| FIRE HQ LIMITED | Registered | NZ Limited Company | 6089062 | government contract suppliers |
| FIRE PROTECTION COMPLIANCE LIMITED | Registered | NZ Limited Company | 939179 | government contract suppliers |
| FIRE PROTECTION ENGINEERS LIMITED | Removed | NZ Limited Company | 625389 | government contract suppliers |
| FIRE RESCUE SAFETY NEW ZEALAND LIMITED | Registered | NZ Limited Company | 7863414 | government contract suppliers |
| FIRE REVIEW SOLUTIONS LIMITED | Registered | NZ Limited Company | 4646839 | government contract suppliers |
| Fire Security Services | Unknown | - | - | government contract suppliers |
| FIRE SECURITY SERVICES 2016 LIMITED | Registered | NZ Limited Company | 6185213 | government contract suppliers |
| FIRE STOP SERVICES LIMITED | Removed | NZ Limited Company | 1135133 | councillor interest |
| Fire System Maintenance limited | Unknown | - | - | government contract suppliers |
| FIREARMS SAFETY SPECIALISTS NEW ZEALAND LIMITED | Registered | - | - | |
| FIREBRAND LIMITED | Removed | NZ Limited Company | 1517333 | government contract suppliers |
| FIREFLY BY RACHEL HARRISON LIMITED | Removed | NZ Limited Company | 6135318 | |
| First Choice Employment Services Limited (FCESL) | Unknown | - | - | kanoa recipients |
| FIRST CONTACT LIMITED | Removed | NZ Limited Company | 872332 | government contract suppliers |
| FIRST CREDIT UNION INCORPORATED | Registered | - | - | |
| FIRST FOUNDATIONS LIMITED | Registered | NZ Limited Company | 9380947 | corporate donations |
| FIRST GAS LIMITED | Registered | NZ Limited Company | 34310 | kanoa recipients |
| FIRST KINGS LIMITED | Registered | NZ Limited Company | 6260613 | government contract suppliers |
| First Mortgage Trust | Registered | NZ Limited Company | - | mp interest |
| First Nations Guarantee | Unknown | - | - | corporate donations |
| FIRST PRINCIPLES CONSTRUCTORS LIMITED | Registered | NZ Limited Company | 6984556 | government contract suppliers |
| First Rescue | Unknown | - | - | government contract suppliers |
| FIRST SECURITY GUARD SERVICES LIMITED | Registered | NZ Limited Company | 945773 | government contract suppliers |
| FIRSTCAPE GROUP LIMITED | Registered | NZ Limited Company | 9026513 | fund managers |
| FIS Capital Markets | Unknown | - | - | government contract suppliers |
| FIS LIMITED | Registered | NZ Limited Company | 6107729 | government contract suppliers |
| Fish Ageing Services | Unknown | - | - | government contract suppliers |
| FISHER & PAYKEL APPLIANCES LIMITED | Registered | NZ Limited Company | 43285 | government contract suppliers |
| FISHER & PAYKEL HEALTHCARE CORPORATION LIMITED | Registered | NZ Limited Company | 51516 | mp interest |
| FISHER & PAYKEL HEALTHCARE LIMITED | Registered | - | - | |
| Fisher and Paykle Healthcare | Unknown | - | - | councillor interest |
| FISHER FUNDS MANAGEMENT LIMITED | Registered | NZ Limited Company | 903800 | fund managers |
| FISHER LEADERSHIP LIMITED | Removed | NZ Limited Company | 6706816 | government contract suppliers |
| FISHPOND HOLDINGS LIMITED | Registered | NZ Limited Company | 2509893 | councillor interest |
| FIT FOR WORK (2016) LIMITED | Registered | NZ Limited Company | 5629946 | government contract suppliers |
| FIT FOR WORK LIMITED | Removed | NZ Limited Company | 1874294 | government contract suppliers |
| FITOUT SOLUTIONS LIMITED | Registered | NZ Limited Company | 7323616 | government contract suppliers |
| FITZGERALD CONSTRUCTION LIMITED | Registered | NZ Limited Company | 887350 | government contract suppliers |
| FITZGERALD STEEL BUILDINGS LIMITED | Registered | NZ Limited Company | 7890061 | government contract suppliers |
| FIVE LIMITED | Removed | NZ Limited Company | 2186604 | government contract suppliers |
| Fivetran Inc | Unknown | - | - | government contract suppliers |
| FJC Consulting | Registered | Sole Trader | - | government contract suppliers |
| Fjord Consultants - Gillian Miller | Unknown | - | - | government contract suppliers |
| FLAGMAKERS LIMITED | Registered | NZ Limited Company | 806093 | government contract suppliers |
| FLAGSHIP20 LIMITED | Registered | NZ Limited Company | 5851612 | government contract suppliers |
| FLAGSTAFF INVESTMENT SERVICES LIMITED | Registered | NZ Limited Company | 9255544 | councillor interest |
| FLAMINGO TECHNOLOGIES LIMITED | Registered | NZ Limited Company | 7026913 | government contract suppliers |
| Flanders Marlow | Unknown | - | - | government contract suppliers |
| FLASHPOINT ACCOUNTING LIMITED | Registered | NZ Limited Company | 1519039 | councillor interest |
| FLAX DEVELOPMENTS LIMITED | Removed | NZ Limited Company | 8224076 | councillor interest |