ACTIVE

SOCIETE D'ETUDES RENSBURG - AKILLIAN, IngEnieurs Conseils A.I.Br.

Financial year 2025 · Closed on 31/12/2025

Net result15,5 k €+116,2 %over 1 year

Gross margin77,5 k €+345,3 %over 1 year

Equity-536,2 k €+2,8 %over 1 year

Identity

Source · BCE/KBO

SOCIETE D'ETUDES RENSBURG - AKILLIAN, IngEnieurs Conseils A.I.Br. is a Private limited company incorporated in 1961. Its registered office is in Waterloo.

Legal situation: Normal situation
BCE/KBO no. / VAT: BE 0400.520.027
Incorporation: 01/02/1961
Legal form: Private limited company
Registered office: Chaussée de Bruxelles 124
1410 Waterloo · WallonieSee on map
Contributed capital: 34 358,04 €
Latest accounts: 31/12/2025

Signals

ProfitablePositive cashflowPositive EBITDA

Financials

Source · NBB, 20 filings

Trend over 20 financial years

	2025		2024		2023		2022		2021
Income statement
Gross margin	77,5 k €	+345%	-31,6 k €	-664%	5,6 k €	+119%	-28,9 k €	-185%	34,1 k €
EBITDA	73 k €	+298%	-36,8 k €	-6073%	616,1 €	+102%	-33,4 k €	-213%	29,6 k €
Operating result	15,7 k €	+116%	-95,2 k €	-31.1%	-72,6 k €	+43.6%	-128,8 k €	-45.5%	-88,5 k €
Net result	15,5 k €	+116%	-95,3 k €	-30.8%	-72,9 k €	+43.5%	-129 k €	-45.1%	-88,9 k €
Balance sheet
Equity	-536,2 k €	+2.8%	-551,7 k €	-20.9%	-456,4 k €	-19.0%	-383,5 k €	-50.7%	-254,4 k €
Total assets	608 k €	+9.8%	553,8 k €	-5.3%	584,7 k €	+10.6%	528,5 k €	-5.8%	561,3 k €
Cash	103,3 k €	+740%	12,3 k €	+1768%	658,4 €	-97.4%	25,6 k €	-13.5%	29,6 k €
Debts	1,1 M €	-2.8%	1,1 M €	+6.2%	1 M €	+14.2%	912 k €	+11.8%	815,8 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

1 active · 4 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
SANDRA PARISOT	Directorsince 15/07/2012Managersince 15/07/2012ended

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Jean-Pierre RENSBURG	Managing director26/05/2005 → 30/05/2011
R 2000 s.a.0434.863.668Represented by Jean-Pierre RENSBURG	Director26/05/2005 → 30/05/2011
Victor DEMEESTER	Director26/05/2005 → 30/05/2011
JEAN PIERRE RENSBURG	Manager07/09/1990 → 15/07/2012

Other companies at this address

Chaussée de Bruxelles 124 1410 Waterloo

Company	CBE no.
AIRCO FRIGO● Active	0864.404.909
Association des copropriétaires de la "Résidence Pomerol" à Waterloo, chaussée de Bruxelles, 124● Active	0597.699.350
B2B Distribution● Active	0753.559.445
BOMAXIMMO● Active	1027.644.922
CODACLEAN● Active	0539.949.312
C.V.H.● Active	0627.943.752
ENGI-COM CONSULTANT● Active	0476.372.344
Euro-Sab● Active	0461.378.124
LISPY● Active	0439.260.936
MAGECOFI-ATECOFI● Active	0451.394.448
SPEED GROUP SOLUTIONS● Active	0738.896.213
Spread Design● Active	0738.658.562
Tech-guru solutions● Active	0803.532.855

Full financial information

Source · NBB

	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	29/05/2026	10/06/2025	14/06/2024	31/07/2023	06/07/2022	04/06/2021
General meeting	28/05/2026	30/05/2025	30/05/2024	25/05/2023	27/05/2022	27/05/2021
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
Micro model	31/12/2025	28/05/2026	29/05/2026	French	PDF
Micro model	31/12/2024	30/05/2025	10/06/2025	French	PDF
Micro model	31/12/2023	30/05/2024	14/06/2024	French	PDF
Micro model	31/12/2022	25/05/2023	31/07/2023	French	PDF
Micro model	31/12/2021	27/05/2022	06/07/2022	French	PDF
Micro model	31/12/2020	27/05/2021	04/06/2021	French	PDF
Micro model	31/12/2019	28/05/2020	25/06/2020	French	PDF
Micro model	31/12/2018	31/05/2019	27/08/2019	French	PDF
Micro model	31/12/2017	31/05/2018	03/07/2018	French	PDF
Micro model	31/12/2016	26/05/2017	26/07/2017	French	PDF
Abridged model	31/12/2015	26/05/2016	26/05/2016	French	PDF
Abridged model	31/12/2014	28/05/2015	19/08/2015	French	PDF
Abridged model	31/12/2013	29/05/2014	01/08/2014	French	PDF
Abridged model	31/12/2012	28/06/2013	10/09/2013	French	PDF
Abridged model	31/12/2011	31/05/2012	30/07/2012	French	PDF
Abridged model	31/12/2010	26/05/2011	24/08/2011	French	PDF
Abridged model	31/12/2009	27/05/2010	06/09/2010	French	PDF
Abridged model	31/12/2008	28/05/2009	28/08/2009	French	PDF
Abridged model	31/12/2007	29/05/2008	25/07/2008	French	PDF
Abridged model	31/12/2006	24/05/2007	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

