| DEAN, MURRAY & PARTNERS LIMITED | Registered | NZ Limited Company | 3941438 | government contract suppliers |
| DEANE AND QUANE LIMITED | Registered | NZ Limited Company | 7836756 | government contract suppliers |
| Deane Apparel Ltd | Removed | NZ Limited Company | - | government contract suppliers |
| Deborah Anne Swiggs Family Trust | Unknown | - | - | councillor interest |
| Deborah Anne Swiggs Trust | Unknown | - | - | councillor interest |
| DEBORAH BAY RESIDENTS ASSOCIATION INCORPORATED | Registered | - | - | |
| Deborah Clapshaw | Registered | Sole Trader | - | government contract suppliers |
| Deborah Fox | Unknown | - | - | government contract suppliers |
| DECARBONISED ENERGY SOLUTIONS LIMITED | Registered | NZ Limited Company | 8151559 | government contract suppliers |
| DECIPHER GROUP LIMITED | Registered | NZ Limited Company | 2099226 | government contract suppliers |
| Decker Landscapes Ltd | Unknown | - | - | government contract suppliers |
| DECODE SCIENCE PTY LIMITED | Registered | NZ Limited Company | 8032031 | government contract suppliers |
| DEEP DIVE DIVISION LIMITED | Registered | NZ Limited Company | 6819038 | kanoa recipients |
| Deepcove Outdoor Education Trust | Unknown | - | - | kanoa recipients |
| DEFEND FIRE PROTECTION LIMITED | Registered | NZ Limited Company | 3734695 | government contract suppliers |
| DEFEND LIMITED | Registered | NZ Limited Company | 4067798 | government contract suppliers |
| DEFINITION SURVEYING LIMITED | Registered | NZ Limited Company | 8187582 | government contract suppliers |
| DEFINITIVE AUTO SYSTEMS LIMITED | Registered | NZ Limited Company | 1480106 | government contract suppliers |
| DEFRIES INDUSTRIES NEW ZEALAND LIMITED | Removed | NZ Limited Company | 4633959 | government contract suppliers |
| Degree Ltd | Unknown | - | - | government contract suppliers |
| DEKA IMMOBILIEN INVESTMENT GMBH | Registered | Overseas Non-ASIC Company | 5459983 | government contract suppliers |
| DELEGAT GROUP LIMITED | Registered | NZ Limited Company | 523716 | mp interest |
| DELIQUO COMMUNICATION LIMITED | Registered | NZ Limited Company | 1478025 | government contract suppliers |
| DELL NEW ZEALAND LIMITED | Registered | NZ Limited Company | 425354 | government contract suppliers |
| Dell Technologies | Unknown | - | - | government contract suppliers |
| Deloitte Limited (awards sponsorship arrangement via Hobson Leavy) | Unknown | - | - | corporate donations |
| Deloitte Limited and AECOM New Zealand | Unknown | - | - | government contract suppliers |
| DELOITTE NEW ZEALAND LIMITED | Registered | NZ Limited Company | 1811596 | charity service providers |
| DELOITTE TOUCHE TOHMATSU SERVICES LIMITED | Removed | NZ Limited Company | 114871 | charity service providers |
| DELPHIC LIMITED | Registered | NZ Limited Company | 1619967 | government contract suppliers |
| DeLT Partners | Registered | Partnership | - | government contract suppliers |
| DELTA INSIGHTS LIMITED | Registered | NZ Limited Company | 8074576 | government contract suppliers |
| DELTA TECHNOLOGY SOLUTIONS LIMITED | Registered | NZ Limited Company | 1264891 | government contract suppliers |
| DELTA UTILITY SERVICES LIMITED | Registered | NZ Limited Company | 453486 | government contract suppliers |
| DEMASOL LIMITED | Registered | NZ Limited Company | 6817298 | government contract suppliers |
| DEMENTIA NEW ZEALAND LIMITED | Registered | NZ Limited Company | 6101047 | corporate donations |
| DEMOLITION 1 LIMITED | In Liquidation | NZ Limited Company | 1825138 | government contract suppliers |
| DEMOWORX LIMITED | Registered | NZ Limited Company | 8124154 | government contract suppliers |
| DEMPSEY BUSES LIMITED | Registered | NZ Limited Company | 379163 | government contract suppliers |
| DEMPSEY WOOD CIVIL LIMITED | Registered | NZ Limited Company | 687445 | government contract suppliers |
| DEMPSTER & HILL ELECTRICAL LIMITED | Registered | NZ Limited Company | 668020 | government contract suppliers |
| Dendrite Clinical Systems Ltd | Unknown | - | - | government contract suppliers |
| Deneefe+Corada Ltd | Unknown | - | - | government contract suppliers |
| DENHAM CONSTRUCTION LIMITED | Registered | NZ Limited Company | 1838353 | government contract suppliers |
| DENNISON FAMILY TRUSTEES LIMITED | Registered | NZ Limited Company | 8997294 | councillor interest |
| DENNISON REID INVESTMENTS LIMITED | Registered | NZ Limited Company | 2106546 | councillor interest |
| Dennison Rogers-Dennison Partnership | Unknown | - | - | councillor interest |
| DENTAL & MEDICAL EQUIPMENT LIMITED | Registered | NZ Limited Company | 849590 | government contract suppliers |
| Dentons Kensington Swan | Registered | Partnership | - | government contract suppliers |
| DENTSPLY SIRONA (NZ) LIMITED | Registered | NZ Limited Company | 678639 | government contract suppliers |