When was ISB BUILDING TECHNICS founded?

ISB BUILDING TECHNICS was founded on 10 Oct 1950, making it 75 years old.

Is ISB BUILDING TECHNICS still active?

Yes, ISB BUILDING TECHNICS is currently active.

Where is ISB BUILDING TECHNICS registered?

ISB BUILDING TECHNICS's registered address is Boulevard du Roi Albert II 19, 1210 Saint-Josse-ten-Noode, Belgium.

How many employees does ISB BUILDING TECHNICS have?

Based on its most recently filed annual accounts (fiscal year ending 31 Dec 2025), ISB BUILDING TECHNICS reported 87.8 full-time equivalent employees.

What is ISB BUILDING TECHNICS's annual turnover?

ISB BUILDING TECHNICS's most recently filed annual turnover (fiscal year ending 31 Dec 2025) was €25,268,000.

Did ISB BUILDING TECHNICS make a profit or a loss?

ISB BUILDING TECHNICS's most recently filed annual accounts (fiscal year ending 31 Dec 2025) reported a profit of €866,631.

When did ISB BUILDING TECHNICS last file annual accounts?

ISB BUILDING TECHNICS's most recently filed annual accounts cover the fiscal year ending 31 Dec 2025.

Is ISB BUILDING TECHNICS B Corp certified?

We have no B Corp certification on file for ISB BUILDING TECHNICS.

Does ISB BUILDING TECHNICS hold Fairtrade certification?

No, ISB BUILDING TECHNICS does not currently hold Fairtrade certification.

ISB BUILDING TECHNICS

Q: What does ISB BUILDING TECHNICS do?

ISB BUILDING TECHNICS's registered main activities are Installation of heating, ventilating, air conditioning, refrigeration installations powered by electricity, General work of electrical installation, and Sanitary work. It is also registered for 2 additional activities.

BE 0402.940.869

Copied!

NV/SA

Status

Active

Founded

10 Oct 1950

Size

Medium · 87.8 FTE

Age

75 yrs

Main activity

Installation of heating, ventilating, air conditioning, refrigeration installations powered by electricity

Activities

5 activities

Installation of heating, ventilating, air conditioning, refrigeration installations powered by electricityGeneral work of electrical installationSanitary workConstruction of cold rooms, vaults, etc.Manufacture of industrial refrigeration equipment and machinery

Financials

Turnover2025

€25.3M+0.2%

Profit / Loss2025

€867K-13.2%

Equity2025

€2.7M+6.8%

2025	2024	2023	2022
€25,268,000+0.2%	€25,221,946+4%	€24,248,792+10.2%	€22,008,216
€866,631-13.2%	€998,444>1000%	-€49,512-110.8%	€457,058
€2,730,952+6.8%	€2,557,320+28%	€1,998,158-2.4%	€2,047,669
€9,940,229+11.3%	€8,929,804+11.4%	€8,014,866+27.7%	€6,278,056
€299-89.8%	€2,939-31.2%	€4,270-86.3%	€31,272
87.8-14.9%	103.2-4.4%	108-6.2%	115.1
€287,790+17.8%	€244,399+8.9%	€224,526+17.4%	€191,210

Frequently asked questions

01What is ISB BUILDING TECHNICS's official registered name?

ISB BUILDING TECHNICS.

02What is ISB BUILDING TECHNICS's enterprise number (VAT number)?

BE 0402.940.869.

03What is ISB BUILDING TECHNICS's legal form?

Naamloze vennootschap (NV) / Société anonyme (SA).

