ACTIVE

SERGE LELEUX & Co

Financial year 2025 · Closed on 30/11/2025

Net result234,2 k €-47,4 %over 1 year

Gross margin356,8 k €-46,9 %over 1 year

Equity1,8 M €+6,5 %over 1 year

Identity

Source · BCE/KBO

SERGE LELEUX & Co is a Private limited company incorporated in 2001. Its main activity is: Accounting, bookkeeping and auditing activities; tax consultancy. Its registered office is in Ottignies-Louvain-la-Neuve.

Legal situation: Normal situation
BCE/KBO no. / VAT: BE 0474.442.638
Incorporation: 29/03/2001
Legal form: Private limited company
Registered office: Avenue Reine Fabiola 26
1340 Ottignies-Louvain-la-Neuve · WallonieSee on map
Contributed capital: 20 000,00 €
Latest accounts: 30/11/2025

Activities (NACE)

69201Accounting, bookkeeping and auditing activities; tax consultancy· main 69201Accounting, bookkeeping and auditing activities; tax consultancy 74122Specialised design activities

Joint committees (2)

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	356,8 k €	-46.9%	671,7 k €	+103%	330,1 k €	+3.4%	319,2 k €	-9.6%	353 k €
EBITDA	335 k €	-48.6%	651,3 k €	+110%	310,6 k €	+3.1%	301,2 k €	-10.0%	334,7 k €
Operating result	333,9 k €	-48.7%	650,8 k €	+110%	310,3 k €	+3.3%	300,4 k €	-8.0%	326,6 k €
Net result	234,2 k €	-47.4%	445,2 k €	+86.0%	239,4 k €	+14.0%	210 k €	-6.4%	224,3 k €
Balance sheet
Equity	1,8 M €	+6.5%	1,7 M €	+36.2%	1,2 M €	+21.7%	1 M €	+24.8%	809,3 k €
Total assets	1,8 M €	+5.5%	1,7 M €	+31.6%	1,3 M €	+24.7%	1 M €	+23.3%	849,6 k €
Cash	38,9 k €	-66.5%	116,2 k €	+853%	12,2 k €	-83.3%	73,2 k €	+198%	24,6 k €
Debts	28,2 k €	-33.4%	42,4 k €	-44.1%	75,8 k €	+105%	37,1 k €	-7.3%	40 k €
Other
Workforce	–		–		–		–		–

Valuation

Indicative valuation

As an indication, this company is worth

between 2,5 M€ and 5 M€

See the valuation

Board of directors

Source · NBB, accounts to 30/11/2025

1 active · 1 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Serge Leleux	MandateDirector2024 accountsendedManager2018 accountsended

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Bernard de Grand Ry	Mandate2023 accounts

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	01/12/2024	01/12/2023	01/12/2022	01/12/2021	01/12/2020	01/12/2019
Closing of the financial year	30/11/2025	30/11/2024	30/11/2023	30/11/2022	30/11/2021	30/11/2020
Length of the financial year	12 months	12 months	12 months	12 months	12 months	12 months
Filing date	22/05/2026	30/05/2025	02/06/2024	18/06/2023	29/05/2022	29/05/2021
General meeting	22/05/2026	23/05/2025	24/05/2024	26/05/2023	27/05/2022	28/05/2021
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	30/11/2025	22/05/2026	22/05/2026	French	PDF
Micro model	30/11/2024	23/05/2025	30/05/2025	French	PDF
Micro model	30/11/2023	24/05/2024	02/06/2024	French	PDF
Micro model	30/11/2022	26/05/2023	18/06/2023	French	PDF
Micro model	30/11/2021	27/05/2022	29/05/2022	French	PDF
Micro model	30/11/2020	28/05/2021	29/05/2021	French	PDF
Micro model	30/11/2019	22/05/2020	23/05/2020	French	PDF
Micro model	30/11/2018	24/05/2019	26/05/2019	French	PDF
Micro model	30/11/2017	25/05/2018	23/06/2018	French	PDF
Abridged model	30/11/2016	26/05/2017	18/06/2017	French	PDF
Abridged model	30/11/2015	27/05/2016	29/05/2016	French	PDF
Abridged model	30/11/2014	22/05/2015	31/05/2015	French	PDF
Abridged model	30/11/2013	23/05/2014	29/06/2014	French	PDF
Abridged model	30/11/2012	24/05/2013	12/07/2013	French	PDF
Abridged model	30/11/2011	26/05/2012	04/07/2012	French	PDF
Abridged model	30/11/2010	27/05/2011	29/06/2011	French	PDF
Abridged model	30/11/2009	15/01/2010	30/05/2010	French	PDF
Abridged model	30/11/2008	22/05/2009	28/05/2009	French	PDF
Abridged model	30/11/2007	23/05/2008	04/06/2008	French	PDF
Abridged model	30/11/2006	25/05/2007	07/06/2007	French	PDF

