OPENING OF BANKRUPTCY

ISOLAZ

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Financial year 2025 · closed on 31/12/2025

Net result

-7,7 k €

-110.1% YoY

Gross margin

55,1 k €

-58.1% YoY

Equity

281,0 k €

-2.7% YoY

Company — Opening of bankruptcy.

Strike-off: 15 septembre 2026

What does ISOLAZ do?

ISOLAZ is a Private limited company incorporated in 2003. Its main activity is: Construction of buildings. Its registered office is in Ixelles.

Legal situation

● Opening of bankruptcy

BCE/KBO no. / VAT

BE 0479.523.557

Incorporation

11/02/2003

Legal form

Private limited company

Registered office

Avenue Louise 205-207 box 4
1050 Ixelles · BruxellesSee on map

Contributed capital

19 000,00 €

Latest accounts

31/12/2025

Activities (NACE)

41001Construction of buildings· main 41201Construction of residential and non-residential buildings 43230Electrical, plumbing and other construction installation activities 43291Other construction installation 45320Retail trade of motor vehicle parts and accessories

Signals

Solid equityGood liquidityPositive cashflowPositive EBITDAHealthy social debts

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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	55,1 k €	-58.1%	131,3 k €	+43.2%	91,7 k €	-41.3%	156,3 k €	-21.5%	199,1 k €	+844%	21,1 k €	-77.9%	95,6 k €	+100%	47,7 k €	-51.6%	98,6 k €	+18.2%	83,4 k €	-45.9%	154,0 k €	-40.9%	260,7 k €	+268%	70,8 k €	+46.0%	48,5 k €	-26.5%	66,0 k €	-27.3%	90,7 k €	+152%	36,0 k €	+28.4%	28,0 k €	+42.2%	19,7 k €	+167%	7,4 k €
EBITDA	2,3 k €	-97.7%	100,5 k €	+368%	21,5 k €	-74.6%	84,5 k €	-17.2%	102,0 k €	+438%	-30,2 k €	-162%	48,7 k €	+1953%	2,4 k €	-97.0%	78,4 k €	+86.8%	42,0 k €	-43.6%	74,4 k €	-64.6%	210,3 k €	+323%	49,7 k €	+6.3%	46,8 k €	-27.9%	64,8 k €	-18.6%	79,6 k €	+482%	13,7 k €	-17.3%	16,5 k €	-11.8%	18,8 k €	+191%	6,4 k €
Operating result	-6,1 k €	-106%	95,0 k €	+802%	10,5 k €	-81.5%	57,1 k €	-35.8%	88,8 k €	+301%	-44,1 k €	-245%	30,5 k €	+350%	-12,2 k €	-119%	64,2 k €	+115%	29,9 k €	-52.3%	62,6 k €	-69.0%	201,8 k €	+322%	47,8 k €	+15.6%	41,3 k €	-33.5%	62,2 k €	+9.2%	56,9 k €	+416%	11,0 k €	-21.2%	14,0 k €	-24.9%	18,7 k €	+412%	3,6 k €
Net result	-7,7 k €	-110%	76,0 k €	+1270%	-6,5 k €	-113%	49,4 k €	+4.4%	47,3 k €	+197%	-48,9 k €	-399%	16,4 k €	+158%	-28,5 k €	-163%	44,9 k €	+217%	14,2 k €	-70.7%	48,3 k €	-65.3%	139,2 k €	+285%	36,2 k €	+23.6%	29,3 k €	-36.7%	46,3 k €	+10.5%	41,8 k €	+1320%	2,9 k €	-56.3%	6,7 k €	-58.6%	16,3 k €	+782%	1,8 k €
Balance sheet
Equity	281,0 k €	-2.7%	288,7 k €	+19.9%	240,7 k €	-2.6%	247,2 k €	+14.6%	215,8 k €	+14.5%	188,4 k €	-20.6%	237,4 k €	-9.1%	261,0 k €	-9.8%	289,5 k €	+10.7%	261,6 k €	-12.9%	300,4 k €	+13.8%	264,1 k €	+82.3%	144,9 k €	+21.0%	119,7 k €	+16.9%	102,4 k €	+38.1%	74,2 k €	+47.4%	50,3 k €	+6.2%	47,4 k €	+16.6%	40,6 k €	+48.5%	27,3 k €
Total assets	442,2 k €	-27.3%	607,8 k €	+27.2%	477,9 k €	-3.7%	496,1 k €	+8.6%	456,9 k €	+32.0%	346,0 k €	-23.2%	450,5 k €	+4.8%	429,9 k €	+16.1%	370,2 k €	-3.8%	384,7 k €	-1.2%	389,3 k €	-8.5%	425,3 k €	+74.4%	243,9 k €	+16.6%	209,2 k €	+7.7%	194,4 k €	+31.4%	147,9 k €	+20.5%	122,7 k €	+34.7%	91,1 k €	+68.6%	54,0 k €	+85.3%	29,2 k €
Cash	10,0 k €	+746%	1,2 k €	-94.4%	20,9 k €	+47.6%	14,1 k €	-34.5%	21,6 k €	+723%	2,6 k €	-84.4%	16,8 k €	+364%	3,6 k €		–		–		–		312,7 €	-96.8%	9,8 k €	+3027%	312,7 €	+56751%	0,6 €	-100.0%	6,6 k €	+635%	897,5 €	-89.4%	8,4 k €	+301%	2,1 k €	-18.1%	2,6 k €
Debts	161,2 k €	-49.5%	319,2 k €	+34.6%	237,2 k €	-4.7%	248,9 k €	+3.2%	241,1 k €	+53.0%	157,6 k €	-26.1%	213,1 k €	+26.2%	168,8 k €	+109%	80,8 k €	-34.4%	123,1 k €	+38.6%	88,8 k €	-44.9%	161,2 k €	+62.8%	99,0 k €	+10.6%	89,6 k €	-2.6%	91,9 k €	+24.7%	73,7 k €	+1.9%	72,4 k €	+65.7%	43,7 k €	+226%	13,4 k €	+642%	1,8 k €
Other
Workforce	–		–		–		–		–		–		–		–		–		–		2,1 ETP		–		–		–		–		–		0,8 ETP	+60.0%	0,5 ETP		–		–

