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Signals from the annual accounts, the CBE and the Official Gazette, each with its threshold and source. No score, no verdict.
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Not on Peppol Peppol
Not registered in the Peppol network, mandatory for VAT-liable companies since 1 January 2026.
Financials
Financial year 2025
BUREAU D'ETUDES ET D'EXPERTISES DONNAY de CASTEAU from Oudergem, company number BE0448792274, closed financial year 2025 with a result of € 8,358 after tax. For that financial year BUREAU D'ETUDES ET D'EXPERTISES DONNAY de CASTEAU recorded a gross margin of € 52,110 and equity of € 693,468. Compared with financial year 2024, the result moved from € 19,877 to € 8,358. The company is profitable. 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 December 19, 2025.
€ 693,468
▼ 16% vs 2024
Assets minus debts, by the books. What is left if everything were sold and paid today.
€ 8,358
▼ 58% vs 2024
Profit after tax over the fiscal year.
€ 4,017
▼ 81% vs 2024
Cash and bank balances on the last day of the fiscal year.
€ 139,000 paid out
More than the year’s profit went to the shareholders; reserves fell.
People and assets in 2025
€ 3,881
▲ 15% vs 2024
Book value of vehicles, furniture and equipment.
Debts at end 2025
€ 1,560
▲ 15% vs 2024
Loans from banks and other lenders, long and short.
€ 7,168
▲ 4% vs 2024
Supplier invoices still open on the last day of the fiscal year.
€ 13,698
▲ 30% vs 2024
Corporate tax and VAT still to pay. No wage debt: nothing outstanding to staff or social security.
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| 2022 | 2023 | 2024 | 2025 | Change 2024 → 2025 | |
|---|---|---|---|---|---|
| Gross margin | € 60,895 | € 50,080 | € 63,658 | € 52,110 | ▼ 18% |
| Profit after taxes | € 6,311 | € 316,080 | € 19,877 | € 8,358 | ▼ 58% |
| Equity | € 488,152 | € 804,232 | € 824,109 | € 693,468 | ▼ 16% |
| Total debts | € 370,414 | € 6,110 | € 18,766 | € 161,426 | ▲ € 142,660 |
| Cash | € 668 | € 21,611 | € 21,693 | € 4,017 | ▼ 81% |
| Land & buildings | € 632,875 | € 622,138 | € 602,442 | € 577,023 | ▼ 4% |
| Retained profit | € 469,560 | € 785,640 | € 805,517 | € 674,876 | ▼ 16% |
| Dividend | € 0 | € 0 | € 0 | € 139,000 | |
| Bank debt | € 1,680 | € 1,505 | € 1,360 | € 1,560 | ▲ 15% |
| Balance sheet total | € 882,407 | € 832,146 | € 862,640 | € 872,621 | ▲ 1% |
Key figures of BUREAU D'ETUDES ET D'EXPERTISES DONNAY de CASTEAU, fiscal years 2022 to 2025, from the annual accounts filed with the National Bank of Belgium.Next annual account (fiscal year 2026) expected before 30 January 2027.
What happened to BUREAU D'ETUDES ET D'EXPERTISES DONNAY de CASTEAU?
What happened at BUREAU D'ETUDES ET D'EXPERTISES DONNAY de CASTEAU in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:
- New annual accounts for financial year 2025: profit of € 8,358 (▼ 58% vs 2024). Source: NBB ↗
- New establishment in Oudergem. KBO
- Patrick Donnay de Casteau became a director. NBB
- Start of the company according to the CBE. KBO
In short
From € 6,311 profit in 2022 to € 8,358 profit in 2025.
Paid € 30,978 in corporate taxes since 2022.
Best year ever: 2023, with € 316,080 profit.
Paid out € 139,000 in dividends to the owners in total.
A new publication or filing at BUREAU D'ETUDES ET D'EXPERTISES DONNAY de CASTEAU? We notify you, reason included.
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De Lijn 8 June 2026 New annual account 2025
filed on 8 June 2026
What was left
€ 20 k ▼ 91%
Money in the bank
€ 178 k ▼ 98%
Open the dossier →
NMBS 8 June 2026 New annual account 2025 What was left ▼ 80%
bpost 18 May 2026 New annual account 2025 What was left from loss to profit
Management
Behind BUREAU D'ETUDES ET D'EXPERTISES DONNAY de CASTEAU is Patrick Donnay de Casteau.
Directors
According to the 2025 annual accounts
Patrick Donnay de Casteau
Director
since 1992
Establishments
Establishment units
Physical locations of this company
Kolonel Daumerielaan 18
1160 Oudergem
What is an establishment unit? An establishment unit is a geographically identifiable place where activities of the enterprise are carried out.
Details
- Company number
- 0448.792.274
- VAT number
- BE 0448.792.274
- Registered office
- Kolonel Daumerielaan 18, 1160 Oudergem
- Names & denominations
- BUREAU D'ETUDES ET D'EXPERTISES DONNAY de CASTEAU
- Enterprise type
- Rechtspersoon
- Legal form
- Private limited company
- Legal situation
- Normale toestand
- Start date
- 26 November 1992
- Peppol
- Not registered