ACTIVE

Mattax Seco & Partner'S

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Financial year 2026 · Closed on 31/03/2026

Net result92,8 k €+31,2 %over 1 year
Gross margin164,7 k €+27,1 %over 1 year
Equity35,6 k €-71,6 %over 1 year
Workforce0,6 ETP0,0 %over 1 year

Identity

Source · BCE/KBO

Mattax Seco & Partner'S is a Private limited company incorporated in 1985. Its main activity is: Accounting, bookkeeping and auditing activities; tax consultancy. Its registered office is in Chaumont-Gistoux. It employs on average 0,6 ETP workers (FTE).

Legal situation
Normal situation
BCE/KBO no. / VAT
BE 0427.549.868
Incorporation
01/07/1985
Legal form
Private limited company
Registered office
Rue du Moulin,Dion-V. 31
1325 Chaumont-Gistoux · WallonieSee on map
Contributed capital
20 000,00 €
Latest accounts
31/03/2026
Average workforce
0,6 ETP
Joint committees (2)
  • 200
  • 336
Contacts
1 public detail availableLog in to view
Signals
ProfitablePositive cashflowPositive EBITDAHealthy social debts

Financials

Source · NBB, 20 filings

Trend over 20 financial years

20262025202420232022
Income statement
Gross margin164,7 k €129,6 k €214,5 k €114,5 k €79,9 k €
EBITDA122,4 k €90,4 k €176,6 k €80,4 k €43,5 k €
Operating result126,1 k €85,2 k €170,2 k €69,9 k €48,1 k €
Net result92,8 k €70,8 k €126,2 k €56 k €35,3 k €
Balance sheet
Equity35,6 k €125,3 k €154,5 k €68,3 k €72,3 k €
Total assets315 k €380,7 k €315,2 k €306,3 k €319,5 k €
Cash94,1 k €62,9 k €45,1 k €82,3 k €84,8 k €
Debts278,4 k €255,1 k €160,7 k €238 k €241,2 k €
Other
Workforce0,6 ETP0,6 ETP0,6 ETP––

Valuation

Indicative valuation

As an indication, this company is worth

between 500 k€ and 1 M€
See the valuation

Board of directors

Source · NBB, accounts to 31/03/2026

1 active · 17 ended

Active mandates

Luc JANSSEN

Director · since 30 mars 2011

Active

Ended mandates

Seco Holding & Management

Manager · since 01 janvier 2017 · 0668.492.425

Represented by Hélène STELANDER

Ended
Seco Holding & Management

Manager · since 01 janvier 2017 · 0668.492.425

Represented by Hélène STELANDER

Ended
Seco Holding & Management

Director · since 01 janvier 2017 · 0668.492.425

Represented by STELANDER HÉLÈNE

Ended
Seco Holding & Management

Director · since 01 janvier 2017 · 0668.492.425

Represented by Hélène STELANDER

Ended

Other companies at this address

Rue du Moulin,Dion-V. 31 1325 Chaumont-Gistoux
CompanyCBE no.
Big4 & Partners● Active
0438.992.009
Mattax Accounting● Active
0744.443.821
Mattax Accounting Charleroi● Active
0886.316.813
Mattax Accounting Rixensart● Active
1010.847.391
Mattax Advisory● Active
1034.577.947
Mattax Bruxelles Sud● Active
0444.658.886
Mattax Finex 4U● Active
1011.889.647
Mattax LLN● Active
0885.886.746
Mattax Real Estate● Active
0805.187.003
MirFinances● Active
1002.222.113
NY.T Management● Active
1007.167.133

