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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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Busy address KBO
24 other companies have their registered office at the same address; threshold 10.
Financials
Financial year 2025
S.E.G. from Ukkel, company number BE0422550311, closed financial year 2025 with a result of € 2.2 million after tax. For that financial year S.E.G. recorded a gross margin of € 3.9 million and equity of € 14.2 million. Compared with financial year 2024, the result moved from € 464,079 to € 2.2 million. 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 23, 2026.
€ 14.2 million
▲ 18% vs 2024
Assets minus debts, by the books. What is left if everything were sold and paid today.
€ 2.2 million
▲ € 1.7 million vs 2024
Profit after tax over the fiscal year.
€ 227,488
▼ 72% 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 € 9.2 million.
People and assets in 2025
€ 41,104
▲ 7% vs 2024
Payroll staff only. What the director pays themselves is already netted into the gross margin and is not shown separately in the accounts.
€ 85,626
▼ 11% vs 2024
Book value of vehicles, furniture and equipment.
Debts at end 2025
None
No bank loans on the last day of the fiscal year.
€ 22,730
▲ 51% vs 2024
Supplier invoices still open on the last day of the fiscal year.
€ 14,088
▼ 46% vs 2024
Taxes, VAT and social contributions still to pay.
| 2022 | 2023 | 2024 | 2025 | Change 2024 → 2025 | |
|---|---|---|---|---|---|
| Gross margin | € 1,338,393 | € 1,429,384 | € 1,285,284 | € 3,924,728 | ▲ 205% |
| Profit after taxes | € 629,068 | € -40,634 | € 464,079 | € 2,154,603 | ▲ € 1.7 million |
| Equity | € 11,699,749 | € 11,659,114 | € 12,023,193 | € 14,177,796 | ▲ 18% |
| Total debts | € 302,347 | € 34,159 | € 814,371 | € 209,345 | ▼ 74% |
| Cash | € 430,489 | € 512,573 | € 805,664 | € 227,488 | ▼ 72% |
| Land & buildings | € 8,849,293 | € 8,900,323 | € 8,533,796 | € 10,435,841 | ▲ 22% |
| Retained profit | € 6,699,749 | € 6,659,114 | € 7,023,193 | € 9,177,796 | ▲ 31% |
| Dividend | € 0 | € 0 | € 100,000 | € 0 | ▼ 100% |
| Balance sheet total | € 12,301,082 | € 11,973,063 | € 13,098,158 | € 15,252,675 | ▲ 16% |
| Employees (FTE) | 1 | - | - | - |
Key figures of S.E.G., 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 S.E.G.?
What happened at S.E.G. in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:
- New annual accounts for financial year 2025: profit of € 2.2 million (▲ € 1.7 million vs 2024). Source: NBB ↗
- Thierry AERTS became a director. NBB
- New establishment in Ukkel. KBO
- Start of the company according to the CBE. KBO
In short
From € 629,068 profit in 2022 to € 2.2 million profit in 2025.
Paid € 556,078 in corporate taxes since 2022.
Best year ever: 2025, with € 2.2 million profit.
On average € 1.3 million of value added per employee in 2022.
Management
Behind S.E.G. is Thierry AERTS. It owns 50% of IMMO TFB, 40% of VINALGROS DISTRIBUTION and 2% of ID PLUS itself.
Directors
According to the 2025 annual accounts
Thierry AERTS
Managing director
since 2022
Establishments
Establishment units
Physical locations of this company
De Frélaan 229
1180 Ukkel
Who else lives here?
A building full of entrepreneurs or one very busy letterbox? Another 24 companies are registered at this address.
All companies at this address →Electricité du Bâtiment et de l'Industrie E.B.I.
MEGANCK INVESTISSEMENT GESTION
€ 128,171 gross margin · 2025
MDO FIDUCIAIRE
€ 60,575 gross margin · 2025
TRAITEUR T.L.
Middelbourg
+19 more
What is an establishment unit? An establishment unit is a geographically identifiable place where activities of the enterprise are carried out.
Details
- Company number
- 0422.550.311
- VAT number
- BE 0422.550.311
- Registered office
- De Frélaan 229, 1180 Ukkel
- Names & denominations
- S.E.G.
- Enterprise type
- Rechtspersoon
- Legal form
- Public limited company
- Legal situation
- Normale toestand
- Start date
- 19 March 1982
- Peppol
- Active · Active since 21 Oct 2026
- Activities · NACE
Activiteiten van syndici van onroerend goed
Verhuur en exploitatie van eigen of geleased niet-residentieel onroerend goed, exclusief terreinen