What does CONSTRUCTIONS DEMONCEAU OLIVIER do?

CONSTRUCTIONS DEMONCEAU OLIVIER is a construction company in Blégny. Private Limited, started on 26 July 2001, 1 establishment.

What is the address of CONSTRUCTIONS DEMONCEAU OLIVIER?

The registered office of CONSTRUCTIONS DEMONCEAU OLIVIER is located at Rue Gérard Wilket 7, 4672 Blégny.

Is CONSTRUCTIONS DEMONCEAU OLIVIER still active?

Yes. According to the CBE (30 October 2026) CONSTRUCTIONS DEMONCEAU OLIVIER is active, legal situation “Normale toestand”, started on 26 July 2001.

Is CONSTRUCTIONS DEMONCEAU OLIVIER registered on Peppol?

Yes, CONSTRUCTIONS DEMONCEAU OLIVIER is registered on the Peppol network with ID 0208:0475388684.

What is the enterprise number of CONSTRUCTIONS DEMONCEAU OLIVIER?

The enterprise number of CONSTRUCTIONS DEMONCEAU OLIVIER is BE0475388684.

When was CONSTRUCTIONS DEMONCEAU OLIVIER founded?

CONSTRUCTIONS DEMONCEAU OLIVIER was founded on 26 July 2001.

Who are the directors of CONSTRUCTIONS DEMONCEAU OLIVIER?

According to the 2025 annual accounts, the directors of CONSTRUCTIONS DEMONCEAU OLIVIER are: OLIVIER DEMONCEAU.

Is CONSTRUCTIONS DEMONCEAU OLIVIER a reliable company?

Databakkes does not pass judgement; this is what the sources say: Active according to the CBE since 26 July 2001; 5 annual accounts filed, latest fiscal year 2025; 1 directors known from the annual account.

How much profit did CONSTRUCTIONS DEMONCEAU OLIVIER make in 2025?

CONSTRUCTIONS DEMONCEAU OLIVIER recorded a loss after taxes of € 10,219 in financial year 2025.

What is the revenue of CONSTRUCTIONS DEMONCEAU OLIVIER?

As a small company, CONSTRUCTIONS DEMONCEAU OLIVIER is not required to publish revenue in its annual accounts. In financial year 2025, its added value was € -1,596.

CONSTRUCTIONS DEMONCEAU OLIVIER (Private Limited)

Dossier CONSTRUCTIONS DEMONCEAU OLIVIER, printed on 30 October 2026 from databakkes.be/en/0475388684/constructions-demonceau-olivier. Sources: CBE, National Bank of Belgium, Belgian Official Gazette.

Financials

Financial year 2025

CONSTRUCTIONS DEMONCEAU OLIVIER from Blégny, company number BE0475388684, closed financial year 2025 with a result of € -10,219 after tax. For that financial year CONSTRUCTIONS DEMONCEAU OLIVIER recorded a gross margin of € -1,596 and equity of € 47,655. Compared with financial year 2024, the result moved from € 5,167 to € -10,219. The company made a loss. The company holds a healthy buffer. A strong own buffer against the debts. The most recent annual accounts were filed with the National Bank of Belgium on July 8, 2026.

What it is worth Healthy

€ 47,655

▼ 18% vs 2024

Assets minus debts, by the books. What is left if everything were sold and paid today.

Loss Caution

€ -10,219

▼ still € 5,167 profit in 2024

Profit after tax over the fiscal year.

Cash in the bank

€ 2,134

▼ 84% vs 2024

Cash and bank balances on the last day of the fiscal year.

Where the profit goes Caution

Loss, nothing to pay out

Reserves fell to € 29,055.

People and assets in 2025

Full-time equivalents estimate The annual accounts report no full-time equivalents. A micro company with one active director is usually run by that person; this is an assumption, not a figure from the source.

≈ 1

No payroll staff. One director, so that person most likely runs the business.

Wage cost estimate Staff cost at a one-person company Staff Only people on the payroll count here.€ 112 Likely the director’s social contribution or pension premium.The director’s pay Already netted into the gross margin, not shown separately in the accounts. Typical for one-person companies € 45,000 gross per year minimum for the reduced tax rate≈ € 2,100 net per month after contributions, tax and usually some benefits in kind, roughly Assumption based on the chart of accounts, not a figure from the source.

€ 112

No payroll staff. An amount this small is usually a social contribution or pension premium for the director, booked under staff costs.

Vehicles and equipment

€ 4,723

▼ 45% vs 2024

Book value of vehicles, furniture and equipment.

Debts at end 2025

Bank debt

None

No bank loans on the last day of the fiscal year.

Owed to suppliers

€ 19,979

▼ 31% vs 2024

Supplier invoices still open on the last day of the fiscal year.

Taxes

€ 4,168

▼ 38% vs 2024

Corporate tax and VAT still to pay. No wage debt: nothing outstanding to staff or social security.

