ISB BUILDING TECHNICS
ActiveSummary
ISB BUILDING TECHNICS has been active since 1950 and the Belgian State Gazette contains no insolvency or warning signals. The 2025 annual accounts show equity of €2.7m and a net result of €866,631. Equity is growing by ~12.9% per year across the filed fiscal years. Its solvency ranks better than 21% of 2083 sector peers (fiscal year 2025). The computed 12-month bankruptcy probability is 0.7% (low).
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Signals
This company filed its last 7 accounts on average 29 days before the deadline; the sector median for financial year 2024 is 1 day before the deadline, and 42% of the sector filed late.
Checked, nothing found (2)
History
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Financials · fiscal year 2025, full schema
Click a name to add, emphasise or remove a line.Band: the middle half (P25 to P75) of NACE 43, Specialised construction activities, each year against the same schema; no band under 30 filings. Dashed line: the median.
Peer companies
Historical observationOf the 378 companies that looked in July 2024 the way this one looks now, 0.3% went bankrupt within 24 months and 97% are still going.
- Medium-sized
- 20 years or older
- solvency 10 to 30%
- a profit of 5% of the balance sheet or more
For this company itself Checked computes a higher bankruptcy probability: 0.7% over twelve months. The score reads more about this company than the group's four characteristics; both figures are right about what they measure.
How reliable is this rule?
Tested on the year before, without using that year itself: the groups of July 2023 gave each of the 497,340 companies of July 2024 its group's bankruptcy share. Expected: 1.6%; actually bankrupt within 24 months: 1.7%.
| Group | Expected | Actual |
|---|---|---|
| 1 | 0.2% | 0.2% |
| 2 | 0.3% | 0.5% |
| 3 | 0.5% | 0.6% |
| 4 | 0.7% | 0.8% |
| 5 | 0.9% | 1.0% |
| 6 | 1.3% | 1.5% |
| 7 | 1.6% | 1.8% |
| 8 | 1.8% | 1.8% |
| 9 | 3.0% | 3.1% |
| 10 | 5.6% | 6.2% |
The rule ranks well: a company that went bankrupt got a higher share than one that kept going in 74% of comparisons. The level follows the economy: in a year with more bankruptcies, the actual share is higher than the year before.
An observation about 378 comparable companies, not a prediction for this company. The sector does not count: the register keeps no sector for companies that stopped, so it would make the outcome look better than it was.
| Line | 2021 | 2022 | 2023 | 2024 | 2025 | Change |
|---|---|---|---|---|---|---|
| Operating income70/76A | €22.5m | €23.2m | €24.3m | €25.3m | €25.4m | ▲ 0.5% |
| Turnover70 | €21.8m | €22.0m | €24.2m | €25.2m | €25.3m | ▲ 0.2% |
| Change in stocks of work in progress, finished goods and contracts in progress71 | €665,516 | €1.1m | - | - | - | - |
| Own construction capitalised72 | - | - | - | - | €3,236 | - |
| Other operating income74 | €69,579 | €144,435 | €34,575 | €90,528 | €174,394 | ▲ 92.6% |
| Operating charges60/66A | €22.2m | €22.3m | €24.1m | €24.0m | €24.2m | ▲ 1.1% |
| Goods for resale, raw materials and consumables60 | €10.7m | €12.1m | €13.7m | €13.0m | €13.5m | ▲ 4.2% |
| Purchases600/8 | €10.7m | €12.1m | €13.7m | €13.0m | €13.5m | ▲ 4.2% |
| Change in stocks: decrease (increase)609 | - | - | €2,831 | - | - | - |
| Services and other goods61 | €3.2m | €3.1m | €3.2m | €3.6m | €3.5m | ▼ 2.5% |
