ACTIVE

THUNDER NETWORK SYSTEMS

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Financial year 2025 · closed on 31/12/2025

Net result

-2,2 k €

+75.2% YoY

Gross margin

-1,4 k €

+78.7% YoY

Equity

18,4 k €

-10.7% YoY

What does THUNDER NETWORK SYSTEMS do?

THUNDER NETWORK SYSTEMS is a Private limited company incorporated in 2003. Its main activity is: Other information technology and computer service activities. Its registered office is in Schaerbeek.

Legal situation

● Normal situation

BCE/KBO no. / VAT

BE 0860.926.666

Incorporation

08/10/2003

Legal form

Private limited company

Registered office

Avenue Rogier 162 box 55
1030 Schaerbeek · BruxellesSee on map

Contributed capital

18 600,00 €

Latest accounts

31/12/2025

Activities (NACE)

62090Other information technology and computer service activities· main 62900Computer programming, consultancy and related activities 72600Scientific research and development

Contacts

2 public details availableLog in to view

Signals

Solid equityLow riskGood liquidity

View the BCE/KBO Public Search record →

Health score

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✦ Verdict · Analyst summary

Financials

Trend over 20 financial years

	2025		2024		2023		2022		2021		2020		2019		2018		2017		2016		2015		2014		2013		2012		2011		2010		2009		2008		2007		2006
Income statement
Gross margin	-1,4 k €	+78.7%	-6,4 k €	+79.8%	-31,7 k €	-144%	72,2 k €	+104%	35,3 k €	+89.1%	18,7 k €	+512%	3 k €	-88.5%	26,5 k €	+68.1%	15,8 k €	+1140%	1,3 k €	+15.0%	1,1 k €	-80.3%	5,6 k €	+279%	-3,1 k €	-196%	3,3 k €	+123%	-14 k €	-235%	10,4 k €	+181%	-12,9 k €	-379%	4,6 k €	+19.6%	3,9 k €	+157%	-6,8 k €
EBITDA	-1,8 k €	+79.3%	-8,6 k €	+74.7%	-33,9 k €	-148%	70,1 k €	+139%	29,3 k €	+63.1%	18 k €	+681%	2,3 k €	-91.2%	26,2 k €	+69.6%	15,4 k €	+1579%	918,6 €	+37.3%	669,1 €	-84.4%	4,3 k €	+212%	-3,8 k €	-260%	2,4 k €	+116%	-14,9 k €	-245%	10,3 k €	+179%	-12,9 k €	-386%	4,5 k €	+20.1%	3,8 k €	+153%	-7,1 k €
