Largest employers in Seneffe (Arquennes, Familleureux, Feluy, …)
105 companies registered in 7181 Seneffe (Arquennes, Familleureux, Feluy, …) report employees in recent accounts; here are the top 20. TotalEnergies Petrochemicals Feluy leads with 385.7 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 | TotalEnergies Petrochemicals Feluy Manufacture of chemicals and chemical products | €160.5m | €74.0m | €98.2m | 385.7 | 2025 |
| 2 | TotalEnergies OneTech Belgium Scientific research and development | €116.7m | €96.0m | €79.8m | 297.7 | 2025 |
| 3 | KNDS Belgium Manufacture of fabricated metal products, except machinery and equipment | €173.7m | €34.9m | €4.77m | 246.2 | 2025 |
| 4 | Chemviron Manufacture of chemicals and chemical products | €232.4m | €136.5m | €129.6m | 180.8 | 2025 |
| 5 | Ineos Feluy Manufacture of chemicals and chemical products | €54.2m | €68.7m | €22.7m | 176.0 | 2025 |
| 6 | Etablissements BAUDUIN - CAMBIER et Fils Manufacture of food products | €7.58m | — | €5.16m | 101.0 | 2025 |
| 7 | Demaret SRL Manufacture of food products | €2.51m | — | 199,022 € | 90.7 | 2025 |
| 8 | Megamax Specialised construction activities | €25.2m | €10.9m | €9.57m | 62.9 | 2025 |
| 9 | Unilin Insulation Feluy Manufacture of rubber and plastic products | €34.7m | €67.5m | €30.9m | 60.0 | 2025 |
| 10 | Sotraba Construction of residential and non-residential buildings | €30.2m | €32.9m | €4.06m | 48.7 | 2025 |
| 11 | Fastral Manufacture of fabricated metal products, except machinery and equipment | €6.77m | — | €1.33m | 40.6 | 2025 |
| 12 | Roosens Betons Manufacture of other non-metallic mineral products | €12.7m | €16.1m | €4.94m | 34.4 | 2025 |
| 13 | Neremat Services Wholesale trade | €32.3m | — | €11.6m | 33.2 | 2025 |
| 14 | Societe Nivelloise DE Materiaux Wholesale trade | €7.88m | €16.5m | €2.91m | 33.0 | 2025 |
| 15 | Armin Robotics Repair, maintenance and installation of machinery and equipment | €3.58m | — | 234,329 € | 25.8 | 2024 |
| 16 | Fastral Services Manufacture of rubber and plastic products | €6.71m | — | €2.29m | 25.4 | 2025 |
| 17 | Polymer Contractors Feluy Warehousing, storage and support activities for transportation | €3.72m | — | 28,685 € | 23.2 | 2025 |
| 18 | Esperance Residential care activities | €1.47m | — | 577,456 € | 22.0 | 2025 |
| 19 | Proxy Clean Services Personal service activities | 93,440 € | — | −28,218 € | 18.5 | 2025 |
| 20 | Management Consultance Partenaire Legal and accounting activities | €3.57m | — | 682,200 € | 17.6 | 2025 |
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 Seneffe (Arquennes, Familleureux, Feluy, …)
Frequently asked questions
Who is the largest employer in Seneffe (Arquennes, Familleureux, Feluy, …)?
TotalEnergies Petrochemicals Feluy, with 385.7 full-time equivalents reported (financial year 2025). These jobs may be located outside the municipality.
How many companies in Seneffe (Arquennes, Familleureux, Feluy, …) report employees?
105 out of 480, in accounts less than 3 years old.
Analyse companies in Seneffe (Arquennes, Familleureux, Feluy, …)
Filter these companies by size, soundness and trend, follow them and get an alert when their accounts or publications change.
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 11 Nov 2026.