| Gardiner & Parata Trading Trust | Unknown | - | - | mp interest |
| GARDNER ENTERPRISES LIMITED | Removed | NZ Limited Company | 80037 | government contract suppliers |
| Garston Hops Limited Partnership | Registered | Limited Partnership (NZ) | - | kanoa recipients |
| GARTLEY INVESTMENTS LIMITED | Registered | NZ Limited Company | 8389569 | councillor interest |
| Gartley Lane Water Supply Company Ltd | Unknown | - | - | councillor interest |
| GARTNER AUSTRALASIA PTY LIMITED | Registered | Overseas ASIC Company | 878673 | government contract suppliers |
| GARY BECKETT LIMITED | Registered | NZ Limited Company | 2141080 | government contract suppliers |
| GARY JACOBS LIMITED | Registered | NZ Limited Company | 1071043 | government contract suppliers |
| Gary Olney Associates | Unknown | - | - | government contract suppliers |
| GARY THOMPSON PLUMBING SERVICES LIMITED | Removed | NZ Limited Company | 205661 | |
| GAS EQUIPMENT SERVICES (2000) LIMITED | Registered | NZ Limited Company | 1012431 | government contract suppliers |
| GAS MONITORING SYSTEMS LIMITED | Registered | NZ Limited Company | 6004528 | government contract suppliers |
| GASCO & PIPELINE LIMITED | Registered | NZ Limited Company | 848856 | government contract suppliers |
| GASTOWN RESTAURANTS GROUP LIMITED | Registered | - | - | |
| GASTRONOMICS LIMITED | Registered | NZ Limited Company | 6713633 | councillor interest |
| GATE 20 TWO LIMITED | Registered | NZ Limited Company | 345035 | councillor interest |
| Gateway Housing Trust | Registered | Charitable Trust | - | government contract suppliers |
| GAURAVITAS LIMITED | Registered | - | - | |
| GAVENWOOD FORESTRY LIMITED | Registered | - | - | |
| Gavenwood Trust | Unknown | - | - | councillor interest |
| Gavin & Sharon Todd Family Trust | Unknown | - | - | councillor interest |
| GAVIN COOK LOSS ADJUSTERS LIMITED | Removed | NZ Limited Company | 396643 | |
| GAVIN LOWE AIR CONDITIONING LIMITED | Registered | NZ Limited Company | 678795 | government contract suppliers |
| GAZE COMMERCIAL LIMITED | Removed | NZ Limited Company | 117031 | government contract suppliers |
| GBD SYSTEMS LIMITED t/a Buzz Electrics | Unknown | - | - | government contract suppliers |
| GBHC CURTAINS LIMITED | Registered | NZ Limited Company | 8193802 | government contract suppliers |
| GC TRADERS LIMITED | Registered | NZ Limited Company | 5882231 | councillor interest |
| GCP MANAGEMENT LIMITED | Registered | NZ Limited Company | 2174492 | government contract suppliers |
| GDC CONSULTANTS LIMITED | Removed | NZ Limited Company | 1107836 | government contract suppliers |
| GDS Instruments | Unknown | - | - | government contract suppliers |
| GE CAPITAL NEW ZEALAND FUNDING | Removed | NZ Unlimited Company | 2010617 | government contract suppliers |
| GE CONSULTING SERVICES LIMITED | Registered | NZ Limited Company | 7324737 | government contract suppliers |
| GE HEALTHCARE LIMITED | Registered | NZ Limited Company | 815483 | government contract suppliers |
| GE POWER NEW ZEALAND LIMITED | Registered | NZ Limited Company | 960311 | government contract suppliers |
| GEA NEW ZEALAND LIMITED | Registered | NZ Limited Company | 100112 | government contract suppliers |
| GEAR PRODUCTIONS LIMITED | Registered | NZ Limited Company | 1475418 | government contract suppliers |
| GEDDES BUILDERS LIMITED & JENNIAN HOMES RESIDENTIAL (NZ) LIMITED | Unknown | - | - | government contract suppliers |
| GEEK INSIDE LIMITED | Registered | NZ Limited Company | 8336087 | councillor interest |
| GEL Enterprises Ltd T/A Asbestos Solutions | Unknown | - | - | government contract suppliers |
| GEM TRAINING SERVICES LIMITED | Registered | NZ Limited Company | 9065361 | government contract suppliers |
| Gemco Construction and Trades | Unknown | - | - | government contract suppliers |
| GEMINI PEPPER CONSTRUCTION 2016 LIMITED | Registered | NZ Limited Company | 5915648 | government contract suppliers |
| GEMTECH LIMITED | Removed | NZ Limited Company | 485858 | government contract suppliers |
| GEMTECH SOLUTIONS LIMITED | Registered | NZ Limited Company | 1015809 | government contract suppliers |
| GEN2 LIMITED | Registered | NZ Limited Company | 8086219 | government contract suppliers |
| Gencom Technology Limited | Unknown | - | - | government contract suppliers |
| GENERA LIMITED | Registered | NZ Limited Company | 195418 | government contract suppliers |
| GENERAL DYNAMICS CORP LIMITED | Registered | NZ Limited Company | 6271397 | councillor interest |
| GENERAL HVAC SOLUTIONS NEW ZEALAND LIMITED | Registered | NZ Limited Company | 922594 | government contract suppliers |
| GENERAL PARTNER LIMITED | Registered | - | - | |