Warning lights
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
12 other companies have their registered office at the same address; threshold 10.
Financials
Financial year 2025
SERSO from Lummen, company number BE0899100423, closed financial year 2025 with a result of € 133,101 after tax. For that financial year SERSO recorded a gross margin of € 2.4 million and equity of € 301,128. Compared with financial year 2024, the result moved from € 600,201 to € 133,101. The company is profitable. The buffer is growing. High debts against a small own buffer. The most recent annual accounts were filed with the National Bank of Belgium on February 27, 2026.
€ 301,128
▲ 38% vs 2024
Assets minus debts, by the books. What is left if everything were sold and paid today.
€ 133,101
▼ 78% vs 2024
Profit after tax over the fiscal year.
€ 53,749
▼ 35% 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 € 280,928.
People and assets in 2025
28.9
▼ 0.6 vs 2024
Average over the fiscal year, from the social balance sheet.
€ 1.9 million
▲ 10% vs 2024
€ 67,400 per full-time equivalent. Payroll staff only. What the director pays themselves is already netted into the gross margin and is not shown separately in the accounts.
€ 310,695
▼ 24% vs 2024
Book value of vehicles, furniture and equipment.
Debts at end 2025
€ 1 million
▲ 13% vs 2024
€ 252,621 is repaid this year. At this pace the long-term loan is gone in ≈ 3 years.
€ 151,869
▼ 61% vs 2024
Supplier invoices still open on the last day of the fiscal year.
€ 433,031
▼ 31% vs 2024
Taxes, VAT and social contributions still to pay.
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| 2022 | 2023 | 2024 | 2025 | Change 2024 → 2025 | |
|---|---|---|---|---|---|
| Gross margin | € 2,330,237 | € 2,636,896 | € 2,845,368 | € 2,394,895 | ▼ 16% |
| Profit after taxes | € 445,869 | € 581,235 | € 600,201 | € 133,101 | ▼ 78% |
| Equity | € 589,704 | € 217,939 | € 218,140 | € 301,128 | ▲ 38% |
| Total debts | € 1,350,539 | € 1,885,467 | € 1,971,342 | € 1,946,615 | ▼ 1% |
| Cash | € 430,160 | € 97,424 | € 83,028 | € 53,749 | ▼ 35% |
| Retained profit | € 569,504 | € 197,739 | € 197,940 | € 280,928 | ▲ 42% |
| Dividend | € 620,000 | € 953,000 | € 600,000 | € 0 | ▼ 100% |
| Bank debt | € 462,696 | € 932,014 | € 904,941 | € 1,023,035 | ▲ 13% |
| Balance sheet total | € 1,940,243 | € 2,103,405 | € 2,189,482 | € 2,247,744 | ▲ 3% |
| Employees (FTE) | 27.3 | 29 | 29.5 | 28.9 | ▼ 0.6 |
Key figures of SERSO, 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 SERSO?
What happened at SERSO in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:
- New annual accounts for financial year 2025: profit of € 133,101 (▼ 78% vs 2024). filed late Source: NBB ↗
- New establishment in Lummen. KBO
- Start of the company according to the CBE. KBO
In short
From € 445,869 profit in 2022 to € 133,101 profit in 2025.
Paid € 647,387 in corporate taxes since 2022.
Best year ever: 2024, with € 600,201 profit.
On average € 82,900 of value added per employee in 2025.
A new publication or filing at SERSO? 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
The stake of BrightByte comes from that shareholder’s own annual accounts; small companies do not report their shareholders themselves.
SERSOBehind SERSO are Pieter Vanmol, Thomas Billen and Tom Aerts. The shares are held by BrightByte (100%).
Directors
According to the 2025 annual accounts
Shareholders
100%
Participations
No participations in other companies reported.
Establishments
Establishment units
Physical locations of this company
Bosstraat 52
3560 Lummen
Who else lives here?
A building full of entrepreneurs or one very busy letterbox? Another 12 companies are registered at this address.
All companies at this address →LIMARU
€ 13.5 million revenue · 2025
BENECHEM
€ 480,000 revenue · 2025
ACTIEF INSURANCES
€ 639,282 gross margin · 2025
OFFICE26
€ 349,161 gross margin · 2025
Groep Actief Insurances
+7 more
What is an establishment unit? An establishment unit is a geographically identifiable place where activities of the enterprise are carried out.
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Details
- Company number
- 0899.100.423
- VAT number
- BE 0899.100.423
- Registered office
- Bosstraat 52, 3560 Lummen
- Names & denominations
- SERSO
- Enterprise type
- Rechtspersoon
- Legal form
- Private limited company
- Legal situation
- Normale toestand
- Start date
- 3 July 2008
- Peppol
- Active · Active since 12 Dec 2025
- Contact
- serso.be
- Activities · NACE
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