1 active · 4 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
SANDRA PARISOT	Directorsince 15/07/2012Managersince 15/07/2012ended

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Jean-Pierre RENSBURG	Managing director26/05/2005 → 30/05/2011
R 2000 s.a.0434.863.668Represented by Jean-Pierre RENSBURG	Director26/05/2005 → 30/05/2011
Victor DEMEESTER	Director26/05/2005 → 30/05/2011
JEAN PIERRE RENSBURG	Manager07/09/1990 → 15/07/2012

Ownership and network

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Belgian Official Gazette publications

Source · Belgian Official Gazette

Mandates26/06/2026
DEMISSIONS, NOMINATIONS
PDF
Registered office05/05/2026
SIEGE SOCIAL
PDF
Mandates23/01/2024
OBJET - DEMISSIONS, NOMINATIONS - STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, ) - MODIFICATION FORME JURIDIQUE
PDF
Registered office15/02/2023
SIEGE SOCIAL
PDF
Registered office21/02/2022
SIEGE SOCIAL
PDF
Registered office29/01/2019
SIEGE SOCIAL
PDF
Restructuring12/10/2018
RUBRIQUE RESTRUCTURATION (FUSION, SCISSION, TRANSFERT PATRIMOINE, ETC...)
PDF
Restructuring06/07/2018
RUBRIQUE RESTRUCTURATION (FUSION, SCISSION, TRANSFERT PATRIMOINE, ETC...)
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

Incorporation1961

Name

Registered office

Annual accounts

Filings20 filings

Mandates

SANDRA PARISOT

R 2000 s.a.

Victor DEMEESTER

Jean-Pierre RENSBURG

JEAN PIERRE RENSBURG

1966196719681969197019711972197319741975197619771978197919801981198219831984198519861987198819891990199119921993199419951996199719981999200020012002200320042005200620072008200920102011201220132014201520162017201820192020202120222023202420252026

SOCIETE D'ETUDES RENSBURG - AKILLIAN, IngEnieurs Conseils A.I.Br.

Chemin de Levromont 23, 1380 Lasne

Director

Managing director

Manager

CurrentPlanned, not yet servedEndedAccounts filedToday

Registered offices

Source · NBB annual accounts, CBE

Registered address	Period	Source
Chaussée de Bruxelles 124, 1410 WaterlooCurrent		CBE
Chemin de Levromont 23, 1380 Lasne	accounts 2022 → 2025	Accounts 2025 · 2026-00131352
Chaussée de Bruxelles 124, 1410 Waterloo	accounts 2021	Accounts 2021 · 2022-20149568

Company names

Source · NBB annual accounts, CBE

Name	Period	Source
SOCIETE D'ETUDES RENSBURG - AKILLIAN, IngEnieurs Conseils A.I.Br.Current	accounts 2022 → 2025	Accounts 2025 · 2026-00131352
RENSBURG-AKILLIAN	accounts 2021	Accounts 2021 · 2022-20149568

Events

2025
Annual accounts 202515,5 k €↑
2024
Annual accounts 2024-95,3 k €↓
2023
Annual accounts 2023-72,9 k €↑
2022
Annual accounts 2022-129 k €↓
2022
Name changeSOCIETE D'ETUDES RENSBURG - AKILLIAN, IngEnieurs Conseils A.I.Br.
2021
Annual accounts 2021-88,9 k €↓
2020
Annual accounts 2020-81,6 k €↓
2019
Annual accounts 2019-64,7 k €↑
2018
Annual accounts 2018-771,4 k €↓
2017
Annual accounts 2017-1,5 k €↓
2016
Annual accounts 2016-905,1 €↑
2015
Annual accounts 2015-1,7 k €↓
2014
Annual accounts 2014-934,2 €↑
2013
Annual accounts 2013-1,1 k €↑
2012
Annual accounts 2012-3 k €↑
2011
Annual accounts 2011-6,1 k €↑
2010
Annual accounts 2010-6,8 k €↓
2009
Annual accounts 200910,9 k €↑
2008
Annual accounts 20089,7 k €↓
2007
Annual accounts 200737,7 k €↑
2006
Annual accounts 200615,1 k €
01/02/1961
IncorporationPrivate limited company

SOCIETE D'ETUDES RENSBURG - AKILLIAN, IngEnieurs Conseils A.I.Br.

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