| Aurecon Tauranga | Unknown | - | - | government contract suppliers |
| AURINO LIMITED | Registered | NZ Limited Company | 8736666 | councillor interest |
| AURIPO HOLDINGS LIMITED | Registered | NZ Limited Company | 1159311 | councillor interest |
| Aurora BioScience Pty Ltd | Unknown | - | - | government contract suppliers |
| AURORA ENERGY LIMITED | Registered | NZ Limited Company | 471661 | councillor interest |
| AURORA FAMILY TRUSTEE LIMITED | Registered | NZ Limited Company | 9172640 | councillor interest |
| AURORA FINANCIALS LIMITED | Registered | NZ Limited Company | 2406222 | charity service providers |
| Auscap Asset Management | Unknown | - | - | fund managers |
| AUSTCO COMMUNICATIONS (N.Z) LIMITED | Registered | NZ Limited Company | 1427667 | government contract suppliers |
| Australia Engineering Solutions Pty Ltd | Unknown | - | - | government contract suppliers |
| AUSTRALIAN HEALTH 888 (NEW ZEALAND) LIMITED | Registered | NZ Limited Company | 8329620 | government contract suppliers |
| Australian Rally Championship (ARC) | Unknown | - | - | corporate donations |
| Australian Spatial Analytics (ASA) | Unknown | - | - | corporate donations |
| AustralianSuper | Unknown | - | - | fund managers |
| Australis Specialist Pain Clinic | Registered | NZ Limited Company | - | government contract suppliers |
| Ausvet Pty Ltd | Unknown | - | - | government contract suppliers |
| AUTEX INDUSTRIES LIMITED | Registered | NZ Limited Company | 79343 | government contract suppliers |
| Authur D Riley Co Ltd | Unknown | - | - | government contract suppliers |
| AUTISM PARTNERSHIP (NEW ZEALAND) LIMITED | Removed | NZ Limited Company | 1878794 | government contract suppliers |
| AUTO DISTRIBUTORS NEW ZEALAND LIMITED | Registered | NZ Limited Company | 6254828 | government contract suppliers |
| AUTOGROOM CAR VALET SERVICES LIMITED | Registered | NZ Limited Company | 2107956 | councillor interest |
| AUTOMATIC FIRE ALARM MONITORING LIMITED | Registered | NZ Limited Company | 1745332 | government contract suppliers |
| AUTOMATION GROUP LIMITED | Registered | NZ Limited Company | 6213096 | government contract suppliers |
| AUTOMATION WORKS NZ LIMITED | Registered | NZ Limited Company | 5604769 | government contract suppliers |
| AUTOMOTIVE SOLUTIONS LIMITED | Registered | NZ Limited Company | 1046776 | councillor interest |
| AutoRabit | Unknown | - | - | government contract suppliers |
| Autostop Arctic Ltd. | Unknown | - | - | councillor interest |
| Autostop Baltic Ltd. | Unknown | - | - | councillor interest |
| Autostop Caspian Ltd. | Unknown | - | - | councillor interest |
| Autostop Group Ltd. | Unknown | - | - | councillor interest |
| Autostop Holdings Ltd. | Unknown | - | - | councillor interest |
| Autostop Motors Ltd. | Unknown | - | - | councillor interest |
| Autostop Pacific Ltd. | Unknown | - | - | councillor interest |
| Autostop Tasman Ltd. | Unknown | - | - | councillor interest |
| Auvenir Technologies ULC | Unknown | - | - | government contract suppliers |
| AVAIL PACIFIC LIMITED | Registered | NZ Limited Company | 5600872 | government contract suppliers |
| AVALON INDUSTRIAL SERVICES LIMITED | Registered | NZ Limited Company | 862983 | government contract suppliers |
| AVANIU PASIFIKA LIMITED | Registered | NZ Limited Company | 6104328 | government contract suppliers |
| AVANT BUILD COST SOLUTIONS LIMITED | Registered | NZ Limited Company | 8186243 | government contract suppliers |
| AVANZAR CONSULTING LIMITED | Registered | NZ Limited Company | 1763420 | government contract suppliers |
| AVENUES LIMITED | Registered | NZ Limited Company | 449367 | government contract suppliers |
| Averil Lau Foundation | Registered | Charitable Trust | - | councillor interest |
| averybrothers | Unknown | - | - | government contract suppliers |
| AVIATION CHERRIES LIMITED | Removed | NZ Limited Company | 8278944 | councillor interest |
| AVIATION TOURISM INVESTMENTS AND CONSULTING LIMITED | Registered | NZ Limited Company | 3395411 | government contract suppliers |
| AVID PLUS LIMITED | Registered | NZ Limited Company | 5760888 | government contract suppliers |
| AVIMAX LIMITED | Registered | NZ Limited Company | 7550256 | government contract suppliers |
| AVIS RENT A CAR LIMITED | Registered | NZ Limited Company | 166704 | government contract suppliers |
| AVIVA LIMITED | Removed | NZ Limited Company | 1191181 | government contract suppliers |
| AVON ENGINEERING and MECHANIICAL LIMITED | Unknown | - | - | government contract suppliers |
