Largest employers in Olne
35 companies registered in 4877 Olne report employees in recent accounts; here are the top 20. Agence locale pour l'Emploi de Olne leads with 34.0 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 | Agence locale pour l'Emploi de Olne Employment activities | 349,437 € | — | 187,427 € | 34.0 | 2025 |
| 2 | L & N Chauffage Specialised construction activities | 862,654 € | 0 € | 596,369 € | 5.5 | 2025 |
| 3 | Renaud MOZIN, Notaire Legal and accounting activities | €5.19m | — | 81,787 € | 5.5 | 2025 |
| 4 | Groupe l'Honneux & Fils Construction of residential and non-residential buildings | 705,830 € | — | 364,436 € | 5.0 | 2025 |
| 5 | Espace Les Montagnards Food and beverage service activities | 102,682 € | — | −82,620 € | 4.7 | 2025 |
| 6 | AIP Medical Manufacture of basic pharmaceutical products and pharmaceutical preparations | €1.64m | — | €1.08m | 4.6 | 2025 |
| 7 | Art Design Creation Activities of advertising, market research and public relations | 612,991 € | — | 222,898 € | 3.1 | 2025 |
| 8 | Brunelec Specialised construction activities | 226,221 € | — | 4,003 € | 3.0 | 2025 |
| 9 | Cabinet Ophtalmologique les Medecins Associes Human health activities | 625,762 € | — | 5,000 € | 3.0 | 2025 |
| 10 | B-Fisc Legal and accounting activities | 382,302 € | — | 123,604 € | 2.7 | 2025 |
| 11 | TC Parcs et Jardins Services to buildings and landscape activities | 230,781 € | — | −23,584 € | 2.5 | 2025 |
| 12 | Delhez Combustibles Retail trade | 360,319 € | — | 214,615 € | 2.1 | 2025 |
| 13 | Techniblue Computer programming, consultancy and related activities | 589,442 € | — | 173,452 € | 2.1 | 2026 |
| 14 | Balhan & Fils Manufacture of other non-metallic mineral products | 611,986 € | — | 296,835 € | 2.0 | 2025 |
| 15 | Diprophar Wholesale trade | €1.43m | — | 800,461 € | 1.9 | 2025 |
| 16 | Régie communale autonome d'Olne Sports activities and amusement and recreation activities | €1.47m | — | 783,108 € | 1.7 | 2025 |
| 17 | Rene Christiane Manufacture of fabricated metal products, except machinery and equipment | 220,878 € | — | 159,389 € | 1.5 | 2025 |
| 18 | Hydro Tools S.A. - N.V. Wholesale trade | 751,516 € | — | 591,188 € | 1.3 | 2025 |
| 19 | Pierre Fassotte Construction of residential and non-residential buildings | 83,160 € | 245,467 € | 15,256 € | 1.3 | 2025 |
| 20 | Afisec Legal and accounting activities | 164,847 € | — | 148,008 € | 1.0 | 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 Olne?
Agence locale pour l'Emploi de Olne, with 34.0 full-time equivalents reported (financial year 2025). These jobs may be located outside the municipality.
How many companies in Olne report employees?
35 out of 190, in accounts less than 3 years old.
Analyse companies in Olne
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.