Sources

KBO — Kruispuntbank van Ondernemingen

NBB — Nationale Bank van België

Links

Belgian National Gazette — Publications

Check withholding obligation

Central Register of Director Disqualifications

	2025	2024	2023	2022
Income statement
	€25,268,000+0.2%	€25,221,946+4%	€24,248,792+10.2%	€22,008,216
	€7,101,591-5.2%	€7,494,283+4.1%	€7,202,282-2.1%	€7,358,942
	€1,214,046-10.1%	€1,349,810+668.6%	€175,610-80.1%	€882,250
	€1,295,805-7.1%	€1,395,195>1000%	€125,655-87.6%	€1,010,892
	€921,155+15.4%	€798,238>1000%	-€31,619-115.7%	€201,675
	€866,631-13.2%	€998,444>1000%	-€49,512-110.8%	€457,058
	€286,730+84%	€155,873-49.8%	€310,630-27.6%	€428,994
Profitability
	5.1%-7.3%	5.5%+967.5%	0.5%-88.7%	4.6%
	3.4%-13.4%	4.0%>1000%	-0.2%-109.8%	2.1%
	31.7%-18.7%	39.0%>1000%	-2.5%-111.1%	22.3%
	6.6%-20.8%	8.3%>1000%	-0.5%-108.9%	5.1%
Solvency
	€13,164,914+9.6%	€12,008,094+11.4%	€10,779,584+21%	€8,909,607
	€574,260-2.5%	€588,820-6%	€626,520+16.8%	€536,328
	€5000%	€500-15.1%	€5890%	€589
	€2,730,952+6.8%	€2,557,320+28%	€1,998,158-2.4%	€2,047,669
	20.7%-2.6%	21.3%+14.9%	18.5%-19.3%	23.0%
	€9,940,229+11.3%	€8,929,804+11.4%	€8,014,866+27.7%	€6,278,056
	3.64+4.2%	3.49-12.9%	4.01+30.8%	3.07
	52.92+128.4%	23.17>1000%	2.03-95%	40.61
Liquidity
	€299-89.8%	€2,939-31.2%	€4,270-86.3%	€31,272
	—	—	—	€2,451,420
	€6,469,884-35.4%	€10,017,280+3.1%	€9,720,491+99.1%	€4,881,449
	€4,029,531+29.7%	€3,106,932+15.7%	€2,685,312-23.8%	€3,524,225
	€9,358,364+10.9%	€8,439,439+9.6%	€7,697,864+22.9%	€6,265,274
	1.27-0.9%	1.28+1%	1.27-4.7%	1.33
	€2,649,925+6.5%	€2,488,970+16.4%	€2,137,609+2.1%	€2,094,612
Efficiency
	93 days-35.5%	145 days-0.9%	146 days+80.7%	81 days
	86 days+26.2%	69 days+17.7%	58 days-31.1%	85 days
	—	—	—	74 days
	—	—	—	6.16
Profit appropriation
	€693,000+57.8%	€439,281	—	—
	€222,5000%	€222,5000%	€222,5000%	€222,500
	€283,452+158.1%	€109,820+124.4%	-€449,342-12.4%	-€399,831

Sources

NBB — Nationale Bank van België

	2025	2024	2023	2022
Income statement
	€25,268,000+0.2%	€25,221,946+4%	€24,248,792+10.2%	€22,008,216
	€7,101,591-5.2%	€7,494,283+4.1%	€7,202,282-2.1%	€7,358,942
	€1,214,046-10.1%	€1,349,810+668.6%	€175,610-80.1%	€882,250
	€1,295,805-7.1%	€1,395,195>1000%	€125,655-87.6%	€1,010,892
	€921,155+15.4%	€798,238>1000%	-€31,619-115.7%	€201,675
	€866,631-13.2%	€998,444>1000%	-€49,512-110.8%	€457,058
	€286,730+84%	€155,873-49.8%	€310,630-27.6%	€428,994
Profitability
	5.1%-7.3%	5.5%+967.5%	0.5%-88.7%	4.6%
	3.4%-13.4%	4.0%>1000%	-0.2%-109.8%	2.1%
	31.7%-18.7%	39.0%>1000%	-2.5%-111.1%	22.3%
	6.6%-20.8%	8.3%>1000%	-0.5%-108.9%	5.1%
Solvency
	€13,164,914+9.6%	€12,008,094+11.4%	€10,779,584+21%	€8,909,607
	€574,260-2.5%	€588,820-6%	€626,520+16.8%	€536,328
	€5000%	€500-15.1%	€5890%	€589
	€2,730,952+6.8%	€2,557,320+28%	€1,998,158-2.4%	€2,047,669
	20.7%-2.6%	21.3%+14.9%	18.5%-19.3%	23.0%
	€9,940,229+11.3%	€8,929,804+11.4%	€8,014,866+27.7%	€6,278,056
	3.64+4.2%	3.49-12.9%	4.01+30.8%	3.07
	52.92+128.4%	23.17>1000%	2.03-95%	40.61
Liquidity
	€299-89.8%	€2,939-31.2%	€4,270-86.3%	€31,272
	—	—	—	€2,451,420
	€6,469,884-35.4%	€10,017,280+3.1%	€9,720,491+99.1%	€4,881,449
	€4,029,531+29.7%	€3,106,932+15.7%	€2,685,312-23.8%	€3,524,225
	€9,358,364+10.9%	€8,439,439+9.6%	€7,697,864+22.9%	€6,265,274
	1.27-0.9%	1.28+1%	1.27-4.7%	1.33
	€2,649,925+6.5%	€2,488,970+16.4%	€2,137,609+2.1%	€2,094,612
Efficiency
	93 days-35.5%	145 days-0.9%	146 days+80.7%	81 days
	86 days+26.2%	69 days+17.7%	58 days-31.1%	85 days
	—	—	—	74 days
	—	—	—	6.16
Profit appropriation
	€693,000+57.8%	€439,281	—	—
	€222,5000%	€222,5000%	€222,5000%	€222,500
	€283,452+158.1%	€109,820+124.4%	-€449,342-12.4%	-€399,831

