The largest companies in Hainaut
44,395 companies in Hainaut have filed annual accounts. Here are the 50 largest by total assets: crystal computing leads with €5.33bn (financial year 2025).
Top 50 · Hainaut
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 | crystal computing 7331 Saint-Ghislain | €5.33bn | €965.1m | €4.80bn | 155.5 | 2025 |
| 2 | ORES Assets 6041 Charleroi | €5.23bn | €1.16bn | €2.07bn | — | 2025 |
| 3 | Societe Wallonne du Credit Social 6000 Charleroi | €4.42bn | €78.3m | €227.1m | 135.3 | 2025 |
| 4 | Societe Wallonne du Logement 6000 Charleroi | €3.48bn | €10.0m | €663.9m | 206.7 | 2025 |
| 5 | Operateur de Reseaux d'Energies 6041 Charleroi | €2.83bn | €920.9m | 461,806 € | 3,000.0 | 2025 |
| 6 | Concert' Eau 7520 Tournai | €2.34bn | — | €2.29bn | — | 2026 |
| 7 | Compagnie Nationale A Portefeuille 6280 Gerpinnes | €2.26bn | €4.04m | €2.25bn | 24.1 | 2025 |
| 8 | Baxter World Trade 7860 Lessines | €2.23bn | €8.03m | €1.06bn | 12.0 | 2025 |
| 9 | Frère-Bourgeois Holding 6280 Gerpinnes | €2.22bn | 36,655 € | €2.20bn | 1.4 | 2025 |
| 10 | Caroloregienne de Participations 6280 Gerpinnes | €1.82bn | — | €1.44bn | 0.6 | 2025 |
| 11 | Cofidis 7501 Tournai | €1.66bn | €35.5m | €858.7m | 433.4 | 2025 |
| 12 | Allejo 6280 Gerpinnes | €1.59bn | 55,050 € | €1.59bn | 0.9 | 2025 |
| 13 | Wamfam 6280 Gerpinnes | €1.57bn | — | €1.57bn | — | 2025 |
| 14 | Ganemede Belgium 7503 Tournai | €1.47bn | — | €929.0m | — | 2025 |
| 15 | Ceneo 6000 Charleroi | €1.17bn | 954,029 € | €959.6m | — | 2025 |
| 16 | Holcibel 7034 Mons | €1.11bn | 995,439 € | €1.11bn | 4.0 | 2025 |
| 17 | Société Européenne de prises de Participations commerciales et industrielles 7520 Tournai | €1.05bn | — | €799.6m | — | 2025 |
| 18 | Société Nationale de Construction Aérospatiale 6041 Charleroi | €1.05bn | €399.0m | €411.4m | 1,534.0 | 2025 |
| 19 | Grand Hopital de Charleroi 6060 Charleroi | €875.6m | €550.3m | €174.6m | 3,690.0 | 2025 |
| 20 | NLMK Sales Europe 7170 Manage | €828.0m | €862.7m | €12.1m | — | 2025 |
| 21 | ALSTOM Belgium 6001 Charleroi | €755.8m | €814.7m | €297.4m | 1,668.6 | 2026 |
| 22 | Baxalta Belgium Manufacturing 7860 Lessines | €713.1m | €374.2m | €560.0m | 1,196.8 | 2026 |
| 23 | HUmani 6000 Charleroi | €699.8m | €662.3m | €204.9m | 5,560.0 | 2025 |
| 24 | Intercommunale pour la Gestion et la Réalisation d'Etudes Techniques et Economiques 6000 Charleroi | €692.3m | €105.7m | €127.2m | 387.6 | 2025 |
| 25 | NLMK Belgium Holdings 7100 La Louvière | €688.7m | €31.6m | €318.9m | 72.3 | 2025 |
| 26 | CHU Helora 7000 Mons | €624.3m | €900.5m | €135.3m | 4,026.3 | 2025 |
| 27 | Sany Belgium Holding 6041 Charleroi | €608.7m | — | €326.4m | — | 2025 |
| 28 | La Sambrienne 6000 Charleroi | €585.5m | €46.6m | €137.6m | 185.0 | 2025 |
| 29 | Pairi Daiza 7940 Brugelette | €579.7m | €157.5m | €202.1m | 551.9 | 2026 |
| 30 | Minos Managment Company 7000 Mons | €572.2m | 504,215 € | €548.4m | — | 2024 |
| 31 | Compagnie des Ciments Belges 7530 Tournai | €549.4m | €298.3m | €438.2m | 351.7 | 2025 |
| 32 | Greenland 7522 Tournai | €539.0m | — | €486.0m | — | 2025 |
| 33 | Financière de la Sambre 6280 Gerpinnes | €489.4m | — | €476.6m | 4.0 | 2025 |
| 34 | Lutosa 7900 Leuze-en-Hainaut | €485.7m | €705.3m | €216.0m | 1,009.7 | 2025 |
| 35 | CHwapimmo 7500 Tournai | €481.9m | €1.08m | €159.0m | 2.0 | 2025 |
