| N. H. Hansen & Søn A/S | 2900 | Hellerup |
| Neo Coating A/S | 2500 | Valby |
| Neotherm A/S | 3600 | Frederikssund |
| NIC Denmark A/S | 7870 | Roslev |
| Niels Bie's Maskinstation ApS | 8700 | Horsens |
| Niels Kalhave A/S | 8800 | Viborg |
| NKT (Denmark) A/S | 4550 | Asnæs |
| Nohrcon ApS | 2200 | København N |
| Nord-Lock ApS | 3450 | Allerød |
| Nordania Leasing | 3460 | Birkerød |
| Nordfab Europe A/S | 9550 | Mariager |
| Nordic Filtration | 5492 | Vissenbjerg |
| Nordic Fos | 2791 | Dragør |
| Nordic Retail ApS | 2750 | Ballerup |
| Nordiske Medier A/S | 9000 | Aalborg |
| Nordland Automatic A/S | 9400 | Nørresundby |
| Nordstern | 8700 | Horsens |
| Norisol A/S | 2600 | Glostrup |
| Norlys Erhverv | 9000 | Aalborg |
| NORTO ApS | 7800 | Vinderup |
| NOS A/S | 8700 | Horsens |
| Novatech A/S | 9000 | Aalborg |
| Nowocoat Industrial A/S | 6000 | Kolding |
| NTI A/S | 3500 | Værløse |
| Nviro A/S | 7480 | Vildbjerg |
| Nygaard A/S | 3670 | Veksø |
| Nytech A/S | 9310 | Vodskov |
| NCC Danmark A/S | 2860 | Søborg |