The largest companies in Flanders
386,296 companies in Flanders have filed annual accounts. Here are the 50 largest by total assets: Exxonmobil Petroleum & Chemical leads with €41.1bn (financial year 2025).
Top 50 · Flanders
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 | Exxonmobil Petroleum & Chemical 2030 Antwerp | €41.1bn | €19.9bn | €11.7bn | 1,829.1 | 2025 |
| 2 | KBC Assurances 3000 Leuven | €37.3bn | — | €18.2bn | 1,020.0 | 2025 |
| 3 | J.C. General Services 2340 Beerse | €36.8bn | €68.8m | €6.94bn | 72.4 | 2025 |
| 4 | Janssen Pharmaceutica 2340 Beerse | €21.6bn | €21.8bn | €11.7bn | 5,324.5 | 2025 |
| 5 | Pfizer Service Company 1932 Zaventem | €14.2bn | €31.9bn | €135.6m | 221.3 | 2025 |
| 6 | Baloise Belgium 2600 Antwerp | €13.6bn | — | €811.4m | — | 2025 |
| 7 | Cobrew 3000 Leuven | €11.9bn | — | €199.6m | 6.7 | 2025 |
| 8 | Fluvius System Operator 9090 Merelbeke-Melle | €10.2bn | €2.90bn | €993.8m | 5,326.3 | 2025 |
| 9 | Atlas Copco Airpower 2610 Antwerp | €9.68bn | €2.31bn | €3.96bn | 3,520.5 | 2025 |
| 10 | Colruyt Group 1500 Halle | €8.64bn | €866.4m | €6.53bn | 4,127.9 | 2025 |
| 11 | Azelis Finance 2600 Antwerp | €7.68bn | 867,888 € | €5.85bn | 4.8 | 2025 |
| 12 | Barry Callebaut Services 9280 Lebbeke | €7.60bn | €136.1m | €1.35bn | 69.4 | 2025 |
| 13 | Telenet Group 2800 Mechelen | €7.35bn | €254.7m | €3.06bn | 310.6 | 2025 |
| 14 | Unilin 8710 Wielsbeke | €7.18bn | €1.75bn | €4.32bn | 2,113.3 | 2025 |
| 15 | Argenta Assuranties 2018 Antwerp | €7.09bn | — | €701.8m | — | 2025 |
| 16 | argenx 9052 Ghent | €7.01bn | €3.80bn | €5.71bn | 510.9 | 2025 |
| 17 | Caparbel 1930 Zaventem | €6.28bn | — | €6.22bn | — | 2025 |
| 18 | Azelis Group 2600 Antwerp | €6.15bn | €79.4m | €6.07bn | 89.9 | 2025 |
| 19 | Bayer 1831 Machelen (Brab.) | €5.56bn | €175.2m | €5.53bn | 153.9 | 2025 |
| 20 | Estee Lauder Coordination Center 2260 Westerlo | €4.94bn | €19.9m | €144.5m | — | 2023 |
| 21 | Bridgestone Europe NV/SA 1930 Zaventem | €4.89bn | €3.89bn | €2.33bn | 429.5 | 2025 |
| 22 | Avnet Holding Europe 1831 Machelen (Brab.) | €4.83bn | €7.65m | €1.27bn | 9.0 | 2025 |
| 23 | Ineos Olefins Belgium 2040 Antwerp | €4.79bn | €48.9m | €426.2m | 190.1 | 2025 |
| 24 | Telenet 2800 Mechelen | €4.49bn | €2.12bn | €2.70bn | 2,475.5 | 2025 |
| 25 | Aquafin 2630 Aartselaar | €4.48bn | €636.9m | €1.11bn | 1,207.3 | 2025 |
| 26 | Samsonite Belgium Holdings 9700 Oudenaarde | €4.37bn | — | €4.09bn | — | 2025 |
| 27 | Maatschappij Voor Roerend Bezit VAN DE Boerenbond 3000 Leuven | €4.19bn | — | €4.13bn | 10.1 | 2025 |
| 28 | VGP 2018 Antwerp | €4.15bn | €22.4m | €1.79bn | 9.9 | 2025 |
| 29 | Arval Belgium 1930 Zaventem | €4.15bn | €1.15bn | €173.4m | 448.9 | 2025 |
| 30 | Beheersmaatschappij Antwerpen Mobiel 2000 Antwerp | €4.06bn | — | €827.6m | 181.5 | 2025 |
| 31 | Unilin Holding 8710 Wielsbeke | €3.97bn | — | €3.97bn | — | 2025 |
| 32 | AXUS 1932 Zaventem | €3.85bn | €1.80bn | €682.0m | 521.3 | 2025 |
| 33 | Farys 9000 Ghent | €3.81bn | €576.9m | €2.04bn | 974.0 | 2025 |
| 34 | Avnet Europe 1831 Machelen (Brab.) | €3.77bn | €2.84bn | €1.26bn | 216.1 | 2025 |
| 35 | KBC Ancora 3000 Leuven | €3.63bn | — | €3.53bn | — | 2025 |
| 36 | Haven van Antwerpen - Brugge 2030 Antwerp | €3.41bn | €507.0m | €2.36bn | 1,620.5 | 2025 |
| 37 | DE Vlaamse Waterweg 3500 Hasselt | €3.38bn | €61.6m | €3.21bn | 1,229.4 | 2025 |
| 38 | Fluvius West 8500 Kortrijk | €3.38bn | €541.7m | €1.30bn | — | 2025 |
| 39 | SD Worx Sécretariat Social ASBL 2000 Antwerp | €3.37bn | 467,379 € | €21.4m | 102.3 | 2025 |
| 40 | Lakefront Biotherapeutics 2800 Mechelen | €3.34bn | €1.10bn | €3.15bn | 172.9 | 2025 |
| 41 | ETEX 1930 Zaventem | €3.33bn | €58.7m | €2.05bn | 100.5 | 2025 |
| 42 | Cera 3000 Leuven | €3.29bn | €19.7m | €3.25bn | 45.9 | 2025 |
| 43 | DEME Financial Services 2070 Beveren-Kruibeke-Zwijndrecht | €3.27bn | €8.73m | €66.8m | 25.1 | 2025 |
| 44 | Fluvius Limburg 3500 Hasselt | €3.26bn | €434.3m | €1.66bn | — | 2025 |
| 45 | Wyre 2800 Mechelen | €3.18bn | €691.0m | €687.1m | 232.6 | 2025 |
| 46 | Viatris International Supply Point 1560 Hoeilaart | €3.12bn | €2.30bn | €1.42bn | 40.0 | 2025 |
| 47 | CMB.TECH Belgium 2000 Antwerp | €3.09bn | €108.0m | €2.61bn | — | 2025 |
| 48 | Yazaki Europe Middle East Africa 3560 Lummen | €3.09bn | €109.6m | €628.6m | 17.5 | 2025 |
| 49 | Vlaamse Vervoermaatschappij - De Lijn 2800 Mechelen | €3.09bn | €1.42bn | €2.25bn | 7,637.1 | 2025 |
| 50 | Telenet Group Holding 2800 Mechelen | €3.08bn | — | €1.72bn | 1.0 | 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 · Flanders
Frequently asked questions
What is the largest company in Flanders?
By total assets, it is Exxonmobil Petroleum & Chemical (€41.1bn, 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 Flanders have filed annual accounts?
386,296 active companies are registered there and have filed at least one set of annual accounts.
Analyse companies · Flanders
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 10 Oct 2026.