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| Natuurpunt Beheer vzw (5) | Natuurwetenschappen.be (6) |
| NEOS (5) | Nespresso (14) |
| Netwerk nv (23) | New Holland (5) |
| Newell Rubbermaid (6) | Nexios IT (6) |
| Next Ventures Ltd (13) | Nigel Frank International (33) |
| Nigel Frank International Ltd (23) | Nike (19) |
| Niko (6) | Niko Group (7) |
| NMBS-Groep (6) | NMBS - SNCB (6) |
| NNE Pharmaplan (6) | NORKRING BELGIE (6) |
| Nouvall Engineering Services BV (9) | NTMO (23) |
| Nuon (7) | NXP Semiconductors (9) |