| 36 | "LDz Compagnie franco-belge de distribution" en abrégé "LDz" en français et "LDz frans-belgische detailhandel maatschappij" en abrégé "LDz" en néerlandais 7181 Seneffe | €464.8m | €2.39m | €372.2m | 5.4 | 2025 |
| 37 | NLMK la Louviere 7100 La Louvière | €451.6m | €238.3m | €51.0m | 601.7 | 2025 |
| 38 | Financière L.M. 7370 Dour | €447.0m | 240,000 € | €395.6m | 1.6 | 2025 |
| 39 | "I.D.E.A. S.C" 7000 Mons | €441.3m | €28.7m | €279.3m | 333.9 | 2025 |
| 40 | CL Warneton 7784 Comines-Warneton | €409.0m | €407.5m | €90.3m | 795.0 | 2024 |
| 41 | Intercommunale de Gestion de l'Environnement 7503 Tournai | €379.7m | €83.0m | €185.4m | 406.3 | 2025 |
| 42 | Centr'Habitat 7100 La Louvière | €370.9m | €29.4m | €188.4m | 78.6 | 2025 |
| 43 | INDUSTEEL Belgium 6030 Charleroi | €364.7m | €524.6m | €81.7m | 920.1 | 2025 |
| 44 | Centre Hospitalier EPICURA 7331 Saint-Ghislain | €355.0m | €370.9m | €66.3m | 2,511.0 | 2025 |
| 45 | Ecofrost 7600 Péruwelz | €347.6m | €561.6m | €194.3m | 195.9 | 2025 |
| 46 | Too' Gezer 7520 Tournai | €347.4m | 332,000 € | −€95.1m | 1.1 | 2025 |
| 47 | DOW Silicones Belgium 7180 Seneffe | €345.8m | €131.8m | €129.3m | 440.2 | 2025 |
| 48 | Transcor Astra Group 6280 Gerpinnes | €321.0m | — | €320.9m | — | 2025 |
| 49 | Toit & moi, immobilière sociale de la région montoise 7011 Mons | €318.8m | €25.9m | €50.4m | 106.5 | 2025 |
| 50 | Institut National des Radioelements 6220 Fleurus | €312.0m | €73.6m | €230.5m | 223.0 | 2025 |
Ranking based on each company's own annual accounts (statutory, not consolidated): a subsidiary and its parent appear separately, and the ranking differs from lists based on consolidated group accounts.
“—”: not published. Small companies (micro and abridged accounts) do not have to publish their revenue.
Most represented sectors · Hainaut
Municipalities with the most companies · Hainaut
- 7000 Mons1,726
- 7500 Tournai (Ere, Saint-Maur)1,545
- 7700 Mouscron (Luingne)1,535
- 7100 La Louvière (Haine-Saint-Paul, Haine-Saint-Pierre, Saint-Vaast, …)1,293
- 6000 Charleroi1,188
- 7110 La Louvière (Boussoit, Houdeng-Aimeries, Houdeng-Goegnies, …)828
- 6040 Charleroi (Jumet)785
- 7090 Braine-le-Comte (Hennuyères, Henripont, Petit-Roeulx-Lez-Braine, …)782
- 6120 Ham-sur-Heure-Nalinnes (Cour-Sur-Heure, Ham-Sur-Heure, Jamioulx, …)775
- 6200 Châtelet (Bouffioulx, Châtelineau)736
- 6041 Charleroi (Gosselies)707
- 6280 Gerpinnes (Acoz, Gougnies, Joncret, …)685
- 7850 Enghien (Marcq, Petit-Enghien)677
- 6220 Fleurus (Heppignies, Lambusart, Wangenies)658
- 6001 Charleroi (Marcinelle)644
- 7170 Manage (Bellecourt, Bois-D'haine, Fayt-Lez-Manage, …)642
Frequently asked questions
What is the largest company in Hainaut?
By total assets, it is crystal computing (€5.33bn, financial year 2025).
Why does this ranking differ from other lists?
It uses each company's annual accounts as filed with the National Bank, not consolidated group accounts. A holding, a subsidiary or a purchasing entity can therefore appear separately. Only companies whose latest accounts are less than 3 years old are ranked.
How many companies in Hainaut have filed annual accounts?
44,395 active companies are registered there and have filed at least one set of annual accounts.
Analyse companies · Hainaut
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.