ACTIVE

K4

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Financial year 2025 · closed on 31/12/2025

Net result

-4,6 k €

-209.6% YoY

Gross margin

19,5 k €

-34.6% YoY

Equity

124,2 k €

-3.6% YoY

What does K4 do?

K4 is a Private limited company incorporated in 1996. Its main activity is: Production of electricity. Its registered office is in Leuven.

Legal situation

● Normal situation

BCE/KBO no. / VAT

BE 0457.655.007

Incorporation

10/04/1996

Legal form

Private limited company

Registered office

Ooiendonk 8 box 204
3000 Leuven · FlandreSee on map

Contributed capital

1 000,00 €

Latest accounts

31/12/2025

Activities (NACE)

35110Production of electricity· main 35110Production of electricity

Joint committees (1)

Signals

Solid equityPositive cashflowPositive EBITDA

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✦ Verdict · Analyst summary

Financials

Trend over 19 financial years

	2025		2024		2023		2022		2021		2020		2019		2018		2017		2016		2015		2014		2013		2012		2011		2010		2009		2008		2007
Income statement
Gross margin	19,5 k €	-34.6%	29,9 k €	-8.6%	32,7 k €	-53.4%	70,1 k €	+36.2%	51,5 k €	+817%	5,6 k €	+35.4%	4,1 k €	+7686%	-54,6 €	-101%	7,2 k €	+217%	2,3 k €	-2.4%	2,3 k €	+188%	-2,6 k €	+25.2%	-3,5 k €	-331%	-821,1 €	-101%	68 k €	+33.3%	51,1 k €	-49.7%	101,6 k €	+110%	48,4 k €	-62.6%	129,4 k €
EBITDA	16,9 k €	-39.7%	28,1 k €	-14.1%	32,7 k €	-46.0%	60,5 k €	+22.6%	49,4 k €	+1261%	3,6 k €	+68.5%	2,2 k €	+259%	-1,4 k €	-123%	5,9 k €	+619%	825 €	+76.1%	468,6 €	+111%	-4,2 k €	+17.3%	-5,1 k €	-97.4%	-2,6 k €	-108%	31,7 k €	+215%	-27,7 k €	-265%	16,8 k €	+165%	-25,8 k €	-156%	46 k €
Operating result	-2,3 k €	-128%	8,3 k €	-28.7%	11,6 k €	-70.6%	39,5 k €	+60.6%	24,6 k €	+273%	-14,2 k €	+4.3%	-14,9 k €	+18.2%	-18,2 k €	-67.0%	-10,9 k €	+32.0%	-16 k €	+4.3%	-16,7 k €	+20.8%	-21,1 k €	+1.6%	-21,4 k €	+1.9%	-21,8 k €	-278%	12,3 k €	+141%	-30,1 k €	-434%	9 k €	+126%	-34,2 k €	-193%	36,6 k €
Net result	-4,6 k €	-210%	4,2 k €	-52.4%	8,8 k €	-77.4%	39,1 k €	+40.8%	27,8 k €	+352%	-11 k €	+0.5%	-11,1 k €	+20.0%	-13,8 k €	-112%	-6,5 k €	+43.7%	-11,6 k €	+6.0%	-12,3 k €	+24.0%	-16,2 k €	+5.6%	-17,2 k €	+0.6%	-17,3 k €	-112%	149 k €	+746%	-23,1 k €	-187%	26,5 k €	+185%	-31,3 k €	-187%	36 k €
Balance sheet
Equity	124,2 k €	-3.6%	128,8 k €	-10.3%	143,6 k €	+6.5%	134,8 k €	+40.9%	95,7 k €	+40.9%	67,9 k €	-6.2%	72,4 k €	-5.5%	76,6 k €	-15.3%	90,4 k €	-6.7%	97 k €	-10.7%	108,6 k €	-10.2%	120,9 k €	-11.8%	137,1 k €	-11.1%	154,3 k €	-10.1%	171,5 k €	+661%	22,6 k €	-50.6%	45,6 k €	+138%	19,1 k €	-62.1%	50,4 k €
Total assets	213,3 k €	-20.5%	268,1 k €	+8.9%	246,3 k €	-25.4%	330,1 k €	+10.1%	299,9 k €	+17.3%	255,7 k €	-1.4%	259,3 k €	-4.8%	272,4 k €	-5.5%	288,4 k €	-4.8%	302,9 k €	-5.6%	320,8 k €	-4.6%	336,1 k €	-2.9%	346,2 k €	-5.4%	365,8 k €	-6.8%	392,3 k €	+63.4%	240,1 k €	-9.3%	264,9 k €	+24.0%	213,6 k €	-21.6%	272,4 k €
Cash	41,3 k €	-46.8%	77,7 k €	+124%	34,6 k €	-61.3%	89,6 k €	+153%	35,4 k €	+462%	6,3 k €	+25.2%	5 k €	-10.1%	5,6 k €	+18.6%	4,7 k €	+98.8%	2,4 k €	-20.7%	3 k €	-7.0%	3,2 k €	+78.8%	1,8 k €	+9.1%	1,6 k €	-81.3%	8,8 k €	-91.6%	105,6 k €	+22.7%	86,1 k €	+178%	31 k €	-48.4%	60 k €
Debts	73 k €	-39.2%	120 k €	+49.7%	80,2 k €	-52.7%	169,6 k €	-2.9%	174,8 k €	+12.3%	155,6 k €	+8.0%	144,1 k €	+0.6%	143,3 k €	+1.6%	141 k €	-2.5%	144,6 k €	-1.3%	146,5 k €	+0.9%	145,2 k €	+7.8%	134,6 k €	+1.4%	132,7 k €	-3.5%	137,6 k €	-36.8%	217,6 k €	-0.8%	219,2 k €	+12.7%	194,5 k €	-12.4%	222 k €
Other
Workforce	–		–		–		–		–		–		–		–		–		–		–		–		–		–		0,3 ETP	-85.7%	2,1 ETP	0.0%	2,1 ETP	0.0%	2,1 ETP	0.0%	2,1 ETP

