Manufacture of other non-metallic mineral products: largest employers
849 Belgian companies in the sector (NACE 23) report employees in recent accounts; here are the top 20. AGC Glass Europe leads with 1,968.2 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 | AGC Glass Europe 1348 Ottignies-Louvain-la-Neuve | €2.22bn | €487.2m | €397.3m | 1,968.2 | 2025 |
| 2 | Heidelberg Materials Benelux 1420 Braine-l'Alleud | €1.05bn | €602.9m | €688.8m | 1,350.8 | 2025 |
| 3 | Wienerberger 8500 Kortrijk | €325.8m | €352.1m | €175.8m | 1,174.9 | 2025 |
| 4 | Gerresheimer Momignies 6590 Momignies | €120.9m | €100.2m | €31.6m | 698.9 | 2025 |
| 5 | Holcim (Belgique) - Holcim (Belgie) 1401 Nivelles | €442.4m | €305.5m | €122.0m | 635.3 | 2025 |
| 6 | Eternit 1880 Kapelle-op-den-Bos | €346.5m | €163.6m | €171.2m | 524.4 | 2025 |
| 7 | Saint-Gobain Innovative Materials Belgium 1300 Wavre | €180.5m | €142.7m | €97.3m | 508.3 | 2025 |
| 8 | Ets E. Ronveaux 5590 Ciney | €45.8m | €76.5m | €8.41m | 454.3 | 2025 |
| 9 | TRBA 7600 Péruwelz | €129.8m | €181.5m | €32.8m | 450.6 | 2025 |
| 10 | Knauf Insulation 4600 Visé | €244.6m | €186.2m | €177.4m | 445.3 | 2025 |
| 11 | Prefaco 9280 Lebbeke | €91.5m | €82.8m | €32.6m | 398.8 | 2025 |
| 12 | 3B-Fibreglass 4651 Herve | €115.9m | €182.0m | €57.3m | 387.9 | 2025 |
| 13 | Vandersanden Steenfabrieken 3740 Bilzen-Hoeselt | €214.7m | €132.8m | €73.2m | 352.4 | 2025 |
| 14 | Saint-Gobain Construction Products Belgium 9130 Beveren-Kruibeke-Zwijndrecht | €280.4m | €394.2m | €151.6m | 348.2 | 2025 |
| 15 | Pittsburgh Corning Europe 3980 Tessenderlo-Ham | €181.0m | €170.8m | €132.2m | 343.0 | 2025 |
| 16 | NGK Ceramics Europe SA 7331 Saint-Ghislain | €296.2m | €78.8m | €277.4m | 319.2 | 2026 |
| 17 | Schelfhout 3640 Kinrooi | €43.3m | €95.2m | €18.5m | 299.6 | 2025 |
| 18 | AGC Fabrication Belgium 8380 Bruges | €20.5m | €55.6m | −€5.38m | 298.1 | 2025 |
| 19 | Ergon 2500 Lier | €45.6m | €64.2m | €22.6m | 270.0 | 2025 |
| 20 | Saverglass Ghlin SA 7011 Mons | €40.6m | €25.3m | −€2.31m | 257.9 | 2025 |
Headcount reported by the company for all its sites: the jobs may be located elsewhere.
← The whole Manufacture of other non-metallic mineral products sector
Frequently asked questions
Who is the largest employer in Manufacture of other non-metallic mineral products?
AGC Glass Europe, with 1,968.2 full-time equivalents reported (financial year 2025).
How many Manufacture of other non-metallic mineral products companies report employees?
849 out of 1,509, in accounts less than 3 years old.
Analyse companies in Manufacture of other non-metallic mineral products
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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.