2025

2024

2023

2022

Income statement

€25,268,000+0.2%

€25,221,946+4%

€24,248,792+10.2%

€22,008,216

€7,101,591-5.2%

€7,494,283+4.1%

€7,202,282-2.1%

€7,358,942

€1,214,046-10.1%

€1,349,810+668.6%

€175,610-80.1%

€882,250

€1,295,805-7.1%

€1,395,195>1000%

€125,655-87.6%

€1,010,892

€921,155+15.4%

€798,238>1000%

-€31,619-115.7%

€201,675

€866,631-13.2%

€998,444>1000%

-€49,512-110.8%

€457,058

€286,730+84%

€155,873-49.8%

€310,630-27.6%

€428,994

Profitability

5.1%-7.3%

5.5%+967.5%

0.5%-88.7%

4.6%

3.4%-13.4%

4.0%>1000%

-0.2%-109.8%

2.1%

31.7%-18.7%

39.0%>1000%

-2.5%-111.1%

22.3%

6.6%-20.8%

8.3%>1000%

-0.5%-108.9%

5.1%

Solvency

€13,164,914+9.6%

€12,008,094+11.4%

€10,779,584+21%

€8,909,607

€574,260-2.5%

€588,820-6%

€626,520+16.8%

€536,328

€5000%

€500-15.1%

€5890%

€589

€2,730,952+6.8%

€2,557,320+28%

€1,998,158-2.4%

€2,047,669

20.7%-2.6%

21.3%+14.9%

18.5%-19.3%

23.0%

€9,940,229+11.3%

€8,929,804+11.4%

€8,014,866+27.7%

€6,278,056

3.64+4.2%

3.49-12.9%

4.01+30.8%

3.07

52.92+128.4%

23.17>1000%

2.03-95%

40.61

Liquidity

€299-89.8%

€2,939-31.2%

€4,270-86.3%

€31,272

—

€2,451,420

€6,469,884-35.4%

€10,017,280+3.1%

€9,720,491+99.1%

€4,881,449

€4,029,531+29.7%

€3,106,932+15.7%

€2,685,312-23.8%

€3,524,225

€9,358,364+10.9%

€8,439,439+9.6%

€7,697,864+22.9%

€6,265,274

1.27-0.9%

1.28+1%

1.27-4.7%

1.33

€2,649,925+6.5%

€2,488,970+16.4%

€2,137,609+2.1%

€2,094,612

Efficiency

93 days-35.5%

145 days-0.9%

146 days+80.7%

81 days

86 days+26.2%

69 days+17.7%

58 days-31.1%

85 days

—

74 days

—

6.16

Profit appropriation

€693,000+57.8%

€439,281

—

€222,5000%

€222,500

€283,452+158.1%

€109,820+124.4%

-€449,342-12.4%

-€399,831

ISB BUILDING TECHNICS

Activities

Financials

Frequently asked questions

All locations

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