Telecommunication: highest published revenue
95 Belgian companies in the sector (NACE 61) publish their revenue in recent accounts; here are the top 20. Proximus leads with €3.89bn (financial year 2025).
Top 20
Ranked by revenue published in the latest filed accounts (accounts less than 3 years old).
| # | Company | Total assets | Revenue | Equity | FTE | Year |
|---|---|---|---|---|---|---|
| 1 | Proximus 1030 Schaerbeek | €9.96bn | €3.89bn | €1.42bn | 8,312.3 | 2025 |
| 2 | Telenet 2800 Mechelen | €4.49bn | €2.12bn | €2.70bn | 2,475.5 | 2025 |
| 3 | Orange Belgium 1140 Evere | €3.71bn | €1.67bn | €864.1m | 1,953.2 | 2025 |
| 4 | Society FOR Worldwide Interbank Financial Telecommunication 1310 La Hulpe | €1.28bn | €1.14bn | €905.5m | 2,098.7 | 2025 |
| 5 | Belgacom International Carrier Services 1030 Schaerbeek | €662.4m | €763.6m | €204.7m | 331.1 | 2025 |
| 6 | Telenet Group 2800 Mechelen | €7.35bn | €254.7m | €3.06bn | 310.6 | 2025 |
| 7 | Proximus NXT IT 1030 Schaerbeek | €203.2m | €242.1m | €94.2m | 502.4 | 2025 |
| 8 | BT Global Services Belgium 1831 Machelen (Brab.) | €66.0m | €145.0m | €17.9m | 118.5 | 2026 |
| 9 | Orange NetCo 1140 Evere | €882.8m | €114.9m | €678.1m | — | 2025 |
| 10 | Mobile Vikings 3500 Hasselt | €45.5m | €92.3m | €23.0m | 92.8 | 2024 |
| 11 | Belgium Tower Partners 1831 Machelen (Brab.) | €134.4m | €73.5m | €69.4m | 8.2 | 2025 |
| 12 | Colt Technology Services 1831 Machelen (Brab.) | €83.5m | €73.3m | €25.1m | 67.7 | 2025 |
| 13 | Simac 3001 Leuven | €40.6m | €69.7m | €10.6m | 167.2 | 2025 |
| 14 | Orange Business Belgium 1140 Evere | €60.4m | €67.0m | €12.4m | 134.1 | 2024 |
| 15 | Autoscout24 Belgium 1070 Anderlecht | €30.6m | €60.3m | 68,200 € | 29.0 | 2025 |
| 16 | Lycamobile Belgium 1930 Zaventem | €63.2m | €57.8m | €25.5m | — | 2024 |
| 17 | Dstny BE 1930 Zaventem | €20.2m | €52.6m | €10.2m | 135.3 | 2025 |
| 18 | WEngage International 1831 Machelen (Brab.) | €22.4m | €51.8m | €5.54m | 65.8 | 2025 |
| 19 | Platform Science 8900 Ypres | €50.1m | €50.1m | €28.8m | 107.6 | 2025 |
| 20 | Eurofiber 1930 Zaventem | €267.7m | €46.8m | €42.9m | 76.6 | 2025 |
These are the revenue figures published in the annual accounts. Small companies (micro and abridged accounts) do not have to publish theirs: they do not appear in this ranking.
← The whole Telecommunication sector
Frequently asked questions
Which company in Telecommunication has the highest revenue?
Proximus, with €3.89bn in revenue (financial year 2025).
How many Telecommunication companies publish their revenue?
95 out of 633, in accounts less than 3 years old. Small companies (micro and abridged accounts) are not required to publish it.
Analyse companies in Telecommunication
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.