General cleaning of buildings: largest employers
770 Belgian companies in the sector (NACE 8121) report employees in recent accounts; here are the top 20. ISS Facility Services leads with 5,282.5 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 | ISS Facility Services 1000 Brussels | €148.0m | €350.1m | €49.3m | 5,282.5 | 2025 |
| 2 | Trixxo IX 3730 Bilzen-Hoeselt | €38.0m | €147.9m | €4.47m | 3,779.3 | 2025 |
| 3 | Aldron 8790 Waregem | €20.8m | €98.8m | €2.69m | 2,482.0 | 2025 |
| 4 | Laurenty 4000 Liège | €47.4m | €137.1m | €22.2m | 2,454.0 | 2025 |
| 5 | Dienstenbedrijf Easy Life 2160 Wommelgem | €18.0m | €85.4m | 168,653 € | 2,241.0 | 2025 |
| 6 | Iris Facility Solutions 1140 Evere | €37.1m | €125.6m | €7.80m | 2,094.9 | 2025 |
| 7 | Atalian 1070 Anderlecht | €41.2m | €112.6m | €13.3m | 2,058.3 | 2025 |
| 8 | Les P'Tites Fees Bleues 1150 Woluwe-Saint-Pierre | €13.6m | €39.5m | 978,056 € | 1,764.3 | 2025 |
| 9 | Cleaning Masters 2170 Antwerp | €59.4m | €177.3m | €17.1m | 1,671.9 | 2025 |
| 10 | 1st Belgium Service 1860 Meise | €6.80m | €49.8m | €1.38m | 1,384.4 | 2025 |
| 11 | Kose Cleaning 1130 Brussels | €29.5m | €81.8m | €16.3m | 1,266.2 | 2025 |
| 12 | Group-f Cleaning & Facility 2550 Kontich | €19.5m | €61.9m | 785,909 € | 998.6 | 2025 |
| 13 | Vebego Cleaning & Services 2100 Antwerp | €26.0m | €68.1m | €12.4m | 991.1 | 2025 |
| 14 | Sivac 2160 Wommelgem | €7.46m | €34.0m | 105,956 € | 891.2 | 2025 |
| 15 | Group Cleaning & Services 1140 Evere | €16.1m | €49.3m | €3.25m | 746.5 | 2025 |
| 16 | Dienstenthuis 2018 Antwerp | €6.29m | €27.7m | €2.22m | 717.3 | 2025 |
| 17 | Ancco Dienstencheques 2100 Antwerp | €5.92m | €25.1m | 630,916 € | 698.0 | 2025 |
| 18 | Mobility Masters 2170 Antwerp | €16.9m | €62.7m | €1.72m | 666.1 | 2025 |
| 19 | Primahome 2600 Antwerp | €5.25m | €24.6m | 443,347 € | 648.8 | 2025 |
| 20 | Trixxo DC 3730 Bilzen-Hoeselt | €7.47m | €23.9m | €4.16m | 642.7 | 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 General cleaning of buildings?
ISS Facility Services, with 5,282.5 full-time equivalents reported (financial year 2025).
How many General cleaning of buildings companies report employees?
770 out of 2,086, in accounts less than 3 years old.
Analyse companies in General cleaning of buildings
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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 12 Nov 2026.