Active · per the CBE, 18 September 2026

Dirk Welslau

BE0472499866

Rechtspersoon Private limited company 1 establishment

Dirk Welslau is a heating and ventilation installer in Kontich. Private Limited, started on 4 August 2000, 1 establishment.

Vitsenveld 63, 2550 Kontich

Behind the company: Dirk Welslau.

Active for

26 year, 1 month

Financials

Financial year 2025

Dirk Welslau from Kontich, company number BE0472499866, closed financial year 2025 with a result of € 2,269 after tax. For that financial year Dirk Welslau recorded a gross margin of € 4,628 and equity of € 16,116. Compared with financial year 2024, the result moved from € 1,715 to € 2,269. Profitable, and profit is growing. The buffer is growing. A strong own buffer against the debts. The most recent annual accounts were filed with the National Bank of Belgium on July 16, 2026.

What it is worth Growing

€ 16,116

▲ 16% vs 2024

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

Profit Growing

€ 2,269

▲ 32% vs 2024

Profit after tax over the fiscal year.

Cash in the bank

€ 3,955

▼ 49% vs 2024

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

Where the profit goes Growing

Stays in the company

No dividend for 2025. Retained profit grew to € -3,884.

People and assets in 2025

Full-time equivalents estimate

≈ 1

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

Debts at end 2025

Bank debt

None

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

Owed to suppliers

€ 4,627

▲ € 4,541 vs 2024

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

Taxes

€ 0

▼ € 682 vs 2024

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

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Key figures per fiscal year Download key figures (CSV)
2022202320242025Change 2024 → 2025
Gross margin € 13,288 € -3,195 € 5,057 € 4,628 ▼ 8%
Profit after taxes € 7,371 € -10,038 € 1,715 € 2,269 ▲ 32%
Equity € 22,170 € 12,132 € 13,847 € 16,116 ▲ 16%
Total debts € 34,537 € 15,812 € 7,730 € 4,908 ▼ 37%
Cash € 33,937 € 12,200 € 7,803 € 3,955 ▼ 49%
Land & buildings - € 13,616 € 12,145 € 10,674 ▼ 12%
Retained profit € 2,170 € -7,868 € -6,153 € -3,884 ▲ € 2,269
Balance sheet total € 56,708 € 27,944 € 21,577 € 21,024 ▼ 3%

Key figures of Dirk Welslau, 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 Dirk Welslau?

What happened at Dirk Welslau in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:

  • New annual accounts for financial year 2025: profit of € 2,269 (▲ 32% vs 2024). Source: NBB ↗
  • New establishment in Kontich. KBO
  • Start of the company according to the CBE. KBO

In short

From € 7,371 profit in 2022 to € 2,269 profit in 2025.

Best year ever: 2022, with € 7,371 profit.

Management

Dirk Welslau
Dirk Welslau

Behind Dirk Welslau is Dirk Welslau.

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Directors

According to the 2025 annual accounts

Dirk Welslau

Director

Establishments

Establishment units

Physical locations of this company

Registered office

Vitsenveld 63

2550 Kontich

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

Details

Company number
0472.499.866
VAT number
BE 0472.499.866
Registered office
Vitsenveld 63, 2550 Kontich
Names & denominations
Dirk Welslau
Enterprise type
Rechtspersoon
Legal form
Private limited company
Legal situation
Normale toestand
Start date
4 August 2000
Peppol
Active · Active since 13 Aug 2025
Activities · NACE

Installatie van verwarming, klimaatregeling, koeling en ventilatie aangedreven door elektriciteit

Installatie van verwarming, klimaatregeling en ventilatie

Sanitaire werkzaamheden

Overig loodgieterswerk

Frequently asked questions

What does Dirk Welslau do?
Dirk Welslau is a heating and ventilation installer in Kontich. Private Limited, started on 4 August 2000, 1 establishment.
What is the address of Dirk Welslau?
The registered office of Dirk Welslau is located at Vitsenveld 63, 2550 Kontich.
Is Dirk Welslau still active?
Yes. According to the CBE (18 September 2026) Dirk Welslau is active, legal situation “Normale toestand”, started on 4 August 2000.
Is Dirk Welslau registered on Peppol?
Yes, Dirk Welslau is registered on the Peppol network with ID 0208:0472499866.
What is the enterprise number of Dirk Welslau?
The enterprise number of Dirk Welslau is BE0472499866.
When was Dirk Welslau founded?
Dirk Welslau was founded on 4 August 2000.