| Northland Aviation Ltd | Unknown | - | - | government contract suppliers |
| Northland Community Foundation - Northland Contact Energy Community Wellbeing Fund | Unknown | - | - | corporate donations |
| Northland Craft Trust | Registered | Charitable Trust | - | councillor interest |
| Northland Development Corporation Limited (NDC) | Unknown | - | - | kanoa recipients |
| Northland District Health Board | Registered | Central Government | - | government contract suppliers |
| NORTHLAND FOREST MANAGERS (1995) LIMITED | Registered | NZ Limited Company | 706921 | government contract suppliers |
| NORTHLAND NZ LIMITED | Registered | NZ Limited Company | 857377 | councillor interest |
| NORTHLAND PARKCARE LIMITED | Registered | NZ Limited Company | 1193659 | government contract suppliers |
| NORTHLAND PLUMBING AND GAS LIMITED | Registered | NZ Limited Company | 6060030 | government contract suppliers |
| Northland Property Investors Association | Registered | Incorporated Society | - | councillor interest |
| NORTHLAND ROOFS LIMITED | Registered | NZ Limited Company | 2185481 | government contract suppliers |
| Northland Rugby Union | Registered | Incorporated Society | - | kanoa recipients |
| NORTHLAND SILVICULTURE LIMITED | Registered | NZ Limited Company | 1291723 | government contract suppliers |
| NORTHLAND TRANSPORT LIMITED | Registered | NZ Limited Company | 92289 | government contract suppliers |
| Northland Urban Rural Mission | Registered | Charitable Trust | - | councillor interest |
| NORTHLAND VETERINARY GROUP LIMITED | Registered | NZ Limited Company | 1606976 | government contract suppliers |
| NORTHLAND WASTE LIMITED | Registered | NZ Limited Company | 2180650 | government contract suppliers |
| NORTHPORT LIMITED | Registered | NZ Limited Company | 1053421 | kanoa recipients |
| NORTHPOWER LIMITED | Registered | NZ Limited Company | 524776 | kanoa recipientsgovernment contract suppliers |
| NORTHSCAPE DIGGERS LIMITED | Registered | NZ Limited Company | 6993274 | government contract suppliers |
| NORTHSPUR FILMS LIMITED | Registered | NZ Limited Company | 7348040 | councillor interest |
| NORWEST DEMOLITION MATERIALS NELSON LIMITED | Registered | NZ Limited Company | 8297894 | government contract suppliers |
| Not appllicable | Unknown | - | - | government contract suppliers |
| NOT EVEN LIMITED | Registered | NZ Limited Company | 5846411 | government contract suppliers |
| Not specified | Unknown | - | - | corporate donations |
| Not specified (cheese donations via Dairyworks Limited) | Unknown | - | - | corporate donations |
| NOTIDLE LIMITED | Registered | NZ Limited Company | 8657810 | councillor interest |
| NOTTINGHAM TRUSTEE LIMITED | Registered | NZ Limited Company | 8148000 | councillor interest |
| NOUMED PHARMACEUTICALS LIMITED | Registered | NZ Limited Company | 8127079 | government contract suppliers |
| Nourish Ingredients Pty Ltd | Unknown | - | - | government contract suppliers |
| NOURISH ŌRAKA LIMITED | Registered | NZ Limited Company | 8136538 | government contract suppliers |
| NOURISH TALENT LIMITED | Removed | NZ Limited Company | 8287401 | councillor interest |
| NOUS PRODUCTION LIMITED | Registered | NZ Limited Company | 5105561 | government contract suppliers |
| NOVA CONSULTING LIMITED | Registered | NZ Limited Company | 7851956 | government contract suppliers |
| NOVA ENERGY LIMITED | Registered | NZ Limited Company | 4101279 | government contract suppliers |
| NOVA SHADES LIMITED | Registered | NZ Limited Company | 1939175 | government contract suppliers |
| NOVA SYSTEMS NZ LIMITED | Registered | NZ Limited Company | 5218361 | government contract suppliers |
| NOVA TRUST BOARD | Registered | Charitable Trust | - | government contract suppliers |
| Novabridge NZ Lmited | Unknown | - | - | government contract suppliers |
| NOVALAB SYSTEMS LIMITED | Registered | NZ Limited Company | 8569467 | government contract suppliers |
| NOVARTIS NEW ZEALAND LIMITED | Registered | NZ Limited Company | 52118 | government contract suppliers |
| NOVASCAPES NZ LIMITED | Registered | NZ Limited Company | 1107867 | government contract suppliers |
| NovaWorks Group Pty Ltd | Unknown | - | - | government contract suppliers |
| NOVENA PROPERTY NZ LIMITED | Registered | NZ Limited Company | 4400758 | councillor interest |
| Novis Contracting Limited | Unknown | - | - | councillor interest |
| NOVO GROUP LIMITED | Registered | NZ Limited Company | 3736055 | government contract suppliers |
| NOVO NORDISK PHARMACEUTICALS LIMITED | Registered | NZ Limited Company | 481264 | councillor interest |
| NOVOLABS LIMITED | Registered | NZ Limited Company | 6236273 | kanoa recipients |
| Novotel Ngāmotu | Unknown | - | - | iwi subsidiaries |
| Novotel Tainui Hamilton | Registered | NZ Limited Company | - | iwi subsidiaries |