Manufacture of industrial gases: largest employers
27 Belgian companies in the sector (NACE 2011) report employees in recent accounts; here are the top 20. INOVYN Manufacturing Belgium leads with 657.0 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 | INOVYN Manufacturing Belgium 5190 Jemeppe-sur-Sambre | €460.1m | €396.8m | €97.2m | 657.0 | 2025 |
| 2 | DOW Silicones Belgium 7180 Seneffe | €345.8m | €131.8m | €129.3m | 440.2 | 2025 |
| 3 | TotalEnergies Petrochemicals Feluy 7181 Seneffe | €160.5m | €74.0m | €98.2m | 385.7 | 2025 |
| 4 | L'Air liquide Belge 1932 Zaventem | €86.7m | €126.7m | €43.8m | 304.7 | 2025 |
| 5 | Nippon Sanso Belgium 2250 Olen | €238.1m | €174.1m | €183.4m | 279.3 | 2026 |
| 6 | Air Liquide Industries Belgium 1932 Zaventem | €475.8m | €573.8m | €265.2m | 269.4 | 2025 |
| 7 | Air Products 1831 Machelen (Brab.) | €704.4m | €220.8m | €631.3m | 258.3 | 2025 |
| 8 | Nouryon Chemicals 7011 Mons | €93.2m | €65.7m | €66.9m | 191.3 | 2025 |
| 9 | Messer Belgium 2070 Beveren-Kruibeke-Zwijndrecht | €68.6m | €55.3m | €54.8m | 93.1 | 2025 |
| 10 | Air Liquide Large Industry 1932 Zaventem | €164.3m | €283.6m | €125.7m | 54.9 | 2025 |
| 11 | Sensient Flavors Belgium 3001 Leuven | €23.0m | €23.6m | €20.5m | 48.9 | 2025 |
| 12 | Volcke Aerosol Belgium 8520 Kuurne | €11.8m | €22.7m | €6.66m | 46.5 | 2026 |
| 13 | Vital Materials Belgium 1495 Villers-la-Ville | €16.6m | €27.1m | €3.04m | 46.4 | 2024 |
| 14 | Vaneflon 9220 Hamme (Vl.) | €8.28m | €11.9m | €2.23m | 41.9 | 2025 |
| 15 | Balchem 1850 Grimbergen | €34.6m | €32.4m | €10.6m | 36.7 | 2025 |
| 16 | Sol B 7860 Lessines | €13.4m | €12.9m | €8.47m | 24.3 | 2025 |
| 17 | Gestimat Belgium 1090 Jette | €4.12m | €4.98m | 395,941 € | 17.9 | 2025 |
| 18 | Plasturgie Lazzerini 7110 La Louvière | €1.39m | €2.52m | 132,353 € | 17.3 | 2025 |
| 19 | Serpo 9100 Sint-Niklaas | €8.85m | €6.38m | €7.00m | 15.4 | 2025 |
| 20 | Euro - Mousse 9400 Ninove | €1.82m | — | 883,629 € | 12.3 | 2025 |
Headcount reported by the company for all its sites: the jobs may be located elsewhere.
“—”: not published. Small companies (micro and abridged accounts) do not have to publish their revenue.
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Frequently asked questions
Who is the largest employer in Manufacture of industrial gases?
INOVYN Manufacturing Belgium, with 657.0 full-time equivalents reported (financial year 2025).
How many Manufacture of industrial gases companies report employees?
27 out of 37, in accounts less than 3 years old.
Analyse companies in Manufacture of industrial gases
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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 13 Nov 2026.