Largest employers in Waterloo
676 companies registered in 1410 Waterloo report employees in recent accounts; here are the top 20. Mastercard Europe leads with 2,358.7 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 | Mastercard Europe Computer programming, consultancy and related activities | €6.08bn | €9.63bn | €657.8m | 2,358.7 | 2025 |
| 2 | Maisons DU Monde Belgique Retail trade | €21.0m | €55.8m | €6.69m | 229.4 | 2025 |
| 3 | Pluriclean Services Employment activities | 837,984 € | — | −908,292 € | 183.4 | 2025 |
| 4 | Clean My House Wallonie Personal service activities | €1.39m | — | 17,900 € | 162.9 | 2025 |
| 5 | Neckermann Belgium Travel agency, tour operator and other reservation service and related activities | €14.3m | €17.4m | −€2.73m | 123.9 | 2025 |
| 6 | Delwate Retail trade | €5.62m | €32.0m | 633,826 € | 105.8 | 2025 |
| 7 | Le parc de la cense Residential care activities | €4.97m | €11.5m | €2.85m | 103.3 | 2025 |
| 8 | TAO Belgique Wholesale trade | €12.0m | €20.9m | €9.90m | 102.4 | 2025 |
| 9 | Full Home Services Services to buildings and landscape activities | 533,363 € | — | 112,111 € | 90.1 | 2025 |
| 10 | ST.John'S International School Education | €12.3m | €14.7m | −€6.88m | 82.5 | 2025 |
| 11 | Moore Services Financiers Legal and accounting activities | €32.3m | €14.4m | €6.16m | 80.5 | 2025 |
| 12 | Louyet Waterloo Retail trade | €26.2m | €62.9m | €2.43m | 73.3 | 2025 |
| 13 | Home Clean Home Personal service activities | 107,693 € | — | −318,606 € | 58.4 | 2025 |
| 14 | Brasseries G. Food and beverage service activities | €2.29m | — | 113,794 € | 57.5 | 2025 |
| 15 | Clean My House Bruxelles Personal service activities | 433,531 € | — | 26,929 € | 52.0 | 2025 |
| 16 | Alsinova Belgium Computer programming, consultancy and related activities | €4.72m | — | €1.60m | 49.3 | 2025 |
| 17 | Clarins Benelux Wholesale trade | €9.52m | €20.6m | 699,888 € | 48.1 | 2025 |
| 18 | Solvint Activities of head offices and management consultancy | €2.65m | — | 197,420 € | 48.1 | 2025 |
| 19 | Brasserie DE Waterloo Wholesale trade | €2.20m | — | 135,249 € | 45.9 | 2025 |
| 20 | 28 Food and beverage service activities | €2.04m | — | 245,496 € | 44.6 | 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.
Frequently asked questions
Who is the largest employer in Waterloo?
Mastercard Europe, with 2,358.7 full-time equivalents reported (financial year 2025). These jobs may be located outside the municipality.
How many companies in Waterloo report employees?
676 out of 3,528, in accounts less than 3 years old.
Analyse companies in Waterloo
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.