Financials
Financial year 2025
DOKTER JOANNA MIERZEJEWSKA from Tienen, company number BE0475049877, closed financial year 2025 with a result of € 182,670 after tax. For that financial year DOKTER JOANNA MIERZEJEWSKA recorded a gross margin of € 308,396 and equity of € 1.1 million. Compared with financial year 2024, the result moved from € 157,263 to € 182,670. 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 August 6, 2026.
€ 1.1 million
▲ 20% vs 2024
Assets minus debts, by the books. What is left if everything were sold and paid today.
€ 182,670
▲ 16% vs 2024
Profit after tax over the fiscal year.
€ 622,709
▲ € 557,954 vs 2024
Cash and bank balances on the last day of the fiscal year.
Stays in the company
No dividend for 2025. Retained profit grew to € 1.1 million.
People and assets in 2025
€ 12,082
▼ 20% vs 2024
Book value of vehicles, furniture and equipment.
Debts at end 2025
€ 57,511
▼ 24% vs 2024
€ 18,278 is repaid this year. At this pace the long-term loan is gone in ≈ 3 years.
€ 1,793
▼ 49% vs 2024
Supplier invoices still open on the last day of the fiscal year.
€ 24,247
▲ 92% vs 2024
Corporate tax and VAT still to pay. No wage debt: nothing outstanding to staff or social security.
| 2022 | 2023 | 2024 | 2025 | Change 2024 → 2025 | |
|---|---|---|---|---|---|
| Gross margin | € 306,034 | € 216,452 | € 250,708 | € 308,396 | ▲ 23% |
| Profit after taxes | € 181,736 | € 119,983 | € 157,263 | € 182,670 | ▲ 16% |
| Equity | € 1,190,083 | € 1,310,066 | € 895,677 | € 1,078,346 | ▲ 20% |
| Total debts | € 156,258 | € 144,352 | € 117,940 | € 100,683 | ▼ 15% |
| Cash | € 696,325 | € 331,691 | € 64,755 | € 622,709 | ▲ € 557,954 |
| Land & buildings | € 613,820 | € 587,990 | € 566,614 | € 540,881 | ▼ 5% |
| Retained profit | € 1,170,083 | € 1,290,066 | € 875,677 | € 1,058,346 | ▲ 21% |
| Dividend | € 0 | € 0 | € 571,652 | € 0 | ▼ 100% |
| Bank debt | € 110,353 | € 93,070 | € 75,458 | € 57,511 | ▼ 24% |
| Balance sheet total | € 1,346,341 | € 1,454,419 | € 1,013,617 | € 1,179,030 | ▲ 16% |
Key figures of DOKTER JOANNA MIERZEJEWSKA, 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 DOKTER JOANNA MIERZEJEWSKA?
What happened at DOKTER JOANNA MIERZEJEWSKA in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:
- New annual accounts for financial year 2025: profit of € 182,670 (▲ 16% vs 2024). filed late Source: NBB ↗
- Joanna Mierzejewska became a director. NBB
- New establishment in Tienen. KBO
- Start of the company according to the CBE. KBO
In short
From € 181,736 profit in 2022 to € 182,670 profit in 2025.
Paid € 286,781 in corporate taxes since 2022.
Best year ever: 2025, with € 182,670 profit.
Paid out € 571,652 in dividends to the owners in total.
Management
Behind DOKTER JOANNA MIERZEJEWSKA is Joanna Mierzejewska. Joanna Mierzejewska is also behind Regionaal Ziekenhuis Heilig Hart Tienen.
Directors
According to the 2025 annual accounts
since 2023
Establishments
Establishment units
Physical locations of this company
Nieuw Overlaar(HGD) 7
3300 Tienen
What is an establishment unit? An establishment unit is a geographically identifiable place where activities of the enterprise are carried out.
Details
- Company number
- 0475.049.877
- VAT number
- BE 0475.049.877
- Registered office
- Nieuw Overlaar(HGD) 7, 3300 Tienen
- Names & denominations
- DOKTER JOANNA MIERZEJEWSKA
- Enterprise type
- Rechtspersoon
- Legal form
- Private limited company
- Legal situation
- Normale toestand
- Start date
- 20 June 2001
- Peppol
- Active · Active since 9 Dec 2025
- Activities · NACE
Activiteiten van medisch specialisten
Activiteiten op het gebied van voeding
Overige zakelijke dienstverlening, neg
Overige menselijke gezondheidszorg, n.e.g.