, 1050 IxellesCurrent	accounts 2023 → 2025	Accounts 2025 · 2026-00194874
Boulevard du Triomphe acc2, 1050 Ixelles	accounts 2021 → 2022	Accounts 2022 · 2023-00132579

Company names

Source · NBB annual accounts, CBE

Name	Period	Source
Ilya PrigogineCurrent	accounts 2010 → 2025	Accounts 2025 · 2026-00194874
Haute Ecole libre de Bruxelles - Ilya Prigogine	accounts 2008 → 2009	Accounts 2009 · 2010-22900351

Events

2025
Annual accounts 20251,1 M €↓
2024
Annual accounts 20241,3 M €↑
2023
Annual accounts 2023818,2 k €↑
2022
Annual accounts 2022614,5 k €↓
2021
Annual accounts 2021874,9 k €↓
2020
Annual accounts 20201,5 M €↓
2019
Annual accounts 20192,6 M €↑
2018
Annual accounts 2018919,9 k €↑
2017
Annual accounts 2017415,4 k €↑
2016
Annual accounts 2016-360,9 k €↑
2015
Annual accounts 2015-939,9 k €↓
2014
Annual accounts 201446,4 k €↓
2013
Annual accounts 2013158,4 k €↑
2012
Annual accounts 2012-252,8 k €↓
2011
Annual accounts 2011850,6 k €↑
2010
Annual accounts 2010823,7 k €↓
2010
Name changeIlya Prigogine
2009
Annual accounts 20091,2 M €↑
2008
Annual accounts 2008598,8 k €
28/05/1996
IncorporationNon-profit organization

Ilya Prigogine

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