Operating result	-1,9 k €	+77.5%	-8,6 k €	+74.5%	-33,9 k €	-149%	69,8 k €	+178%	25,1 k €	+82.6%	13,7 k €	+976%	-1,6 k €	-106%	26,2 k €	+69.6%	15,4 k €	+1579%	918,6 €	+37.3%	669,1 €	-84.4%	4,3 k €	+194%	-4,6 k €	-378%	1,7 k €	+109%	-18,9 k €	-535%	4,3 k €	+123%	-18,9 k €	-2027%	980,4 €	-54.8%	2,2 k €	+124%	-9 k €
Net result	-2,2 k €	+75.2%	-8,9 k €	+73.6%	-33,8 k €	-162%	54,6 k €	+192%	18,7 k €	+84.9%	10,1 k €	+516%	-2,4 k €	-110%	23,5 k €	+53.7%	15,3 k €	+1788%	811,6 €	+50.9%	538 €	-87.0%	4,1 k €	+187%	-4,7 k €	-360%	1,8 k €	+110%	-18,9 k €	-686%	3,2 k €	+118%	-18,3 k €	-1448%	1,4 k €	-38.1%	2,2 k €	+128%	-7,9 k €
Balance sheet
Equity	18,4 k €	-10.7%	20,6 k €	-30.2%	29,6 k €	-53.3%	63,3 k €	+7.8%	58,7 k €	+46.7%	40 k €	+33.8%	29,9 k €	-7.5%	32,4 k €	+12.3%	28,8 k €	+114%	13,5 k €	+6.4%	12,7 k €	+4.4%	12,1 k €	+51.7%	8 k €	-37.2%	12,7 k €	+16.7%	10,9 k €	-63.4%	29,8 k €	+46.2%	20,4 k €	-37.2%	32,5 k €	+4.4%	31,1 k €	+7.6%	28,9 k €
Total assets	34,9 k €	+58.9%	22 k €	-37.7%	35,2 k €	-73.8%	134,2 k €	+87.7%	71,5 k €	+20.8%	59,2 k €	+44.1%	41,1 k €	-40.9%	69,5 k €	+113%	32,6 k €	+118%	15 k €	-15.8%	17,8 k €	+33.7%	13,3 k €	-17.4%	16,1 k €	-30.2%	23 k €	+71.0%	13,5 k €	-62.3%	35,7 k €	+72.1%	20,7 k €	-42.6%	36,1 k €	+7.0%	33,8 k €	-11.2%	38 k €
Cash	16 k €	-20.7%	20,2 k €	-36.3%	31,7 k €	-71.7%	112,2 k €	+133%	48,1 k €	+99.1%	24,2 k €	-16.7%	29 k €	-50.1%	58,2 k €	+112%	27,4 k €		–		–		7,3 k €	+14.4%	6,4 k €	-59.5%	15,8 k €	+170%	5,9 k €	-77.4%	25,9 k €	+757%	3 k €	-17.1%	3,6 k €	-69.9%	12,1 k €	+24.9%	9,7 k €
Debts	16,5 k €	+1147%	1,3 k €	-76.7%	5,7 k €	-92.0%	70,9 k €	+456%	12,8 k €	-33.4%	19,1 k €	+71.8%	11,1 k €	-70.0%	37,1 k €	+870%	3,8 k €	+195%	1,3 k €	-74.5%	5,1 k €	+344%	1,1 k €	-85.8%	8,1 k €	-21.5%	10,3 k €	+305%	2,5 k €	-56.4%	5,8 k €	+1771%	311,5 €	-91.4%	3,6 k €	+38.4%	2,6 k €	-71.0%	9,1 k €

