Warning lights
Signals from the annual accounts, the CBE and the Official Gazette, each with its threshold and source. No score, no verdict.
-
Two loss years in a row NBB
Negative result in 2024 and 2025.
-
Tight liquidity NBB
Cash and receivables cover 20 % of short-term debt in 2025; threshold 65 %.
Financials
Financial year 2025
SEIDYS from Mons, company number BE0882117901, closed financial year 2025 with a result of € -176,227 after tax. For that financial year SEIDYS recorded revenue of € 1.1 million and equity of € 8.1 million. Compared with financial year 2024, the result moved from € -200,194 to € -176,227. The company made a loss. 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 July 11, 2026.
€ 8.1 million
▼ 2% vs 2024
Assets minus debts, by the books. What is left if everything were sold and paid today.
€ -176,227
▲ 12 % less loss than in 2024
Profit after tax over the fiscal year.
€ 547,439
▲ 136% vs 2024
Cash and bank balances on the last day of the fiscal year.
Loss, nothing to pay out
Reserves fell to € 608,001.
People and assets in 2025
1
Average over the fiscal year, from the social balance sheet.
€ 119,461
▲ 5% vs 2024
€ 119,500 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.
€ 36,775
▼ 23% vs 2024
Book value of vehicles, furniture and equipment.
Debts at end 2025
€ 2.5 million
▲ € 2 million vs 2024
€ 10,498 is repaid this year. At this pace the long-term loan is gone in ≈ 3 years.
€ 282,756
▲ 78% vs 2024
Supplier invoices still open on the last day of the fiscal year. Pays suppliers within 37 days on average.
€ 21,020
▲ 30% vs 2024
Taxes, VAT and social contributions still to pay.
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| 2022 | 2023 | 2024 | 2025 | Change 2024 → 2025 | |
|---|---|---|---|---|---|
| Revenue | € 10,401 | € 15,547,574 | € 181,565 | € 1,069,777 | ▲ € 888,212 |
| Profit after taxes | € 672,805 | € 74,655 | € -200,194 | € -176,227 | ▲ € 23,967 |
| Equity | € 8,445,847 | € 8,484,422 | € 8,284,228 | € 8,108,001 | ▼ 2% |
| Total debts | € 17,534,645 | € 366,441 | € 675,241 | € 2,865,465 | ▲ € 2.2 million |
| Cash | € 2,551,678 | € 1,845,363 | € 232,288 | € 547,439 | ▲ 136% |
| Retained profit | € 945,847 | € 984,422 | € 784,228 | € 608,001 | ▼ 22% |
| Dividend | € 338,250 | € 36,080 | € 0 | € 0 | |
| Bank debt | € 187,701 | € 15,898 | € 490,809 | € 2,539,921 | ▲ € 2 million |
| Balance sheet total | € 25,980,492 | € 8,850,862 | € 8,959,469 | € 10,973,466 | ▲ 22% |
| Employees (FTE) | 2 | 1.8 | 1 | 1 |
Key figures of SEIDYS, 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 SEIDYS?
What happened at SEIDYS in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:
- Dominique JUNG stepped down as director. NBB
- MYLEO SRL stepped down as director. NBB
- Domenico LEONE stepped down as director. NBB
- New annual accounts for financial year 2025: loss of € 176,227. Source: NBB ↗
- Dominique JUNG became a director. NBB
- MYLEO SRL became a director. NBB
- Domenico LEONE became a director. NBB
- New establishment in Mons. KBO
In short
From € 672,805 profit in 2022 to € 176,227 loss in 2025.
Paid € 262,365 in corporate taxes since 2022.
Best year ever: 2022, with € 672,805 profit.
Paid out € 374,330 in dividends to the owners in total.
A new publication or filing at SEIDYS? 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 Société de Gestion Industrielle comes from that shareholder’s own annual accounts; small companies do not report their shareholders themselves.
SEIDYSThe shares are held by Société de Gestion Industrielle (100%).
Directors
According to the 2025 annual accounts
Dominique JUNG
Director
Also active at: Société de Gestion Industrielle, Group Sart de Bernier, IPRATEC, BELREF
since 2025 · until 2031
Managing director · represented by Romain LEONE
Also active at: Société de Gestion Industrielle, FUSIREF REFRACTORIES, METUBEL, IPRATEC, BELREF, BELGIQUE SERVICES RESIDENTIELS
since 2025 · until 2031
since 2025 · until 2031
Shareholders
Participations
No participations in other companies reported.
Establishments
Establishment units
Physical locations of this company
Rue de la Grosse Pomme 2
7000 Mons
Who else lives here?
A building full of entrepreneurs or one very busy letterbox? Another 3 companies are registered at this address.
All companies at this address →What is an establishment unit? An establishment unit is a geographically identifiable place where activities of the enterprise are carried out.
Website
Technologies
Hosting & Email
Email provider
Microsoft 365
Hosting
OVH, FR
DNS
OVH DNS
Domain
Domain
seidys.com
Registered
2008-02-14
Registrar
OVH, SAS
Expires
2027-02-14
Website info
Features
Security
Details
- Company number
- 0882.117.901
- VAT number
- BE 0882.117.901
- Registered office
- Rue de la Grosse Pomme 2, 7000 Mons
- Names & denominations
- SEIDYS
- Enterprise type
- Rechtspersoon
- Legal form
- Public limited company
- Legal situation
- Normale toestand
- Start date
- 26 June 2006
- Peppol
- Active · Active since 27 Mar 2026
- Contact
- seidys.com
- Activities · NACE
Ontwikkeling van residentiële bouwprojecten
Bemiddeling in verband met exploitatie van en handel in onroerend goed
Bemiddeling bij de aankoop, verkoop en verhuur van onroerend goed
Bemiddeling bij de aankoop, verkoop en verhuur van onroerend goed voor een vast bedrag of op contractbasis
Schatten en evalueren van onroerend goed voor een vast bedrag of op contractbasis
Algemene bouw van residentiële gebouwen
Schatten en evalueren van onroerend goed