Ranking · Walloon Brabant · NACE 21
Manufacture of basic pharmaceutical products and pharmaceutical preparations: the largest companies in Walloon Brabant
As of 14 Nov 2026, 46 companies in Manufacture of basic pharmaceutical products and pharmaceutical preparations (NACE 21) in Walloon Brabant publish total assets in recent accounts (financial years 2023 to 2025). The top 10 account for €18.4bn, out of €18.4bn for all of them; median total assets are €1.11m. GlaxoSmithKline Biologicals leads with €17.8bn (financial year 2025).
Top 46 · Manufacture of basic pharmaceutical products and pharmaceutical preparations · Walloon Brabant
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 | 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 | Quantoom Biosciences 1400 Nivelles | €57.3m | €8.27m | −€1.18m | 69.1 | 2023 |
| 4 | Cenexi - Laboratoires Thissen 1420 Braine-l'Alleud | €49.8m | €65.1m | €17.1m | 351.4 | 2025 |
| 5 | Cellistic 1435 Mont-Saint-Guibert | €41.6m | €8.65m | −€44.3m | 61.2 | 2025 |
| 6 | Minakem High Potent 1435 Mont-Saint-Guibert | €32.5m | €12.2m | −€19.4m | 67.8 | 2025 |
| 7 | S.A. Laboratoires Pharmaceutiques Trenker 1402 Nivelles | €16.1m | €29.0m | €6.35m | 88.2 | 2025 |
| 8 | Inteliphage 1348 Ottignies-Louvain-la-Neuve | €12.6m | 22,546 € | €3.19m | 16.1 | 2025 |
| 9 | Shant Biotech 1480 Tubize | €11.0m | — | €10.4m | — | 2025 |
| 10 | DIAsource ImmunoAssays S.A. 1348 Ottignies-Louvain-la-Neuve | €10.1m | €16.7m | €4.41m | 80.9 | 2025 |
| 11 | Will - Pharma 1301 Wavre | €9.73m | €17.8m | €4.66m | 27.1 | 2025 |
| 12 | Phoenix Biosciences 1400 Nivelles | €8.11m | €1.30m | €3.68m | 8.3 | 2025 |
| 13 | Pharma Chemicals 1440 Braine-le-Château | €3.25m | — | €1.04m | 22.5 | 2025 |
| 14 | Curavac Europe 1330 Rixensart | €2.53m | — | €1.13m | — | 2024 |
| 15 | SECOYA Technologies 1348 Ottignies-Louvain-la-Neuve | €2.31m | — | 213,187 € | 5.5 | 2025 |
| 16 | Medi Immo 1410 Waterloo | €1.90m | — | 623,790 € | — | 2025 |
| 17 | Pharmacie Smits 1300 Wavre | €1.86m | — | 260,351 € | 8.2 | 2025 |
| 18 | Axo Industry International 1300 Wavre | €1.63m | — | 940,443 € | 3.9 | 2025 |
| 19 | Marcelis - Dehaeseleer 1480 Tubize | €1.31m | — | 334,444 € | — | 2025 |
| 20 | Compagnie internationale des Ponts mixtes A.B. 1380 Lasne | €1.27m | — | €1.16m | — | 2025 |
| 21 | Pharmacie de Vesnau 1460 Ittre | €1.25m | — | 414,399 € | 3.0 | 2025 |
| 22 | Groupe Tete Pharmaceutical 1400 Nivelles | €1.15m | — | 517,943 € | — | 2025 |
| 23 | Serdani 1410 Waterloo | €1.14m | — | 640,843 € | — | 2025 |
| 24 | Pharma Chemicals France 1440 Braine-le-Château | €1.08m | — | 509,039 € | — | 2025 |
| 25 | Shant Laboratories Belgium 1480 Tubize | €1.06m | — | −403,697 € | 0.5 | 2025 |
| 26 | OLYS Pharma 1310 La Hulpe | €1.03m | — | 578,974 € | — | 2025 |
| 27 | Adlisa 1331 Rixensart | 929,195 € | — | 88,877 € | — | 2025 |
| 28 | Meridian Bioscience Europe 1420 Braine-l'Alleud | 617,765 € | — | 450,490 € | — | 2025 |
| 29 | SOCIETE D'ETUDES RENSBURG - AKILLIAN, IngEnieurs Conseils A.I.Br. 1410 Waterloo | 608,032 € | — | −536,237 € | — | 2025 |
| 30 | Chareco 1300 Wavre | 575,128 € | 22,188 € | 336,915 € | — | 2025 |
| 31 | Saryam 1460 Ittre | 418,598 € | — | −21,273 € | — | 2025 |
| 32 | Pharmacie des Pagodes 1470 Genappe | 383,064 € | — | 11,549 € | 1.6 | 2025 |
| 33 | 2 A Medical 1300 Wavre | 374,588 € | — | 296,258 € | — | 2025 |
| 34 | Le Nid Bleu 1440 Braine-le-Château | 353,061 € | — | 4,498 € | — | 2025 |
| 35 | Biopharma Phn. Biol. Phuong Nguyen 1400 Nivelles | 323,657 € | — | 159,476 € | — | 2025 |
| 36 | Enerpro 1470 Genappe | 277,427 € | — | 277,427 € | — | 2025 |
| 37 | AE Clinical Biology 1410 Waterloo | 273,294 € | — | 51,518 € | — | 2025 |
| 38 | MAJE 1470 Genappe | 182,851 € | — | 391 € | — | 2025 |
| 39 | Mountvector Bio 1348 Ottignies-Louvain-la-Neuve | 180,416 € | — | 174,355 € | — | 2025 |
| 40 | M.A.M. 1435 Mont-Saint-Guibert | 136,304 € | — | 56,233 € | — | 2025 |
| 41 | Regen Consulting 1325 Chaumont-Gistoux | 104,347 € | — | 90,649 € | — | 2025 |
| 42 | Quantoom Bioservices 1400 Nivelles | 59,035 € | — | 52,468 € | — | 2023 |
| 43 | A.T. Technique 1480 Tubize | 50,127 € | — | 50,127 € | — | 2023 |
| 44 | Projet T.B. 1380 Lasne | 10,824 € | — | 10,824 € | — | 2025 |
| 45 | Nutraphar BE 1380 Lasne | 1,779 € | — | −2,910 € | — | 2025 |
| 46 | Real Matters 1325 Chaumont-Gistoux | 1,016 € | — | 1,016 € | — | 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.
