Largest employers in Seraing (Ougrée)
76 companies registered in 4102 Seraing (Ougrée) report employees in recent accounts; here are the top 20. EVS leads with 442.7 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 | EVS Manufacture of computer, electronic and optical products | €268.5m | €188.1m | €193.8m | 442.7 | 2025 |
| 2 | Intercommunale DES Seniors DES Communes DE LA Haute Meuse Liegeoise ET DE LA Hesbaye Residential care activities | €53.0m | €27.6m | €16.4m | 407.0 | 2025 |
| 3 | Kaneka Eurogentec Manufacture of basic pharmaceutical products and pharmaceutical preparations | €115.4m | €49.4m | −4,334 € | 379.2 | 2026 |
| 4 | KLK Tensachem Manufacture of chemicals and chemical products | €44.4m | €123.9m | €16.4m | 107.7 | 2025 |
| 5 | Diagenode Scientific research and development | €21.1m | €11.9m | €8.70m | 100.5 | 2025 |
| 6 | Arysta LifeScience Ougrée Production Manufacture of chemicals and chemical products | €29.7m | €27.7m | €22.8m | 96.3 | 2026 |
| 7 | Technifutur Employment activities | €18.4m | €3.54m | €2.87m | 76.1 | 2025 |
| 8 | Laser Engineering Applications Architectural and engineering activities; technical testing and analysis | €65.6m | €15.1m | €30.5m | 75.8 | 2025 |
| 9 | Euresys Manufacture of computer, electronic and optical products | €27.2m | €19.2m | €18.5m | 62.9 | 2025 |
| 10 | Cilyx Architectural and engineering activities; technical testing and analysis | €6.43m | — | €1.15m | 59.3 | 2025 |
| 11 | Unisensor Manufacture of basic pharmaceutical products and pharmaceutical preparations | €19.2m | €12.5m | €13.7m | 59.1 | 2025 |
| 12 | Besins Healthcare Pharmtech Manufacture of basic pharmaceutical products and pharmaceutical preparations | €23.7m | €7.57m | −€9.49m | 41.1 | 2025 |
| 13 | LE Home Ougreen Real estate activities | €65.9m | €6.89m | €43.2m | 39.9 | 2025 |
| 14 | Arysta Lifescience Benelux Manufacture of chemicals and chemical products | €195.8m | €118.8m | €165.9m | 32.9 | 2026 |
| 15 | X-RIS Manufacture of computer, electronic and optical products | €10.8m | — | €4.23m | 32.0 | 2025 |
| 16 | Elysia Wholesale trade | €8.00m | €12.5m | €3.58m | 25.0 | 2025 |
| 17 | Electricite Alain Delavignette Specialised construction activities | €1.79m | — | €1.13m | 21.8 | 2025 |
| 18 | Maison Medicale D'Ougree Human health activities | €3.44m | — | €3.03m | 19.9 | 2025 |
| 19 | Centre de Réadaptation Ambulatoire Pour Enfants de Seraing Human health activities | 681,749 € | — | 508,249 € | 14.5 | 2025 |
| 20 | Lemadis Retail trade | 680,399 € | — | 146,201 € | 14.1 | 2026 |
Headcount reported by the company for all its sites: the jobs may be located elsewhere.
“—”: not published. Small companies (micro and abridged accounts) do not have to publish their revenue.
← All companies in Seraing (Ougrée)
Frequently asked questions
Who is the largest employer in Seraing (Ougrée)?
EVS, with 442.7 full-time equivalents reported (financial year 2025). These jobs may be located outside the municipality.
How many companies in Seraing (Ougrée) report employees?
76 out of 210, in accounts less than 3 years old.
Analyse companies in Seraing (Ougrée)
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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 08 Nov 2026.