Full financial information

Source · NBB
202620252024202320222021
Type of accountAbridged modelAbridged modelAbridged modelMicro modelMicro modelMicro model
Start of the financial year01/04/202501/04/202401/04/202301/04/202201/04/202101/04/2020
Closing of the financial year31/03/202631/03/202531/03/202431/03/202331/03/202231/03/2021
Length of the financial year12 months12 months12 months12 months12 months12 months
Filing date27/05/202601/11/202518/10/202430/10/202302/11/202228/10/2021
General meeting30/04/202617/09/202518/09/202420/09/202321/09/202215/09/2021
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, 20 filings
ModelClosingGeneral meetingFiledLanguageDocument
Abridged model31/03/202630/04/202627/05/2026FrenchPDF
Abridged model31/03/202517/09/202501/11/2025FrenchPDF
Abridged model31/03/202418/09/202418/10/2024FrenchPDF
Micro model31/03/202320/09/202330/10/2023FrenchPDF
Micro model31/03/202221/09/202202/11/2022FrenchPDF
Micro model31/03/202115/09/202128/10/2021FrenchPDF
Micro model31/03/202030/09/202016/11/2020FrenchPDF
Micro model31/03/201918/09/201904/11/2019FrenchPDF
Micro model31/03/201819/09/201831/10/2018FrenchPDF
Micro model31/03/201720/09/201707/11/2017FrenchPDF
Abridged model31/03/201612/09/201630/09/2016FrenchPDF
Abridged model31/03/201516/09/201513/10/2015FrenchPDF
Abridged model31/03/201415/09/201429/10/2014FrenchPDF
Abridged model31/03/201311/09/201318/11/2013FrenchPDF
Abridged model31/03/201226/09/201224/10/2012FrenchPDF
Abridged model31/03/201121/09/201109/11/2011FrenchPDF
Abridged model31/03/201015/09/201031/10/2010FrenchPDF
Abridged model31/03/200916/09/200928/10/2009FrenchPDF
Abridged model31/03/200817/09/200828/11/2008FrenchPDF
Abridged model31/03/200719/09/200729/10/2007FrenchPDF

Indicative valuation

Order of magnitude

As an indication, this company is worth

between 500 k€ and 1 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 31/03/2026

1 active · 17 ended

Active mandates

Luc JANSSEN

Director · since 30 mars 2011

Active

Ended mandates

Seco Holding & Management

Manager · since 01 janvier 2017 · 0668.492.425

Represented by Hélène STELANDER

Ended
Seco Holding & Management

Manager · since 01 janvier 2017 · 0668.492.425

Represented by Hélène STELANDER

Ended
Seco Holding & Management

Director · since 01 janvier 2017 · 0668.492.425

Represented by STELANDER HÉLÈNE

Ended
Seco Holding & Management

Director · since 01 janvier 2017 · 0668.492.425

Represented by Hélène STELANDER

Ended

Ownership and network

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Belgian Official Gazette publications

Source · Belgian Official Gazette
  • Mandates02/06/2026
    DENOMINATION - SIEGE SOCIAL - DEMISSIONS, NOMINATIONS - ASSEMBLEE GENERALE - ANNEE COMPTABLE
    PDF
  • Mandates04/06/2024
    DEMISSIONS, NOMINATIONS
    PDF
  • Mandates04/06/2024
    DEMISSIONS, NOMINATIONS
    PDF
  • Mandates12/10/2023
    MODIFICATION FORME JURIDIQUE - DEMISSIONS, NOMINATIONS - ASSEMBLEE GENERALE
    PDF
  • Mandates28/08/2017
    DEMISSIONS, NOMINATIONS
    PDF
  • Mandates22/04/2011
    DENOMINATION - OBJET - STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, …) - MODIFICATION FORME JURIDIQUE
    PDF
  • Mandates06/01/2009
    DEMISSIONS, NOMINATIONS
    PDF
  • Mandates23/01/2006
    DEMISSIONS, NOMINATIONS
    PDF

Similar companies

A company's peers, by sector and size, are included in the Business plan.

See the Business plan

Timeline

  1. 2026
    Annual accounts 202692,8 k €↑
  2. 2025
    Annual accounts 202570,8 k €↓
  3. 2024
    Annual accounts 2024126,2 k €↑
  4. 2023
    Annual accounts 202356 k €↑
  5. 2022
    Annual accounts 202235,3 k €↓
  6. 2021
    Annual accounts 202149,5 k €↑
  7. 2020
    Annual accounts 202030 k €↑
  8. 2019
    Annual accounts 201926,7 k €↑
  9. 2018
    Annual accounts 201818,6 k €↓
  10. 2017
    Annual accounts 201737,2 k €↓
  11. 2016
    Annual accounts 201642,6 k €↑
  12. 2015
    Annual accounts 201540,3 k €↓
  13. 2014
    Annual accounts 201462,6 k €↑
  14. 2013
    Annual accounts 201329,9 k €↑
  15. 2012
    Annual accounts 201221 k €↓
  16. 2011
    Annual accounts 201128,6 k €↓
  17. 2010
    Annual accounts 201038,9 k €↑
  18. 2009
    Annual accounts 200913,7 k €↑
  19. 2008
    Annual accounts 20082,7 k €↓
  20. 2007
    Annual accounts 200723,4 k €
  21. 01/07/1985
    IncorporationPrivate limited company