Key figures per fiscal year Download key figures (CSV)
	2022	2023	2024	2025	Change 2024 → 2025
Gross margin	€ 11,948 Gross margin 2022: € 11,948 First fiscal year in the series	€ 14,129 Gross margin 2023: € 14,129 ▲ 18% vs 2022 (€ 11,948) Favourable step	€ 13,257 Gross margin 2024: € 13,257 ▼ 6% vs 2023 (€ 14,129) Unfavourable step	€ -1,596 Gross margin 2025: € -1,596 ▼ € 14,852 vs 2024 (€ 13,257) Unfavourable step	▼ € 14,852
Profit after taxes	€ 1,144 Profit after taxes 2022: € 1,144 First fiscal year in the series	€ 6,525 Profit after taxes 2023: € 6,525 ▲ € 5,380 vs 2022 (€ 1,144) Favourable step	€ 5,167 Profit after taxes 2024: € 5,167 ▼ 21% vs 2023 (€ 6,525) Unfavourable step	€ -10,219 Profit after taxes 2025: € -10,219 ▼ € 15,386 vs 2024 (€ 5,167) Unfavourable step	▼ € 15,386
Equity	€ 46,182 Equity 2022: € 46,182 First fiscal year in the series	€ 52,706 Equity 2023: € 52,706 ▲ 14% vs 2022 (€ 46,182) Favourable step	€ 57,874 Equity 2024: € 57,874 ▲ 10% vs 2023 (€ 52,706) Favourable step	€ 47,655 Equity 2025: € 47,655 ▼ 18% vs 2024 (€ 57,874) Unfavourable step	▼ 18%
Total debts	€ 10,701 Total debts 2022: € 10,701 First fiscal year in the series	€ 27,291 Total debts 2023: € 27,291 ▲ 155% vs 2022 (€ 10,701) Unfavourable step	€ 43,523 Total debts 2024: € 43,523 ▲ 59% vs 2023 (€ 27,291) Unfavourable step	€ 24,147 Total debts 2025: € 24,147 ▼ 45% vs 2024 (€ 43,523) Favourable step	▼ 45%
Cash	€ 13,191 Cash 2022: € 13,191 First fiscal year in the series	€ 5,417 Cash 2023: € 5,417 ▼ 59% vs 2022 (€ 13,191) Unfavourable step	€ 12,965 Cash 2024: € 12,965 ▲ 139% vs 2023 (€ 5,417) Favourable step	€ 2,134 Cash 2025: € 2,134 ▼ 84% vs 2024 (€ 12,965) Unfavourable step	▼ 84%
Retained profit	€ 27,582 Retained profit 2022: € 27,582 First fiscal year in the series	€ 34,106 Retained profit 2023: € 34,106 ▲ 24% vs 2022 (€ 27,582) Favourable step	€ 39,274 Retained profit 2024: € 39,274 ▲ 15% vs 2023 (€ 34,106) Favourable step	€ 29,055 Retained profit 2025: € 29,055 ▼ 26% vs 2024 (€ 39,274) Unfavourable step	▼ 26%
Bank debt	€ 1,773 Bank debt 2022: € 1,773 First fiscal year in the series	€ 0 Bank debt 2023: € 0 ▼ 100% vs 2022 (€ 1,773) Favourable step	€ 0 Bank debt 2024: € 0 Unchanged (€ 0) Unchanged	€ 0 Bank debt 2025: € 0 Unchanged (€ 0) Unchanged
Balance sheet total	€ 56,883 Balance sheet total 2022: € 56,883 First fiscal year in the series	€ 79,998 Balance sheet total 2023: € 79,998 ▲ 41% vs 2022 (€ 56,883) Unchanged	€ 101,397 Balance sheet total 2024: € 101,397 ▲ 27% vs 2023 (€ 79,998) Unchanged	€ 71,802 Balance sheet total 2025: € 71,802 ▼ 29% vs 2024 (€ 101,397) Unchanged	▼ 29%

Key figures of CONSTRUCTIONS DEMONCEAU OLIVIER, fiscal years 2022 to 2025, from the annual accounts filed with the National Bank of Belgium.Next annual account (fiscal year 2026) expected before 31 July 2027.

What happened to CONSTRUCTIONS DEMONCEAU OLIVIER?

What happened at CONSTRUCTIONS DEMONCEAU OLIVIER in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:

Jul 8, 2026 New annual accounts for financial year 2025: loss of € 10,219 (▼ € 15,386 vs 2024). Source: NBB ↗
Sep 3, 2001 New establishment in Blégny. KBO
Jul 26, 2001 Start of the company according to the CBE. KBO

In short

From € 1,144 profit in 2022 to € 10,219 loss in 2025.

Paid € 6,949 in corporate taxes since 2022.

Best year ever: 2023, with € 6,525 profit.

Original PDFs at the National Bank ↗

Management

OLIVIER DEMONCEAU

CONSTRUCTIONS DEMONCEAU OLIVIER

Behind CONSTRUCTIONS DEMONCEAU OLIVIER is OLIVIER DEMONCEAU.

Directors

According to the 2025 annual accounts

OLIVIER DEMONCEAU

Manager

Establishments

Establishment units

Physical locations of this company

Registered office

Rue Gérard Wilket 7

4672 Blégny

What is an establishment unit? An establishment unit is a geographically identifiable place where activities of the enterprise are carried out.

Details

Company number

0475.388.684

VAT number

BE 0475.388.684

Registered office

Rue Gérard Wilket 7, 4672 Blégny

Names & denominations

CONSTRUCTIONS DEMONCEAU OLIVIER

Enterprise type

Rechtspersoon

Legal form

Private limited company

Legal situation

Normale toestand

Start date

26 July 2001

Peppol

Active · Active since 21 Jan 2026

Activities · NACE

Algemene bouw van residentiële gebouwen

Bouwen van individuele huizen

View on CBE Public ↗ Annual accounts (NBB) ↗

CONSTRUCTIONS DEMONCEAU OLIVIER

Financials

What happened to CONSTRUCTIONS DEMONCEAU OLIVIER?

Management

Directors

Establishments

Establishment units

Details

Frequently asked questions