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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Board fully replaced NBB
No director from three years ago is still active according to annual account 2025.
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Busy address KBO
43 other companies have their registered office at the same address; threshold 10.
Financials
Financial year 2025
Société belge des Combustibles nucléaires Synatom from Brussel, company number BE0406820671, closed financial year 2025 with a result of € 20.5 million after tax. For that financial year Société belge des Combustibles nucléaires Synatom recorded revenue of € 299.8 million and equity of € 15.6 million. Compared with financial year 2024, the result moved from € 797,135 to € 20.5 million. Profitable, and profit is growing. 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 July 3, 2026.
€ 15.6 million
▲ 7% vs 2024
Assets minus debts, by the books. What is left if everything were sold and paid today.
€ 20.5 million
▲ € 19.8 million vs 2024
Profit after tax over the fiscal year.
€ 230.3 million
▲ 23% vs 2024
Cash and bank balances on the last day of the fiscal year.
€ 19.5 million paid out
95 % of the profit went to the shareholders, mostly to Electrabel SA (100 % of the shares). That is where the money ends up.
People and assets in 2025
22.1
▼ 0.6 vs 2024
Average over the fiscal year, from the social balance sheet.
€ 4.1 million
▼ 1% vs 2024
€ 183,400 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.
Debts at end 2025
€ 161.3 million
▼ 63% vs 2024
Loans from banks and other lenders, long and short.
€ 145.4 million
▲ 150% vs 2024
Supplier invoices still open on the last day of the fiscal year. Pays suppliers within 101 days on average.
€ 2.6 million
▲ 208% vs 2024
Taxes, VAT and social contributions still to pay.
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| 2022 | 2023 | 2024 | 2025 | Change 2024 → 2025 | |
|---|---|---|---|---|---|
| Revenue | € 424,577,081 | € 225,790,618 | € 253,146,506 | € 299,812,250 | ▲ 18% |
| Profit after taxes | € 952,720 | € 564,870 | € 797,135 | € 20,547,928 | ▲ € 19.8 million |
| Equity | € 14,493,879 | € 14,522,144 | € 14,562,015 | € 15,591,563 | ▲ 7% |
| Total debts | € 257,690,530 | € 1,146,235,314 | € 704,807,269 | € 329,401,273 | ▼ 53% |
| Cash | € 1,121 | € 168,440,432 | € 187,390,300 | € 230,344,802 | ▲ 23% |
| Retained profit | € 1,900,022 | € 1,928,287 | € 1,968,157 | € 2,997,706 | ▲ 52% |
| Dividend | € 902,700 | € 536,605 | € 757,265 | € 19,518,380 | ▲ € 18.8 million |
| Bank debt | € 0 | € 846,557,000 | € 434,839,000 | € 161,339,000 | ▼ 63% |
| Balance sheet total | € 18,128,985,690 | € 18,667,841,042 | € 18,714,555,531 | € 8,976,145,821 | ▼ 52% |
| Employees (FTE) | 19.1 | 21.2 | 22.7 | 22.1 | ▼ 0.6 |
Key figures of Société belge des Combustibles nucléaires Synatom, 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 Société belge des Combustibles nucléaires Synatom?
What happened at Société belge des Combustibles nucléaires Synatom in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:
- CEDRIC OSTERRIETH stepped down as director. NBB
- MIREILLE VAN STAEYEN stepped down as director. NBB
- CECILE FLANDRE stepped down as director. NBB
- AUDREY ROBAT stepped down as director. NBB
- DIMITRI STROOBANTS stepped down as director. NBB
- FRANCOIS GRAUX stepped down as director. NBB
- MAXIMILIEN de LIMBURG - STIRUM stepped down as director. NBB
- JAN LONGEVAL stepped down as director. NBB
In short
From € 952,720 profit in 2022 to € 20.5 million profit in 2025.
Paid € 168.1 million in corporate taxes since 2022.
Best year ever: 2025, with € 20.5 million profit.
Paid out € 21.7 million in dividends to the owners in total.
A new publication or filing at Société belge des Combustibles nucléaires Synatom? 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
Behind Société belge des Combustibles nucléaires Synatom are MARTIAL PARDOEN and STIEN SCHRAUWEN. The shares are held by Electrabel SA (100%) and BELGIAN STATE (0%). It owns 100% of Nuclear Investment Fund ( NIF3), 100% of Nuclear Investment Fund ( NIF 2), 100% of Nuclear Investment Fund ( NIF1), 100% of BNLF - Belgian Nuclear Liabilities Funds and 18.5% of I4B – The Belgium Infrastructure Fund itself.
Directors
According to the 2025 annual accounts
MARTIAL PARDOEN
Government commissioner
since 2025
STIEN SCHRAUWEN
Government commissioner
since 2025
MAXIMILIEN de LIMBURG - STIRUM
Director
since 2021 · until 2027
since 2025 · until 2029
AUDREY ROBAT
Director
since 2025 · until 2028
HELENE DURAND
Director
since 2024 · until 2025
DIMITRI STROOBANTS
Managing director
since 2024 · until 2028
OLIVIER SOUMERYN - SCHIMT
Government commissioner
since 2021 · until 2025
since 2025 · until 2029
JAN LONGEVAL
Director
since 2021 · until 2027
since 2020 · until 2025
FRANCOIS GRAUX
Director
since 2024 · until 2028
CECILE FLANDRE
Chairman of the board
since 2025 · until 2029
Shareholders
100%
BELGIAN STATE
0%
Participations
Nuclear Investment Fund ( NIF3)
100%
Nuclear Investment Fund ( NIF 2)
100%
Nuclear Investment Fund ( NIF1)
100%
Establishments
Establishment units
Physical locations of this company
Simon Bolivarlaan 36
1000 Brussel
Who else lives here?
A building full of entrepreneurs or one very busy letterbox? Another 43 companies are registered at this address.
All companies at this address →Union financière et industrielle
ENGIE ENERGY SERVICES INTERNATIONAL
BELGONUCLEAIRE
ELECTRABEL same network
€ 13.1 billion revenue · 2025
INTERNATIONAL POWER same network
€ 33.4 million revenue · 2024
+38 more
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
Self-hosted
Hosting
AMAZON-02 - Amazon.com, Inc., US
DNS
AWS Route 53
Website info
Features
Security
Network
Details
- Company number
- 0406.820.671
- VAT number
- BE 0406.820.671
- Registered office
- Simon Bolivarlaan 36, 1000 Brussel
- Names & denominations
- Société belge des Combustibles nucléaires Synatom · Belgische Maatschappij voor Kernbrandstoffen Synatom · Synatom
- Enterprise type
- Rechtspersoon
- Legal form
- Public limited company
- Legal situation
- Normale toestand
- Start date
- 23 October 1969
- Peppol
- Active · Active since 16 Dec 2025
- Contact
- engie.com
- Activities · NACE
Activiteiten van holdings
Managementactiviteiten van holdings
Bewerking van splijt- en kweekstoffen
Holdings