Indicative valuation

Order of magnitude

As an indication, this company is worth

between 2,5 M€ and 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 30/11/2025

1 active · 1 ended

Active mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Serge Leleux	MandateDirector2024 accountsendedManager2018 accountsended

Ended mandates

Director	Mandates in this company	Period	Other mandatescurrentendedstruck offbankruptcies
Bernard de Grand Ry	Mandate2023 accounts

Ownership and network

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Belgian Official Gazette publications

Source · Belgian Official Gazette

Registered office19/07/2024
STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, ) - SIEGE SOCIAL
PDF
Mandates16/01/2024
STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, ) - MODIFICATION FORME JURIDIQUE - DENOMINATION - DEMISSIONS, NOMINATIONS
PDF
Registered office26/02/2015
SIEGE SOCIAL
PDF
Mandates05/03/2004
DEMISSIONS, NOMINATIONS
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

Serge Leleux

Bernard de Grand Ry

20012002200320042005200620072008200920102011201220132014201520162017201820192020202120222023202420252026

SERGE LELEUX & Co

Avenue Reine Fabiola 26, 1340 Ottignies-Louvain-la-NeuveChaussée de Waterloo 1151, 1180 Uccle

CurrentPlanned, not yet servedEndedAccounts filedToday

Registered offices

Source · NBB annual accounts, CBE

Registered address	Period	Source
Avenue Reine Fabiola 26, 1340 Ottignies-Louvain-la-NeuveCurrent	accounts 2024 → 2025	Accounts 2025 · 2026-00118303
Chaussée de Waterloo 1151, 1180 Uccle	accounts 2021 → 2023	Accounts 2023 · 2024-00108671

Company names

Source · NBB annual accounts, CBE

Name	Period	Source
SERGE LELEUX & CoCurrent	accounts 2021 → 2025	Accounts 2025 · 2026-00118303

Events

2025
Annual accounts 2025234,2 k €↓
2024
Annual accounts 2024445,2 k €↑
2023
Annual accounts 2023239,4 k €↑
2022
Annual accounts 2022210 k €↓
2021
Annual accounts 2021224,3 k €↑
2020
Annual accounts 2020189 k €↑
2019
Annual accounts 2019105,4 k €↑
2018
Annual accounts 201835,6 k €↑
2017
Annual accounts 201727,8 k €↑
2016
Annual accounts 201620,4 k €↓
2015
Annual accounts 201585,2 k €↑
2014
Annual accounts 201427,4 k €↓
2013
Annual accounts 201395,5 k €↑
2012
Annual accounts 201261,9 k €↓
2011
Annual accounts 201163,3 k €↑
2010
Annual accounts 201054,9 k €↓
2009
Annual accounts 2009276,1 k €↑
2008
Annual accounts 200872,1 k €↑
2007
Annual accounts 200746,1 k €↓
2006
Annual accounts 200652,3 k €
29/03/2001
IncorporationPrivate limited company

SERGE LELEUX & Co

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