| Remuneration, social security and pensions62 | €8.2m | €7.4m | €7.2m | €7.5m | €7.1m | ▼ 5.2% |
| Depreciation of and write-downs on formation expenses, intangible and tangible fixed assets630 | €119,342 | €104,180 | €31,745 | €39,585 | €38,480 | ▼ 2.8% |
| Write-downs on stocks, contracts in progress and trade receivables: additions (reversals)631/4 | -€182,177 | €24,462 | -€81,700 | €5,800 | €43,279 | ▲ 646% |
| Provisions for liabilities and charges: additions (uses and reversals)635/8 | -€80,312 | -€384,025 | €67,848 | -€245,591 | -€27,236 | ▲ 88.9% |
| Other operating charges640/8 | €103,692 | €7,029 | €49,258 | €105,483 | €27,867 | ▼ 73.6% |
| Non-recurring operating charges66A | €59,398 | - | - | €10,923 | €38,917 | ▲ 256% |
| Operating profit (loss)9901 | €381,832 | €882,250 | €175,610 | €1.3m | €1.2m | ▼ 10.1% |
| Financial income75/76B | €27 | €38,682 | €19 | €15,942 | €68,240 | ▲ 328% |
| Recurring financial income75 | €27 | €38,682 | €19 | €12,859 | €68,240 | ▲ 431% |
| Income from financial fixed assets750 | €27 | €97 | €17 | €1,420 | - | - |
| Income from current assets751 | - | €38,378 | - | €6,390 | €51,016 | ▲ 698% |
| Other financial income752/9 | - | €207 | €2 | €5,049 | €17,224 | ▲ 241% |
| Non-recurring financial income76B | - | - | - | €3,083 | - | - |
| Financial charges65/66B | €62,034 | €35,294 | €98,415 | €76,701 | €41,855 | ▼ 45.4% |
| Recurring financial charges65 | €62,034 | €35,294 | €98,415 | €76,701 | €41,855 | ▼ 45.4% |
| Debt charges650 | €51,624 | €21,724 | €86,301 | €58,248 | €22,939 | ▼ 60.6% |
| Other financial charges652/9 | €10,410 | €13,570 | €12,114 | €18,453 | €18,916 | ▲ 2.5% |
| Profit (loss) for the period before taxes9903 | €319,825 | €885,638 | €77,214 | €1.3m | €1.2m | ▼ 3.8% |
| Income taxes67/77 | €75,012 | €428,580 | €126,726 | €290,607 | €373,800 | ▲ 28.6% |
| Taxes670/3 | €75,012 | €428,580 | €126,726 | €319,295 | €373,800 | ▲ 17.1% |
| Tax adjustments and reversals of tax provisions77 | - | - | - | €28,689 | - | - |
| Profit (loss) for the period9904 | €244,814 | €457,058 | -€49,512 | €998,444 | €866,631 | ▼ 13.2% |
| Profit (loss) for the period to be appropriated9905 | €244,814 | €457,058 | -€49,512 | €998,444 | €866,631 | ▼ 13.2% |
| Line | 2021 | 2022 | 2023 | 2024 | 2025 | Change |
|---|---|---|---|---|---|---|
| Assets | ||||||
| Total assets20/58 | €10.4m | €8.9m | €10.8m | €12.0m | €13.2m | ▲ 9.6% |
| Fixed assets21/28 | €630,741 | €536,938 | €627,109 | €589,320 | €574,760 | ▼ 2.5% |
| Intangible fixed assets21 | €76,706 | €22 | - | - | - | - |
| Tangible fixed assets22/27 | €553,446 | €536,328 | €626,520 | €588,820 | €574,260 | ▼ 2.5% |
| Land and buildings22 | - | - | €42,394 | €41,198 | €61,737 | ▲ 49.9% |
| Plant, machinery and equipment23 | €18,049 | €19,270 | €85,416 | €67,259 | €50,508 | ▼ 24.9% |
| Furniture and vehicles24 | €1,230 | €929 | €619 | €310 | - | - |
| Other tangible fixed assets26 | €534,167 | €516,129 | €498,091 | €480,053 | €462,015 | ▼ 3.8% |
| Financial fixed assets28 | €589 | €589 | €589 | €500 | €500 | = |
| Affiliated companies280/1 | €89 | €89 | €89 | - | - | - |
| Participating interests280 | €89 | €89 | €89 | - | - | - |
| Other financial fixed assets284/8 | €500 | €500 | €500 | €500 | €500 | = |
| Amounts receivable and cash guarantees285/8 | €500 | €500 | €500 | €500 | €500 | = |
| Current assets29/58 | €9.8m | €8.4m | €10.2m | €11.4m | €12.6m | ▲ 10.3% |
| Stocks and contracts in progress3 | €1.5m | €2.5m | - | - | - | - |