Estimate

Indicative valuation

As an indication, this company is worth

between 0 € and 100 k€

See the valuation

Governance

Board of directors

Seen on filing of 31/12/2025 · 1 active · 8 ended

Active mandates

Marc VANDEN BROUCKE

Director

Active

Ended mandates

Marc Vanden Broucke

Director · since 01 juin 2017

Ended

Marc Vanden Broucke

Manager · since 01 juin 2017

Ended

Mireille Dewilde

Manager · since 01 juin 2015 · until 31 mai 2017

Ended

Mireille Dewilde

Manager · since 01 juin 2015

Ended

Annual accounts

Full financial information

	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	15/05/2026	22/05/2025	31/05/2024	01/06/2023	06/07/2022	29/07/2021
General meeting	15/05/2026	16/05/2025	17/05/2024	19/05/2023	20/05/2022	21/05/2021
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

Ratios

Financial ratios

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Filings

Annual accounts filings

20 filings with the NBB

Model	Closing	General meeting	Filed	Language	Document
Micro model	31/12/2025	15/05/2026	15/05/2026	French	PDF
Micro model	31/12/2024	16/05/2025	22/05/2025	French	PDF
Micro model	31/12/2023	17/05/2024	31/05/2024	French	PDF
Micro model	31/12/2022	19/05/2023	01/06/2023	French	PDF
Micro model	31/12/2021	20/05/2022	06/07/2022	French	PDF
Micro model	31/12/2020	21/05/2021	29/07/2021	French	PDF
Micro model	31/12/2019	08/05/2020	21/10/2020	French	PDF
Micro model	31/12/2018	03/05/2019	29/07/2019	French	PDF
Micro model	31/12/2017	18/05/2018	30/07/2018	French	PDF
Micro model	31/12/2016	19/05/2017	28/07/2017	French	PDF
Abridged model	31/12/2015	20/05/2016	22/07/2016	French	PDF
Abridged model	31/12/2014	15/05/2015	21/07/2015	French	PDF
Abridged model	31/12/2013	16/05/2014	26/06/2014	French	PDF
Abridged model	31/12/2012	17/05/2013	19/07/2013	French	PDF
Abridged model	31/12/2011	25/06/2012	20/07/2012	French	PDF
Abridged model	31/12/2010	20/05/2011	10/06/2011	French	PDF
Abridged model	31/12/2009	21/05/2010	30/06/2010	French	PDF
Abridged model	31/12/2008	15/05/2009	10/06/2009	French	PDF
Abridged model	31/12/2007	16/05/2008	23/06/2008	French	PDF
Abridged model	31/12/2006	18/05/2007	25/07/2007	French	PDF

Estimate

Indicative valuation

Order of magnitude

As an indication, this company is worth

between 0 € and 100 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.

Governance

Board of directors

Seen on filing of 31/12/2025 · 1 active · 8 ended

Active mandates

Marc VANDEN BROUCKE

Director

Active

Ended mandates

Marc Vanden Broucke

Director · since 01 juin 2017

Ended

Marc Vanden Broucke

Manager · since 01 juin 2017

Ended

Mireille Dewilde

Manager · since 01 juin 2015 · until 31 mai 2017

Ended

Mireille Dewilde

Manager · since 01 juin 2015

Ended

Shareholders

Ownership and network

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Try for 7 days

Belgian Official Gazette

Belgian Official Gazette publications

Mandates18/12/2023
MODIFICATION FORME JURIDIQUE - DEMISSIONS, NOMINATIONS
PDF
Mandates23/06/2017
CAPITAL, ACTIONS - DEMISSIONS, NOMINATIONS
PDF
Mandates10/06/2015
CAPITAL, ACTIONS - DEMISSIONS, NOMINATIONS
PDF
Registered office24/06/2011
SIEGE SOCIAL
PDF
Other15/10/2003
RUBRIQUE CONSTITUTION (NOUVELLE PERSONNE MORALE, OUVERTURE SUCCURSALE, ETC...)
PDF

Source: Belgian Official Gazette

Competition

Similar companies

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

See the Business plan

2025
Annual accounts 2025-2,2 k €↑
2024
Annual accounts 2024-8,9 k €↑
2023
Annual accounts 2023-33,8 k €↓
2022
Annual accounts 202254,6 k €↑
2021
Annual accounts 202118,7 k €↑
2020
Annual accounts 202010,1 k €↑
2019
Annual accounts 2019-2,4 k €↓
2018
Annual accounts 201823,5 k €↑
2017
Annual accounts 201715,3 k €↑
2016
Annual accounts 2016811,6 €↑
2015
Annual accounts 2015538 €↓
2014
Annual accounts 20144,1 k €↑
2013
Annual accounts 2013-4,7 k €↓
2012
Annual accounts 20121,8 k €↑
2011
Annual accounts 2011-18,9 k €↓
2010
Annual accounts 20103,2 k €↑
2009
Annual accounts 2009-18,3 k €↓
2008
Annual accounts 20081,4 k €↓
2007
Annual accounts 20072,2 k €↑
2006
Annual accounts 2006-7,9 k €
08/10/2003
IncorporationPrivate limited company

10/15	1 240 000	1 180 000	1 050 000
70	8 630 000	8 120 000	7 940 000
9904	412 000	388 000	301 000
17/49	2 970 000	3 140 000	3 380 000
9087	24,3	23,1	21,8

THUNDER NETWORK SYSTEMS

Overview

What does THUNDER NETWORK SYSTEMS do?

Trend over 20 financial years

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