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 activities368
- 02 Forestry and logging50
- 08 Other mining and quarrying11
- 10 Manufacture of food products186
- 11 Manufacture of beverages42
- 13 Manufacture of textiles23
- 14 Manufacture of wearing apparel26
- 16 Manufacture of wood and of products of wood and cork, except furniture; manufacture of articles of straw and plaiting materials57
- 17 Manufacture of paper and paper products13
- 18 Printing and reproduction of recorded media152
- 20 Manufacture of chemicals and chemical products46
- 22 Manufacture of rubber and plastic products29
- 23 Manufacture of other non-metallic mineral products56
- 24 Manufacture of basic metals16
- 25 Manufacture of fabricated metal products, except machinery and equipment165
- 26 Manufacture of computer, electronic and optical products66
- 27 Manufacture of electrical equipment38
- 28 Manufacture of machinery and equipment n.e.c.67
- 29 Manufacture of motor vehicles, trailers and semi-trailers23
- 30 Manufacture of other transport equipment14
- 31 Manufacture of furniture80
- 32 Other manufacturing94
- 33 Repair, maintenance and installation of machinery and equipment87
- 35 Electricity, gas, steam and air conditioning supply42
- 37 Sewerage13
- 38 Waste collection, recovery and disposal activities21
- 41 Construction of residential and non-residential buildings593
- 42 Civil engineering71
- 43 Specialised construction activities1,986
- 46 Wholesale trade1,783
- 47 Retail trade2,143
- 49 Land transport and transport via pipelines250
- 51 Air transport15
- 52 Warehousing, storage and support activities for transportation80
- 53 Postal and courier activities11
- 55 Accommodation102
- 56 Food and beverage service activities1,007
- 58 Publishing activities166
- 59 Motion picture, video and television programme production, sound recording and music publishing activities234
- 60 Programming, broadcasting, news agency and other content distribution activities21
- 61 Telecommunication35
- 62 Computer programming, consultancy and related activities1,984
- 63 Computing infrastructure, data processing, hosting and other information service activities159
- 64 Financial service activities, except insurance and pension funding733
- 65 Insurance, reinsurance and pension funding, except compulsory social security24
- 66 Activities auxiliary to financial services and insurance activities412
- 68 Real estate activities2,735
- 69 Legal and accounting activities1,163
- 70 Activities of head offices and management consultancy4,026
- 71 Architectural and engineering activities; technical testing and analysis906
- 72 Scientific research and development101
- 73 Activities of advertising, market research and public relations1,026
- 74 Other professional, scientific and technical activities340
- 75 Veterinary activities118
- 77 Rental and leasing activities136
- 78 Employment activities99
- 79 Travel agency, tour operator and other reservation service and related activities49
- 80 Investigation and security activities37
- 81 Services to buildings and landscape activities493
- 82 Office administrative, office support and other business support activities641
- 85 Education349
- 86 Human health activities2,543
- 87 Residential care activities75
- 88 Social work activities without accommodation85
- 90 Arts creation and performing arts activities186
- 91 Libraries, archives, museums and other cultural activities13
- 93 Sports activities and amusement and recreation activities295
- 94 Activities of membership organisations44
- 95 Repair and maintenance of computers, personal and household goods, and motor vehicles and motorcycles195
- 96 Personal service activities380
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 is the largest company in Manufacture of basic pharmaceutical products and pharmaceutical preparations in Walloon Brabant?
By total assets, it is GlaxoSmithKline Biologicals (€17.8bn, financial year 2025).
How many companies in Manufacture of basic pharmaceutical products and pharmaceutical preparations in Walloon Brabant are ranked?
46 out of 49 active companies in the sector with their registered office in the area: those whose latest accounts are less than 3 years old.
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.
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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.