| ENVIROWASTE TECHNICAL SERVICES LIMITED | Removed | NZ Limited Company | 2061684 | government contract suppliers |
| ENVISORY LIMITED | Registered | NZ Limited Company | 1136270 | government contract suppliers |
| ENVIVO LIMITED | Registered | NZ Limited Company | 3493291 | government contract suppliers |
| ENZEC Limited | Unknown | - | - | government contract suppliers |
| EOS ECOLOGY LIMITED | Registered | NZ Limited Company | 1135440 | government contract suppliers |
| EPB CONSULTING LIMITED | Registered | NZ Limited Company | 7854674 | government contract suppliers |
| EPC International | Unknown | - | - | government contract suppliers |
| EPE NEW ZEALAND LIMITED | Registered | NZ Limited Company | 6894033 | government contract suppliers |
| EPIC SYSTEMS (2021) LIMITED | Registered | NZ Limited Company | 8170928 | government contract suppliers |
| EPIC WESTPORT LIMITED | Registered | NZ Limited Company | 5830033 | kanoa recipients |
| EPICURE HOLDINGS LIMITED | Registered | NZ Limited Company | 4350258 | councillor interest |
| Epilepsy Waikato Charitable Trust | Registered | Charitable Trust | - | mp interest |
| Epilepsy Waikato Charitable Trust (patron) | Unknown | - | - | mp interest |
| EPIQ AUSTRALIA PTY LTD | Registered | Overseas ASIC Company | 5987109 | government contract suppliers |
| Epiuse Limited | Unknown | - | - | government contract suppliers |
| EPIVETS LIMITED | Registered | NZ Limited Company | 8332702 | government contract suppliers |
| EPRO LIMITED | Registered | NZ Limited Company | 906633 | government contract suppliers |
| EQ COMMUNICATIONS LIMITED | Registered | NZ Limited Company | 6864633 | government contract suppliers |
| EQUANS NZ LIMITED | Registered | NZ Limited Company | 4020058 | government contract suppliers |
| EQUERRA LIMITED | Registered | NZ Limited Company | 9345039 | government contract suppliers |
| EQUIFAX NEW ZEALAND HOLDINGS | Registered | NZ Unlimited Company | 5878198 | government contract suppliers |
| EQUINOX IT LIMITED | Registered | NZ Limited Company | 888113 | government contract suppliers |
| EQUIP | Registered | - | - | |
| EQUIP GROUP LIMITED | Registered | NZ Limited Company | 5519366 | government contract suppliers |
| Equip Mental Health Services | Unknown | - | - | government contract suppliers |
| Equip2 limited | Unknown | - | - | government contract suppliers |
| EQUIPMENT HOLDINGS LIMITED | Removed | NZ Limited Company | 4866079 | councillor interest |
| ER NEWMAN FAMILY TRUST LIMITED | Removed | NZ Limited Company | 1523668 | councillor interest |
| ERA TAXIS LIMITED | Registered | NZ Limited Company | 479427 | government contract suppliers |
| Ergo Arch | Unknown | - | - | councillor interest |
| ERGO CONSULTING LIMITED | Registered | NZ Limited Company | 6992115 | government contract suppliers |
| ERGOWORKS LIMITED | Removed | NZ Limited Company | 963744 | government contract suppliers |
| Eric Hamilton | Unknown | - | - | government contract suppliers |
| Erica Guy Trust | Unknown | - | - | mp interest |
| Erica Nicholls | Unknown | - | - | government contract suppliers |
| ERIKSENSGLOBAL LIMITED | Registered | NZ Limited Company | 655415 | government contract suppliers |
| Erin Wansbrough | Unknown | - | - | government contract suppliers |
| ERNSLAW ONE LIMITED | Registered | - | - | |
| ERNST & YOUNG GROUP LIMITED | Registered | NZ Limited Company | 1221939 | government contract suppliers |
| ERNST & YOUNG LIMITED | Registered | NZ Limited Company | 437730 | charity service providers |
| Ernst and Young | Unknown | - | - | charity service providers |
| EROAD LIMITED | Unknown | - | - | government contract suppliers |
| ERRATIC INVESTMENTS LIMITED | Registered | - | - | |
| ESCEA LIMITED | Registered | NZ Limited Company | 1199391 | kanoa recipients |
| Esco Industries Pty Ltd | Unknown | - | - | government contract suppliers |
| ESKO LIMITED | Registered | NZ Limited Company | 1974527 | government contract suppliers |
| ESL BIOSCIENCES (NEW ZEALAND) LIMITED | Registered | NZ Limited Company | 613429 | government contract suppliers |
| ESL BIOSCIENCES AUSTRALIA (2012) PTY LIMITED | Registered | NZ Limited Company | 3650971 | government contract suppliers |
| ESN CONSTRUCTION LIMITED | Registered | NZ Limited Company | 2076826 | government contract suppliers |
| ESP Medical Limited Partnership | Registered | Limited Partnership (NZ) | - | kanoa recipients |