ACTIVE

MATHIEU GUILLAUME

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Financial year 2025 · Closed on 31/12/2025

Net result96 k €-4,0 %over 1 year
Gross margin161,7 k €+0,3 %over 1 year
Equity489,6 k €+10,4 %over 1 year

Identity

Source · BCE/KBO

MATHIEU GUILLAUME is a Private limited company incorporated in 2010. Its main activity is: Accounting, bookkeeping and auditing activities; tax consultancy. Its registered office is in Lasne.

Legal situation
Normal situation
BCE/KBO no. / VAT
BE 0823.074.791
Incorporation
11/02/2010
Legal form
Private limited company
Registered office
Route de Renipont 52
1380 Lasne · WallonieSee on map
Contributed capital
10 500,00 €
Latest accounts
31/12/2025
Signals
ProfitableSolid equityLow riskGood liquidityPositive cashflowPositive EBITDA

Financials

Source · NBB, 16 filings

Trend over 16 financial years

20252024202320222021
Income statement
Gross margin161,7 k €161,2 k €142,7 k €136,4 k €95,9 k €
EBITDA160,4 k €161 k €142,1 k €133,7 k €89,9 k €
Operating result136,7 k €136,4 k €118,1 k €122,6 k €84 k €
Net result96 k €100 k €87,9 k €103 k €47 k €
Balance sheet
Equity489,6 k €443,6 k €393,6 k €358,1 k €285,1 k €
Total assets560,1 k €555,4 k €509,8 k €488,7 k €329,4 k €
Cash67,8 k €34,1 k €176,8 k €78,3 k €69,7 k €
Debts70,5 k €111,7 k €116,1 k €130,6 k €44,3 k €

Valuation

Indicative valuation

As an indication, this company is worth

between 1 M€ and 2,5 M€
See the valuation

Board of directors

Source · NBB, accounts to 31/12/2025

1 active

Active mandates

DirectorMandates in this companyPeriodOther mandatescurrentendedstruck offbankruptcies
MATHIEU GUILLAUME
Manageradministrateur2024 accountsendedDirector2022 accountsended

Full financial information

Source · NBB
202520242023202220212020
Type of accountMicro modelMicro modelMicro modelMicro modelMicro modelMicro model
Start of the financial year01/01/202501/01/202401/01/202301/01/202201/01/202101/01/2020
Closing of the financial year31/12/202531/12/202431/12/202331/12/202231/12/202131/12/2020
Length of the financial year12 months12 months12 months12 months12 months12 months
Filing date27/06/202615/07/202514/07/202416/07/202326/06/202217/08/2021
General meeting01/06/202614/06/202503/06/202414/06/202318/06/202207/06/2021
Currency of the financial yearEUREUREUREUREUREUR
NBB quality labelSatisfying controlsSatisfying controlsSatisfying controlsSatisfying controlsSatisfying controlsSatisfying controls

Financial ratios

Source · NBB

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Annual accounts filings

Source · NBB, 16 filings
ModelClosingGeneral meetingFiledLanguageDocument
Micro model31/12/202501/06/202627/06/2026FrenchPDF
Micro model31/12/202414/06/202515/07/2025FrenchPDF
Micro model31/12/202303/06/202414/07/2024FrenchPDF
Micro model31/12/202214/06/202316/07/2023FrenchPDF
Micro model31/12/202118/06/202226/06/2022FrenchPDF
Micro model31/12/202007/06/202117/08/2021FrenchPDF
Micro model31/12/201913/09/202002/10/2020FrenchPDF
Micro model31/12/201803/06/201930/08/2019FrenchPDF
Micro model31/12/201704/06/201827/08/2018FrenchPDF
Micro model31/12/201606/06/201731/08/2017FrenchPDF
Abridged model31/12/201506/06/201631/08/2016FrenchPDF
Abridged model31/12/201401/06/201531/08/2015FrenchPDF
Abridged model31/12/201302/06/201427/08/2014FrenchPDF
Abridged model31/12/201229/08/201329/08/2013FrenchPDF
Abridged model31/12/201104/06/201231/08/2012FrenchPDF
Abridged model31/12/201006/06/201125/11/2011FrenchPDF

Indicative valuation

Order of magnitude

As an indication, this company is worth

between 1 M€ and 2,5 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 31/12/2025

1 active

Active mandates

DirectorMandates in this companyPeriodOther mandatescurrentendedstruck offbankruptcies
MATHIEU GUILLAUME
Manageradministrateur2024 accountsendedDirector2022 accountsended

Ownership and network

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Belgian Official Gazette publications

Source · Belgian Official Gazette
  • Mandates12/05/2023
    STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, …) - MODIFICATION FORME JURIDIQUE - DEMISSIONS, NOMINATIONS
    PDF
  • Registered office03/09/2010
    SIEGE SOCIAL
    PDF
  • Other23/02/2010
    RUBRIQUE CONSTITUTION (NOUVELLE PERSONNE MORALE, OUVERTURE SUCCURSALE, 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
Incorporation
Name
Registered office
Annual accounts
Filings16 filings
Mandates
MATHIEU GUILLAUME
20102011201220132014201520162017201820192020202120222023202420252026
MGSAMATHIEU GUILLAUME
Route de Renipont 52, 1380 Lasne
Manager
CurrentPlanned, not yet servedEndedAccounts filedToday

Registered offices

Source · NBB annual accounts, CBE
Registered addressPeriodSource
Route de Renipont 52, 1380 LasneCurrent
accounts 2021 → 2025
Accounts 2025 · 2026-00207229

Company names

Source · NBB annual accounts, CBE
NamePeriodSource
MATHIEU GUILLAUMECurrent
CBE
MGSA
accounts 2021 → 2025
Accounts 2025 · 2026-00207229
MATHIEU GUILLAUME
accounts 2010 → 2020
Accounts 2020 · 2021-49600564

Events

  1. 2025
    Annual accounts 202596 k €↓
  2. 2024
    Annual accounts 2024100 k €↑
  3. 2023
    Annual accounts 202387,9 k €↓
  4. 2022
    Annual accounts 2022103 k €↑
  5. 2021
    Annual accounts 202147 k €↓
  6. 2021
    Name changeMGSA
  7. 2020
    Annual accounts 202056,1 k €↑
  8. 2019
    Annual accounts 201952,9 k €↓
  9. 2018
    Annual accounts 201869,8 k €↑
  10. 2017
    Annual accounts 201764,4 k €↑
  11. 2016
    Annual accounts 201620,2 k €↓
  12. 2015
    Annual accounts 201526,9 k €↑
  13. 2014
    Annual accounts 201423,6 k €↓
  14. 2013
    Annual accounts 201328 k €↑
  15. 2012
    Annual accounts 201224,9 k €↑
  16. 2011
    Annual accounts 201123,9 k €↓
  17. 2010
    Annual accounts 201025,7 k €
  18. 11/02/2010
    IncorporationPrivate limited company