| GT NEW ZEALAND CHAMPIONSHIP LIMITED | Registered | NZ Limited Company | 9403402 | corporate donations |
| GTL LIMITED | Registered | NZ Limited Company | 811185 | government contract suppliers |
| Guardians of Lake Wānaka | Unknown | - | - | councillor interest |
| Guardians of New Zealand Superannuation | Unknown | - | - | nzbn trace |
| Guardians of the Kāpiti Marine Reserve | Unknown | - | - | councillor interest |
| GUBBS MOTORS LIMITED | Registered | NZ Limited Company | 43336 | government contract suppliers |
| GUIDED WELLNESS LIMITED | Registered | NZ Limited Company | 1544923 | government contract suppliers |
| Guild & Spence Heat Pumps | Unknown | - | - | government contract suppliers |
| Gumboot Friday | Unknown | - | - | corporate donations |
| GUMBOOTS AND GRASSHOPPERS LIMITED | Registered | NZ Limited Company | 6796217 | government contract suppliers |
| GUNSMOKE 2015 LIMITED | Registered | NZ Limited Company | 5786587 | councillor interest |
| GUNTHER ELECTRICAL LIMITED | Registered | NZ Limited Company | 1672051 | government contract suppliers |
| GUOCOLEISURE LIMITED | Removed | - | - | |
| Gusto Design and Print Limited and Write Limited | Unknown | - | - | government contract suppliers |
| Gut Cancer Foundation - Give It Up campaign | Unknown | - | - | corporate donations |
| Gut Cancer Foundation - Turners matching donation | Unknown | - | - | corporate donations |
| GUT CANCER FOUNDATION LIMITED | Registered | NZ Limited Company | 2195380 | corporate donations |
| GUY ADVISORY LIMITED | Registered | - | - | |
| Guy Family Trust | Registered | Trust | - | councillor interest |
| GUYCO CONSTRUCTION (2019) LIMITED | Registered | NZ Limited Company | 7766937 | government contract suppliers |
| GUYCO CONSTRUCTION LIMITED | Removed | NZ Limited Company | 69159 | government contract suppliers |
| GYMLEADER NEW ZEALAND LIMITED | Registered | NZ Limited Company | 5365641 | government contract suppliers |
| Gymnasium Panel at Paraparaumu College | Unknown | - | - | councillor interest |
| Gymnastics New Zealand Inc | Registered | Incorporated Society | - | councillor interest |
| GYPSY KIN LIMITED | Registered | NZ Limited Company | 7964038 | councillor interest |
| H & D CATERING LIMITED | Registered | NZ Limited Company | 6215991 | government contract suppliers |
| H & H CONTRACTORS LIMITED | Registered | NZ Limited Company | 59364 | government contract suppliers |
| H & T GEDDES FARMING LIMITED | Registered | - | - | |
| H BLACKBEE CONTRACTORS LIMITED | Registered | NZ Limited Company | 6203970 | government contract suppliers |
| H G MORSINK LIMITED | Registered | NZ Limited Company | 156418 | government contract suppliers |
| H J ASMUSS & CO LIMITED | Registered | NZ Limited Company | 42324 | government contract suppliers |
| H R S CONSTRUCTION LIMITED | Registered | NZ Limited Company | 1613936 | government contract suppliers |
| H.M.C. PROPERTIES LIMITED | Registered | NZ Limited Company | 613196 | councillor interest |
| H.T.S. GROUP LIMITED | Registered | NZ Limited Company | 1043123 | government contract suppliers |
| H&H PUTARURU LIMITED | Registered | NZ Limited Company | 6243363 | councillor interest |
| H&T LIMITED | Removed | NZ Limited Company | 1834818 | government contract suppliers |
| H2O New Zealand Ltd. | Unknown | - | - | councillor interest |
| H2O Systems Ltd | Unknown | - | - | government contract suppliers |
| H2R LIMITED | Registered | NZ Limited Company | 1520683 | government contract suppliers |
| Haast Trappers | Registered | Partnership | - | government contract suppliers |
| HABILIS NEW ZEALAND LIMITED | Registered | NZ Limited Company | 7405039 | government contract suppliers |
| HABIT GROUP LIMITED | Removed | NZ Limited Company | 7150834 | government contract suppliers |
| HABIT HEALTH LIMITED | Registered | NZ Limited Company | 4137958 | government contract suppliers |
| HABIT LIMITED | Removed | NZ Limited Company | 7893979 | government contract suppliers |
| HABITAT BIODIVERSITY & PEST MANAGEMENT LIMITED | Registered | NZ Limited Company | 2301018 | government contract suppliers |
| HABITAT FOR HUMANITY CENTRAL REGION LIMITED | Registered | NZ Limited Company | 659509 | government contract suppliers |
| HABITAT FOR HUMANITY NORTHERN REGION LIMITED | Registered | NZ Limited Company | 656428 | corporate donations |
| HABITAT NZ LIMITED | Registered | NZ Limited Company | 8345647 | government contract suppliers |
| HABITUS CONSTRUCTION LIMITED | Removed | NZ Limited Company | 8037596 | councillor interest |
| HABITUS GROUP LIMITED | Registered | NZ Limited Company | 7079313 | councillor interest |