Estimate

Indicative valuation

As an indication, this company is worth

between 100 k€ and 250 k€

See the valuation

Governance

Board of directors

Seen on filing of 31/12/2025 · 1 active · 4 ended

Active mandates

JAN VAN GAEL

Director

Active

Ended mandates

JAN VAN GAEL

Manager · since 31 mars 2010

Ended

BERNADETTE WOUTERS

Manager · since 10 avril 1996 · until 31 mars 2010

Ended

BERNADETTE WOUTERS

Manager

Ended

JAN VAN GAEL

Manager

Ended

Annual accounts

Full financial information

	2025	2024	2023	2022	2021	2020
Type of account	Micro model	Micro model	Micro model	Abridged model	Abridged model	Abridged model
Start of the financial year	01/01/2025	01/01/2024	01/01/2023	01/01/2022	01/10/2020	01/10/2019
Closing of the financial year	31/12/2025	31/12/2024	31/12/2023	31/12/2022	31/12/2021	30/09/2020
Length of the financial year	12 months	12 months	12 months	12 months	15 months	12 months
Filing date	25/06/2026	03/06/2025	05/06/2024	27/06/2023	24/08/2022	31/03/2021
General meeting	28/05/2026	30/05/2025	30/05/2024	08/06/2023	26/05/2022	27/01/2021
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	28/05/2026	25/06/2026	Dutch	PDF
Micro model	31/12/2024	30/05/2025	03/06/2025	Dutch	PDF
Micro model	31/12/2023	30/05/2024	05/06/2024	Dutch	PDF
Abridged model	31/12/2022	08/06/2023	27/06/2023	Dutch	PDF
Abridged model	31/12/2021	26/05/2022	24/08/2022	Dutch	PDF
Abridged model	30/09/2020	27/01/2021	31/03/2021	Dutch	PDF
Micro model	30/09/2019	29/01/2020	31/03/2020	Dutch	PDF
Micro model	30/09/2018	30/01/2019	28/02/2019	Dutch	PDF
Micro model	30/09/2017	31/01/2018	28/02/2018	Dutch	PDF
Abridged model	30/09/2016	25/01/2017	23/02/2017	Dutch	PDF
Abridged model	30/09/2015	27/01/2016	30/04/2016	Dutch	PDF
Abridged model	30/09/2014	28/01/2015	30/04/2015	Dutch	PDF
Abridged model	30/09/2013	29/01/2014	30/04/2014	Dutch	PDF
Abridged model	30/09/2012	30/01/2013	22/02/2013	Dutch	PDF
Abridged model	30/09/2011	25/01/2012	22/03/2012	Dutch	PDF
Abridged model	30/09/2010	26/01/2011	23/02/2011	Dutch	PDF
Abridged model	30/09/2009	27/01/2010	18/03/2010	Dutch	PDF
Abridged model	30/09/2008	28/01/2009	24/03/2009	Dutch	PDF
Abridged model	30/09/2007	30/01/2008	12/03/2008	Dutch	PDF
Abridged model	30/09/2006	24/01/2007	23/03/2007	Dutch	PDF

Estimate

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.

Governance

Board of directors

Seen on filing of 31/12/2025 · 1 active · 4 ended

Active mandates

JAN VAN GAEL

Director

Active

Ended mandates

JAN VAN GAEL

Manager · since 31 mars 2010

Ended

BERNADETTE WOUTERS

Manager · since 10 avril 1996 · until 31 mars 2010

Ended

BERNADETTE WOUTERS

Manager

Ended

JAN VAN GAEL

Manager

Ended

Shareholders

Ownership and network

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Try for 7 days

Belgian Official Gazette

Belgian Official Gazette publications

Mandates17/02/2021
STATUTEN (VERTALING, COÖRDINATIE, OVERIGE WIJZIGINGEN, ) - WIJZIGING RECHTSVORM - BENAMING - DOEL - ONTSLAGEN - BENOEMINGEN - ALGEMENE VERGADERING - BOEKJAAR
PDF
Registered office20/02/2018
MAATSCHAPPELIJKE ZETEL
PDF
Registered office08/06/2011
MAATSCHAPPELIJKE ZETEL - DOEL - KAPITAAL - AANDELEN
PDF
Mandates18/05/2010
ONTSLAGEN - BENOEMINGEN
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 2025-4,6 k €↓
2024
Annual accounts 20244,2 k €↓
2023
Annual accounts 20238,8 k €↓
2022
Annual accounts 202239,1 k €↑
2021
Annual accounts 202127,8 k €↑
2020
Annual accounts 2020-11 k €↑
2020
Name changeK4
2019
Annual accounts 2019-11,1 k €↑
2018
Annual accounts 2018-13,8 k €↓
2017
Annual accounts 2017-6,5 k €↑
2016
Annual accounts 2016-11,6 k €↑
2015
Annual accounts 2015-12,3 k €↑
2014
Annual accounts 2014-16,2 k €↑
2013
Annual accounts 2013-17,2 k €↑
2012
Annual accounts 2012-17,3 k €↓
2011
Annual accounts 2011149 k €↑
2010
Annual accounts 2010-23,1 k €↓
2009
Annual accounts 200926,5 k €↑
2008
Annual accounts 2008-31,3 k €↓
2007
Annual accounts 200736 k €
2007
Name changeTULITUP
10/04/1996
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

K4

Overview

What does K4 do?

Trend over 19 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