Electrical installation: largest employers
3,368 Belgian companies in the sector (NACE 4321) report employees in recent accounts; here are the top 20. Jacops leads with 647.4 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 | Jacops 8540 Deerlijk | €160.1m | €271.1m | €54.1m | 647.4 | 2025 |
| 2 | EEG 8560 Wevelgem | €84.0m | €158.7m | €26.3m | 522.5 | 2025 |
| 3 | Unit-T Certified Services 2800 Mechelen | €16.4m | €44.8m | €5.64m | 468.0 | 2025 |
| 4 | VINCI Facilities Belgium 1000 Brussels | €61.4m | €94.6m | €10.1m | 458.4 | 2025 |
| 5 | Cegelec Industry 1130 Brussels | €27.7m | €71.4m | €5.85m | 394.3 | 2025 |
| 6 | Circet Belgium 3583 Beringen | €32.7m | €60.2m | €19.9m | 365.9 | 2025 |
| 7 | Collignon ENG. 6997 Érezée | €51.8m | €87.9m | €8.28m | 355.9 | 2025 |
| 8 | Electrotechnique ET Mecanique Putman Freres 1070 Anderlecht | €58.8m | €82.3m | €20.5m | 333.7 | 2025 |
| 9 | V.M.A. 9830 Sint-Martens-Latem | €83.7m | €106.8m | €24.6m | 324.0 | 2025 |
| 10 | Jacops SUD 6041 Charleroi | €26.7m | €58.7m | €7.70m | 268.9 | 2025 |
| 11 | CBRE GWS Belgium 1831 Machelen (Brab.) | €49.2m | €90.8m | €5.46m | 250.8 | 2025 |
| 12 | Cegelec Electrical Solutions 1130 Brussels | €70.1m | €73.9m | €15.2m | 237.9 | 2025 |
| 13 | DECAT Energy Technics 8630 Veurne | €22.5m | €41.9m | 994,221 € | 235.6 | 2025 |
| 14 | Climagroup 3570 Alken | €18.8m | — | 231,534 € | 188.7 | 2025 |
| 15 | Klinkenberg 4041 Herstal | €13.3m | €27.4m | €7.92m | 174.8 | 2025 |
| 16 | THE Energy Circle 3500 Hasselt | €19.3m | €43.8m | €3.59m | 171.9 | 2025 |
| 17 | Kingspan Light + Air Belgium 9100 Sint-Niklaas | €23.9m | €41.8m | €12.2m | 167.7 | 2025 |
| 18 | EnergyVision 9051 Ghent | €205.6m | €151.9m | €134.8m | 162.7 | 2025 |
| 19 | Close Comfort 4920 Aywaille | €37.7m | €55.1m | €8.37m | 154.8 | 2025 |
| 20 | Business Solutions 30 Belgium 2600 Antwerp | €12.2m | €13.2m | €3.20m | 141.2 | 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.
← The whole Electrical installation sector
Frequently asked questions
Who is the largest employer in Electrical installation?
Jacops, with 647.4 full-time equivalents reported (financial year 2025).
How many Electrical installation companies report employees?
3,368 out of 10,614, in accounts less than 3 years old.
Analyse companies in Electrical installation
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 10 Nov 2026.