Companies in 1342 Ottignies-Louvain-la-Neuve (Limelette)
268 companies that have filed annual accounts are registered in 1342 Ottignies-Louvain-la-Neuve (Limelette).
Largest companies in Walloon Brabant → Largest employers in Walloon Brabant →
Main sectors in Ottignies-Louvain-la-Neuve (Limelette)
Largest companies in Ottignies-Louvain-la-Neuve (Limelette)
Ranked by total assets in the latest filed accounts. This is a size criterion, not an assessment.
| # | Company | Total assets | Revenue | Equity | FTE | Year |
|---|---|---|---|---|---|---|
| 1 | Lhoist Manufacture of other non-metallic mineral products | €2.13bn | €674.6m | €1.33bn | 107.0 | 2025 |
| 2 | Dolomies de Marche-les-Dames Other mining and quarrying | €1.94bn | €47.4m | €1.91bn | 137.0 | 2025 |
| 3 | LNA Holding Financial service activities, except insurance and pension funding | €1.21bn | — | €1.21bn | — | 2025 |
| 4 | Carrieres et Fours A Chaux Dumont-Wautier Other mining and quarrying | €306.7m | €152.0m | €260.5m | 218.8 | 2025 |
| 5 | Concept Confort Construction of residential and non-residential buildings | €45.5m | €24.2m | 308,372 € | 8.7 | 2025 |
| 6 | Lhoist Recherche et Developpement Architectural and engineering activities; technical testing and analysis | €40.4m | €50.1m | €23.6m | 94.8 | 2025 |
| 7 | Carabi Activities of head offices and management consultancy | €28.1m | — | €10.7m | — | 2025 |
| 8 | Immo Conseils | €21.4m | — | €16.6m | — | 2025 |
| 9 | Immo Nide | €19.5m | — | €1.57m | — | 2025 |
| 10 | Immobilière du Blanc Ry | €19.0m | — | €1.22m | — | 2025 |
| 11 | Immo den Real estate activities | €18.8m | — | 999,321 € | — | 2025 |
| 12 | Limeinvest Accommodation | €18.0m | — | −€2.58m | — | 2025 |
| 13 | Actria Financial service activities, except insurance and pension funding | €15.8m | — | €13.0m | — | 2025 |
| 14 | Domaine de Hoyoux S.A. Forestry and logging | €14.7m | — | €14.6m | 2.0 | 2025 |
| 15 | B.E | €12.8m | — | €10.7m | — | 2025 |
| 16 | Husibo Activities of head offices and management consultancy | €12.4m | — | €3.80m | — | 2025 |
| 17 | Groupe Meca Financial service activities, except insurance and pension funding | €11.9m | — | €8.40m | 4.3 | 2025 |
| 18 | Domaine de Ramezée Forestry and logging | €10.9m | — | 871,446 € | 2.0 | 2025 |
| 19 | Villers Gosselin Immobilière Office administrative, office support and other business support activities | €8.61m | — | 407,656 € | — | 2025 |
| 20 | Tivatome Financial service activities, except insurance and pension funding | €7.26m | — | €7.12m | 1.0 | 2025 |
“—”: not published. Small companies (micro and abridged accounts) do not have to publish their revenue.
See all 268 companies, full list →
Based elsewhere, present in Ottignies-Louvain-la-Neuve (Limelette)
53 companies with their registered office in another municipality operate at least one establishment in Ottignies-Louvain-la-Neuve (Limelette) (shop, branch, depot…). The largest, by balance sheet total:
| # | Company | Total assets | Revenue | Equity | FTE | Year |
|---|---|---|---|---|---|---|
| 1 | Infrabel 1060 Saint-Gilles | €25.7bn | €1.43bn | €20.2bn | — | 2025 |
| 2 | Société Nationale des Chemins de Fer Belges 1060 Saint-Gilles | €13.1bn | €2.62bn | €8.05bn | — | 2025 |
| 3 | Archevêché de Malines-Bruxelles 2800 Mechelen | €76.7m | €2.88m | €16.3m | 92.3 | 2025 |
| 4 | Envirium Life Sciences 1330 Rixensart | €8.71m | — | 849,803 € | — | 2025 |
| 5 | Omniges 1180 Uccle | €6.06m | — | €3.41m | 0.5 | 2025 |
| 6 | Intercommunale Sociale du Brabant wallon 1332 Rixensart | €4.13m | €1.87m | €2.27m | 225.3 | 2025 |
| 7 | Compagnie immobilière de Saint Fontaine 1040 Etterbeek | €3.41m | — | €3.39m | — | 2025 |
| 8 | Group Sigma Architecture - Societe d'Architectes 1340 Ottignies-Louvain-la-Neuve | €2.32m | — | €1.14m | — | 2025 |
| 9 | Bois d'Ossogne 1040 Etterbeek | €2.09m | — | €2.08m | — | 2025 |
| 10 | Smart Realty 1315 Incourt | €1.02m | — | −102,623 € | — | 2025 |
| 11 | Propolis 6997 Érezée | 921,243 € | — | 107,398 € | 0.8 | 2025 |
| 12 | Dynamic Services 1300 Wavre | 812,136 € | — | 505,439 € | 5.3 | 2025 |
| 13 | OD Consult 1490 Court-Saint-Étienne | 750,617 € | — | 20,460 € | — | 2025 |
| 14 | Ilioaia 1933 Zaventem | 691,398 € | €1.34m | 411,235 € | 7.3 | 2025 |
| 15 | Iliclean 1933 Zaventem | 671,466 € | 683,466 € | 327,392 € | — | 2025 |
| 16 | Gaetan van Elder & Associates 1170 Watermael-Boitsfort | 538,021 € | — | 49,087 € | 1.1 | 2025 |
| 17 | NOO 7050 Jurbise | 453,004 € | — | 442,101 € | — | 2025 |
| 18 | De Leener Medical 1472 Genappe | 424,977 € | — | 324,318 € | 1.0 | 2025 |
| 19 | IHC.net 1380 Lasne | 407,799 € | — | −60,634 € | — | 2025 |
| 20 | Immofutur 1080 Molenbeek-Saint-Jean | 406,486 € | — | 404,442 € | — | 2025 |
Establishments: establishment units declared in the Crossroads Bank for Enterprises (CBE). Each company’s registered office is shown under its name.
“—”: not published. Small companies (micro and abridged accounts) do not have to publish their revenue.
Nearby municipalities
Frequently asked questions
How many companies are registered in Ottignies-Louvain-la-Neuve (Limelette)?
268 companies that have filed annual accounts are registered at postcode 1342 (Ottignies-Louvain-la-Neuve (Limelette)).
What are the main sectors in Ottignies-Louvain-la-Neuve (Limelette)?
By number of companies: Activities of head offices and management consultancy (39), Human health activities (27), Specialised construction activities (25).
What is the largest company in Ottignies-Louvain-la-Neuve (Limelette)?
By total assets, it is Lhoist (€2.13bn, financial year 2025).
How many jobs do companies in Ottignies-Louvain-la-Neuve (Limelette) report?
Companies registered in Ottignies-Louvain-la-Neuve (Limelette) together report 708 full-time equivalents in their latest accounts. These jobs may be located outside the municipality.
Analyse companies in Ottignies-Louvain-la-Neuve (Limelette)
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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.