Manufacture of basic pharmaceutical products and pharmaceutical preparations: highest revenue in Walloon Brabant
As of 14 Nov 2026, 12 companies in Manufacture of basic pharmaceutical products and pharmaceutical preparations (NACE 21) in Walloon Brabant publish their revenue in recent accounts (financial years 2023 to 2025). The top 10 account for €7.75bn, out of €7.76bn for all of them; median revenue is €14.5m. GlaxoSmithKline Biologicals leads with €7.44bn (financial year 2025).
Top 12 · Manufacture of basic pharmaceutical products and pharmaceutical preparations · Walloon Brabant
Ranked by revenue published in the latest filed accounts (accounts less than 3 years old).
| # | Company | Total assets | Revenue | Equity | FTE | Year |
|---|---|---|---|---|---|---|
| 1 | GlaxoSmithKline Biologicals 1330 Rixensart | €17.8bn | €7.44bn | €9.98bn | 8,371.0 | 2025 |
| 2 | PolyPeptide 1420 Braine-l'Alleud | €331.7m | €156.1m | €103.8m | 485.0 | 2025 |
| 3 | Cenexi - Laboratoires Thissen 1420 Braine-l'Alleud | €49.8m | €65.1m | €17.1m | 351.4 | 2025 |
| 4 | S.A. Laboratoires Pharmaceutiques Trenker 1402 Nivelles | €16.1m | €29.0m | €6.35m | 88.2 | 2025 |
| 5 | Will - Pharma 1301 Wavre | €9.73m | €17.8m | €4.66m | 27.1 | 2025 |
| 6 | DIAsource ImmunoAssays S.A. 1348 Ottignies-Louvain-la-Neuve | €10.1m | €16.7m | €4.41m | 80.9 | 2025 |
| 7 | Minakem High Potent 1435 Mont-Saint-Guibert | €32.5m | €12.2m | −€19.4m | 67.8 | 2025 |
| 8 | Cellistic 1435 Mont-Saint-Guibert | €41.6m | €8.65m | −€44.3m | 61.2 | 2025 |
| 9 | Quantoom Biosciences 1400 Nivelles | €57.3m | €8.27m | −€1.18m | 69.1 | 2023 |
| 10 | Phoenix Biosciences 1400 Nivelles | €8.11m | €1.30m | €3.68m | 8.3 | 2025 |
| 11 | Inteliphage 1348 Ottignies-Louvain-la-Neuve | €12.6m | 22,546 € | €3.19m | 16.1 | 2025 |
| 12 | Chareco 1300 Wavre | 575,128 € | 22,188 € | 336,915 € | — | 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. These are the revenue figures published in the annual accounts. Small companies (micro and abridged accounts) do not have to publish theirs: they do not appear in this ranking.
Manufacture of basic pharmaceutical products and pharmaceutical preparations across Belgium → All sectors · Walloon Brabant →
Other sectors · Walloon Brabant
- 01 Crop and animal production, hunting and related service activities22
- 10 Manufacture of food products17
- 18 Printing and reproduction of recorded media11
- 23 Manufacture of other non-metallic mineral products13
- 25 Manufacture of fabricated metal products, except machinery and equipment15
- 26 Manufacture of computer, electronic and optical products10
- 28 Manufacture of machinery and equipment n.e.c.20
- 41 Construction of residential and non-residential buildings44
- 43 Specialised construction activities152
- 46 Wholesale trade220
- 47 Retail trade191
- 49 Land transport and transport via pipelines37
- 52 Warehousing, storage and support activities for transportation14
- 55 Accommodation10
- 56 Food and beverage service activities85
- 58 Publishing activities12
- 59 Motion picture, video and television programme production, sound recording and music publishing activities14
- 62 Computer programming, consultancy and related activities101
- 64 Financial service activities, except insurance and pension funding55
- 66 Activities auxiliary to financial services and insurance activities19
- 68 Real estate activities170
- 69 Legal and accounting activities46
- 70 Activities of head offices and management consultancy156
- 71 Architectural and engineering activities; technical testing and analysis52
- 73 Activities of advertising, market research and public relations31
- 74 Other professional, scientific and technical activities24
- 81 Services to buildings and landscape activities31
- 82 Office administrative, office support and other business support activities44
- 85 Education40
- 86 Human health activities79
- 87 Residential care activities21
- 88 Social work activities without accommodation26
- 90 Arts creation and performing arts activities14
- 93 Sports activities and amusement and recreation activities23
- 94 Activities of membership organisations13
- 95 Repair and maintenance of computers, personal and household goods, and motor vehicles and motorcycles18
- 96 Personal service activities30
Municipalities with the most companies in the sector · Walloon Brabant
- 1348 Ottignies-Louvain-la-Neuve (Louvain-La-Neuve)5
- 1400 Nivelles (Monstreux)5
- 1410 Waterloo5
- 1300 Wavre (Limal)4
- 1380 Lasne (Couture-Saint-Germain, Lasne-Chapelle-Saint-Lambert, Maransart, …)4
- 1480 Tubize (Clabecq, Oisquercq, Saintes)4
- 1420 Braine-l'Alleud3
- 1435 Mont-Saint-Guibert (Corbais, Hévillers)3
- 1440 Braine-le-Château (Wauthier-Braine)3
- 1470 Genappe (Baisy-Thy, Bousval)3
- 1325 Chaumont-Gistoux (Bonlez, Corroy-Le-Grand, Dion-Valmont, …)2
- 1330 Rixensart2
Frequently asked questions
Which company in Manufacture of basic pharmaceutical products and pharmaceutical preparations in Walloon Brabant has the highest revenue?
GlaxoSmithKline Biologicals, with €7.44bn of published revenue (financial year 2025).
Why are some companies missing?
Small companies (micro and abridged accounts) do not have to publish their revenue: only the 12 that publish it, out of 49 companies in the sector in the area, are ranked.
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.
Analyse companies · Walloon Brabant
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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 14 Nov 2026.