| Contracts in progress37 | €1.5m | €2.5m | - | - | - | - |
| Amounts receivable within one year40/41 | €6.9m | €5.9m | €10.1m | €10.6m | €6.7m | ▼ 37.1% |
| Trade receivables40 | €6.6m | €4.9m | €9.7m | €10.0m | €6.5m | ▼ 35.4% |
| Other amounts receivable41 | €316,345 | €970,856 | €371,829 | €572,293 | €187,002 | ▼ 67.3% |
| Current investments50/53 | - | - | - | €758,280 | €5.8m | ▲ 662% |
| Other investments51/53 | - | - | - | €758,280 | €5.8m | ▲ 662% |
| Cash at bank and in hand54/58 | €1.3m | €31,272 | €4,270 | €2,939 | €299 | ▼ 89.8% |
| Deferred charges and accrued income490/1 | €85,099 | €37,671 | €55,885 | €67,982 | €158,562 | ▲ 133% |
| Equity and liabilities | ||||||
| Total equity and liabilities10/49 | €10.4m | €8.9m | €10.8m | €12.0m | €13.2m | ▲ 9.6% |
| Equity10/15 | €1.6m | €2.0m | €2.0m | €2.6m | €2.7m | ▲ 6.8% |
| Contributions10/11 | €2.2m | €2.2m | €2.2m | €2.2m | €2.2m | = |
| Capital10 | €2.2m | €2.2m | €2.2m | €2.2m | €2.2m | = |
| Issued capital100 | €2.2m | €2.2m | €2.2m | €2.2m | €2.2m | = |
| Reserves13 | €222,500 | €222,500 | €222,500 | €222,500 | €222,500 | = |
| Non-distributable reserves130/1 | €222,500 | €222,500 | €222,500 | €222,500 | €222,500 | = |
| Legal reserve130 | €222,500 | €222,500 | €222,500 | €222,500 | €222,500 | = |
| Profit (loss) carried forward14 | -€856,889 | -€399,831 | -€449,342 | €109,820 | €283,452 | ▲ 158% |
| Provisions and deferred taxes16 | €1.0m | €583,882 | €766,561 | €520,969 | €493,734 | ▼ 5.2% |
| Provisions for liabilities and charges160/5 | €1.0m | €583,882 | €766,561 | €520,969 | €493,734 | ▼ 5.2% |
| Other liabilities and charges164/5 | €1.0m | €583,882 | €766,561 | €520,969 | €493,734 | ▼ 5.2% |
| Amounts payable17/49 | €7.8m | €6.3m | €8.0m | €8.9m | €9.9m | ▲ 11.3% |
| Amounts payable within one year42/48 | €7.8m | €6.3m | €7.7m | €8.4m | €9.4m | ▲ 10.9% |
| Financial debts43 | €2.1m | - | €1.5m | - | - | - |
| Credit institutions430/8 | €2.1m | - | - | - | - | - |
| Other loans439 | - | - | €1.5m | - | - | - |
| Trade debts44 | €3.7m | €3.5m | €2.7m | €3.1m | €4.0m | ▲ 29.7% |
| Suppliers440/4 | €3.7m | €3.5m | €2.7m | €3.1m | €4.0m | ▲ 29.7% |
| Advances received on contracts in progress46 | €633,191 | €1.3m | €2.3m | €3.8m | €3.4m | ▼ 10.3% |
| Taxes, remuneration and social security45 | €1.3m | €1.5m | €1.3m | €1.1m | €1.2m | ▲ 12.2% |
| Taxes450/3 | €209,381 | €428,994 | €310,630 | €155,873 | €286,730 | ▲ 84.0% |
| Remuneration and social security454/9 | €1.1m | €1.0m | €977,240 | €932,388 | €934,515 | ▲ 0.2% |
| Other amounts payable47/48 | - | - | - | €439,281 | €693,000 | ▲ 57.8% |
| Accrued charges and deferred income492/3 | €22,644 | €12,782 | €317,002 | €490,365 | €581,865 | ▲ 18.7% |
| Line | 2021 | 2022 | 2023 | 2024 | 2025 | Change |
|---|---|---|---|---|---|---|
| Profit (loss) for the period9904 | €244,814 | €457,058 | -€49,512 | €998,444 | €866,631 | ▼ 13.2% |
| + Depreciation and write-downs630 | €119,342 | €104,180 | €31,745 | €39,585 | €38,480 | ▼ 2.8% |
| Operating cash flow (approximation) | €364,155 | €561,238 | -€17,767 | €1.0m | €905,111 | ▼ 12.8% |
| Investment in fixed assets (approximation) | - | -€10,377 | -€121,915 | -€1,796 | -€23,920 | ▼ 1,232% |
| Change in cash | - | -€1.3m | -€27,002 | -€1,331 | -€2,640 | ▼ 98.3% |
Simplified and derived: a Belgian filing has no cash-flow statement, so these rows come from the income statement and the balance-sheet moves.
