Production of electricity from non-renewable sources: largest employers
87 Belgian companies in the sector (NACE 3511) report employees in recent accounts; here are the top 20. Fluvius System Operator leads with 5,326.3 FTE (financial year 2025).
Top 20
Ranked by average headcount (FTE) reported in the latest filed accounts (accounts less than 3 years old).
| # | Company | Total assets | Revenue | Equity | FTE | Year |
|---|---|---|---|---|---|---|
| 1 | Fluvius System Operator 9090 Merelbeke-Melle | €10.2bn | €2.90bn | €993.8m | 5,326.3 | 2025 |
| 2 | Electrabel 1000 Brussels | €20.5bn | €13.1bn | €10.2bn | 4,261.0 | 2025 |
| 3 | Luminus 1210 Saint-Josse-ten-Noode | €2.37bn | €3.12bn | €772.5m | 1,181.2 | 2025 |
| 4 | RESA 4000 Liège | €2.25bn | €386.4m | €985.6m | 930.6 | 2025 |
| 5 | Clinique Psychiatrique des Frères Alexiens 4841 Welkenraedt | €27.0m | €37.0m | €9.13m | 400.0 | 2025 |
| 6 | Eneco Belgium 2800 Mechelen | €361.8m | €1.21bn | €128.4m | 244.0 | 2026 |
| 7 | Parkwind 3000 Leuven | €512.6m | €47.4m | €484.8m | 189.8 | 2025 |
| 8 | John Cockerill Hydrogen Belgium 4100 Seraing | €161.9m | €14.3m | €22.0m | 143.2 | 2025 |
| 9 | Balteau I.E. 4420 Saint-Nicolas | €18.3m | €30.6m | €7.51m | 130.4 | 2025 |
| 10 | Elicio 8400 Ostend | €299.9m | €5.44m | €271.1m | 50.0 | 2025 |
| 11 | Aspiravi 8500 Kortrijk | €333.0m | €79.5m | €108.5m | 48.7 | 2025 |
| 12 | Eneco Wind Belgium 1300 Wavre | €510.6m | €15.1m | €351.9m | 46.7 | 2025 |
| 13 | Association Intercommunale d'Etudes et d'Exploitation d'Electricité et de Gaz 5300 Andenne | €74.1m | €20.1m | €49.6m | 45.8 | 2025 |
| 14 | A&S Energie 8780 Oostrozebeke | €17.5m | €14.0m | €10.3m | 45.6 | 2025 |
| 15 | TotalEnergies - Centrale Electrique Marchienne-au-Pont 6030 Charleroi | €66.1m | €134.9m | €36.9m | 39.0 | 2025 |
| 16 | Eneco Solar Belgium 9051 Ghent | €48.8m | €15.5m | €33.1m | 30.1 | 2026 |
| 17 | T-Power Energy Services 1050 Ixelles | €3.20m | €6.49m | 405,386 € | 25.2 | 2025 |
| 18 | Energie.BE 1210 Saint-Josse-ten-Noode | €98.1m | €123.7m | €50.5m | 24.6 | 2025 |
| 19 | Biopower Oostende 8400 Ostend | €107.2m | €22.5m | €30.9m | 21.9 | 2025 |
| 20 | C - Power 8400 Ostend | €536.4m | €130.5m | €289.0m | 20.9 | 2025 |
Headcount reported by the company for all its sites: the jobs may be located elsewhere.
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Frequently asked questions
Who is the largest employer in Production of electricity from non-renewable sources?
Fluvius System Operator, with 5,326.3 full-time equivalents reported (financial year 2025).
How many Production of electricity from non-renewable sources companies report employees?
87 out of 602, in accounts less than 3 years old.
Analyse companies in Production of electricity from non-renewable sources
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Open the full file →Active companies (legal entities) that have filed at least one set of annual accounts, based on the Crossroads Bank for Enterprises and the National Bank of Belgium. The sector is the main activity in the register; the municipality is that of the registered office. Data updated on 14 Nov 2026.