Manufacture of basic pharmaceutical products and pharmaceutical preparations: largest employers
162 Belgian companies in the sector (NACE 21) report employees in recent accounts; here are the top 20. GlaxoSmithKline Biologicals leads with 8,371.0 FTE (financial year 2025).
Top 20
Ranked by average headcount (FTE) reported 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 | Janssen Pharmaceutica 2340 Beerse | €21.6bn | €21.8bn | €11.7bn | 5,324.5 | 2025 |
| 3 | Pfizer Manufacturing Belgium 2870 Puurs-Sint-Amands | €2.46bn | €1.02bn | €1.89bn | 4,020.8 | 2025 |
| 4 | UCB Pharma 1070 Anderlecht | €20.7bn | €4.62bn | €16.2bn | 1,960.6 | 2025 |
| 5 | UCB Biopharma 1070 Anderlecht | €7.15bn | €2.04bn | €1.18bn | 1,395.2 | 2025 |
| 6 | Baxalta Belgium Manufacturing 7860 Lessines | €713.1m | €374.2m | €560.0m | 1,196.8 | 2026 |
| 7 | Organon Heist 2220 Heist-op-den-Berg | €349.6m | €287.4m | €235.2m | 1,004.9 | 2025 |
| 8 | Genzyme Flanders 2440 Geel | €1.00bn | €457.2m | €862.1m | 990.1 | 2025 |
| 9 | Novartis Manufacturing 2870 Puurs-Sint-Amands | €285.2m | €256.5m | €148.4m | 980.0 | 2025 |
| 10 | Baxter 7860 Lessines | €160.0m | €106.6m | €83.8m | 901.3 | 2025 |
| 11 | Ajinomoto Omnichem 9230 Wetteren | €476.3m | €468.2m | €323.9m | 863.4 | 2026 |
| 12 | Novo Nordisk Production Belgium SA 1120 Brussels | €153.5m | €246.3m | €74.2m | 587.2 | 2025 |
| 13 | PHOENIX Pharma Belgium 1200 Woluwe-Saint-Lambert | €235.4m | €1.33bn | €46.5m | 496.7 | 2026 |
| 14 | PolyPeptide 1420 Braine-l'Alleud | €331.7m | €156.1m | €103.8m | 485.0 | 2025 |
| 15 | Alcon Laboratories Belgium 2870 Puurs-Sint-Amands | €107.2m | €169.7m | €26.6m | 401.8 | 2025 |
| 16 | Kaneka Eurogentec 4102 Seraing | €115.4m | €49.4m | −4,334 € | 379.2 | 2026 |
| 17 | Cenexi - Laboratoires Thissen 1420 Braine-l'Alleud | €49.8m | €65.1m | €17.1m | 351.4 | 2025 |
| 18 | Prothya Biosolutions Belgium 1120 Brussels | €134.4m | €109.1m | −€2.24m | 349.0 | 2026 |
| 19 | Molnlycke Health Care 4300 Waremme | €42.1m | €123.2m | €14.5m | 299.5 | 2025 |
| 20 | Pfizer 1050 Ixelles | €377.4m | €358.3m | €129.1m | 297.0 | 2025 |
Headcount reported by the company for all its sites: the jobs may be located elsewhere.
← The whole Manufacture of basic pharmaceutical products and pharmaceutical preparations sector
Frequently asked questions
Who is the largest employer in Manufacture of basic pharmaceutical products and pharmaceutical preparations?
GlaxoSmithKline Biologicals, with 8,371.0 full-time equivalents reported (financial year 2025).
How many Manufacture of basic pharmaceutical products and pharmaceutical preparations companies report employees?
162 out of 579, in accounts less than 3 years old.
Analyse companies in Manufacture of basic pharmaceutical products and pharmaceutical preparations
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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.