Timeline · acts, filings and financial milestones
29-07
State Gazette act
Reappointments: Xavier ALLARD (director) and Forvis Mazars Bedrijfsrevisoren (statutory auditor)114 facts ▸
- General meeting, 26-05-2026
- Director reappointment, Xavier ALLARD (director)
- Auditor reappointment, Forvis Mazars Bedrijfsrevisoren (statutory auditor)
- Board meeting, 30-04-2026
- Board composition, Nicolas ROGEZ (chair)
- Board composition, Iris TRUYEN (managing director)
- Board composition, Xavier ALLARD (director)
- Other statement, Bijlage 1, Project Manager
- Other statement, Bijlage 1, Project Manager
- Other statement, Bijlage 1, Project Manager
- Other statement, Bijlage 1, Project Manager
- Other statement, Bijlage 1, Project Manager
- +102 further facts in this act
Show earlier events
About the unread acts
Of the 51 Belgian State Gazette acts we know for this company, 2 have been read. The other 49 have not been read yet: what they contain is neither established nor disproved here.
Directors · office · real estate
Board 1
Statutory auditor 1
Not every act has been read: a resignation may be missing here
2 establishment units
2 parcels
| Parcel (capakey) | Region | Area | Buildings | Height / fl. |
|---|---|---|---|---|
| 22001A0006/00B002 | Flanders | 3,980 m² | 1 · 1,751 m² | 9.5 m · 3 fl. |
| 21014A0003/00M022 | Brussels | 2,542 m² | 1 · 1,816 m² | 53.4 m · 14 fl. |
Linked by address, not proof of ownership
Mandate history
- Board
- Statutory auditor
- began earlier
| Name | Functions and periods |
|---|---|
| Xavier Allard |
|
| FORVIS MAZARS Réviseurs d'Entreprises |
|
Articles of association
Structure & network
Owners and holdings
3 ownersOwners 3
-
40%
-
30%
- 30%
Stated earlier (1)
An older source named these owners; newer accounts no longer list them.
- Sourceaccounts AXIMA 202230%
Holdings 0
The accounts to 31-12-2025 list no holdings, and no other source names one.
According to the 2025 annual accounts of ISB BUILDING TECHNICS and those of the other companies, the acts in the Belgian Gazette and the LEI register. The register of ultimate beneficial owners (UBO) is not public: who ultimately stands behind a natural person or a foreign parent is not stated here. A company that does not fill in these statements, or need not, is missing.
Connections & network
13 connected companiesShow 9 more companies with a shared director
Public money · subsidies and aid
Flemish government
2022 · 1 entry · 1,363 EUR awarded · 1,363 EUR paid| Year | Entries | awarded | paid |
|---|---|---|---|
| 2022 | 1 | 1,363 EUR | 1,363 EUR |
Recognitions · licences · registrations
Recognised contractor
2 categoriesDual-learning approval
2 live approvalsLegal Entity Identifier
Similar companies · same sector, comparable size
Identification & contact
If you follow this company, Checked tells you the day it leaves the Peppol register.
Register as of 30 September 2026 · Peppol Directory
Scores and ratios are computed by Checked and are not a credit decision.