Governance

Board of directors

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

Active mandates

SADIK KALAFAT

Mandate

Active

Ended mandates

Sadik KALAFAT

Manager · since 11 février 2003

Ended

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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	28/08/2026	29/08/2025	16/07/2024	22/11/2023	20/02/2023	31/08/2021
General meeting	30/06/2026	31/07/2025	30/06/2024	30/06/2023	30/04/2022	30/04/2021
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	30/06/2026	28/08/2026	French	PDF
Micro model	31/12/2024	31/07/2025	29/08/2025	French	PDF
Micro model	31/12/2023	30/06/2024	16/07/2024	French	PDF
Micro model	31/12/2022	30/06/2023	22/11/2023	French	PDF
Micro model	31/12/2021	30/04/2022	20/02/2023	French	PDF
Micro model	31/12/2020	30/04/2021	31/08/2021	French	PDF
Micro model	31/12/2019	30/04/2020	22/09/2020	French	PDF
Micro model	31/12/2018	30/04/2019	15/11/2019	French	PDF
Micro model	31/12/2017	30/06/2018	31/08/2018	French	PDF
Micro model	31/12/2016	30/06/2017	29/09/2017	French	PDF
Abridged model	31/12/2015	30/06/2016	17/08/2016	French	PDF
Abridged model	31/12/2014	30/06/2015	30/09/2015	French	PDF
Abridged model	31/12/2013	30/06/2014	29/08/2014	French	PDF
Abridged model	31/12/2012	01/07/2013	27/08/2013	French	PDF
Abridged model	31/12/2011	30/06/2012	30/08/2012	French	PDF
Abridged model	31/12/2010	30/06/2011	31/08/2011	French	PDF
Abridged model	31/12/2009	30/06/2010	25/08/2010	French	PDF
Abridged model	31/12/2008	30/06/2009	31/08/2009	French	PDF
Abridged model	31/12/2007	01/06/2008	12/08/2008	French	PDF
Abridged model	31/12/2006	01/06/2007	28/08/2007	French	PDF

Estimate

Indicative valuation

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 · 1 ended

Active mandates

SADIK KALAFAT

Mandate

Active

Ended mandates

Sadik KALAFAT

Manager · since 11 février 2003

Ended

Shareholders

Ownership and network

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Belgian Official Gazette

Belgian Official Gazette publications

Registered office27/01/2025
SIEGE SOCIAL
PDF
Mandates07/08/2024
MODIFICATION FORME JURIDIQUE - DEMISSIONS, NOMINATIONS - ASSEMBLEE GENERALE
PDF
Registered office12/11/2020
SIEGE SOCIAL
PDF
Mandates18/07/2011
CAPITAL, ACTIONS - DEMISSIONS, NOMINATIONS
PDF
Mandates22/11/2007
CAPITAL, ACTIONS - DEMISSIONS, NOMINATIONS
PDF
Registered office25/03/2005
SIEGE SOCIAL - CAPITAL, ACTIONS - DIVERS
PDF
Other19/02/2003
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 2025-7,7 k €↓
2024
Annual accounts 202476,0 k €↑
2023
Annual accounts 2023-6,5 k €↓
2022
Annual accounts 202249,4 k €↑
2021
Annual accounts 202147,3 k €↑
2020
Annual accounts 2020-48,9 k €↓
2019
Annual accounts 201916,4 k €↑
2018
Annual accounts 2018-28,5 k €↓
2017
Annual accounts 201744,9 k €↑
2016
Annual accounts 201614,2 k €↓
2015
Annual accounts 201548,3 k €↓
2014
Annual accounts 2014139,2 k €↑
2013
Annual accounts 201336,2 k €↑
2012
Annual accounts 201229,3 k €↓
2011
Annual accounts 201146,3 k €↑
2010
Annual accounts 201041,8 k €↑
2009
Annual accounts 20092,9 k €↓
2008
Annual accounts 20086,7 k €↓
2007
Annual accounts 200716,3 k €↑
2006
Annual accounts 20061,8 k €
11/02/2003
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

ISOLAZ

Overview

What does ISOLAZ do?

Trend over 20 financial years

Board of directors

Other companies at this address

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