| KDL CONTRACTOR LIMITED | Registered | NZ Limited Company | 2001935 | kanoa recipients |
| KEA OUTDOORS LIMITED | Registered | - | - | |
| KEA TRAILERS NEW ZEALAND LIMITED | Registered | NZ Limited Company | 938254 | government contract suppliers |
| KEAM STANDEN LIMITED | Registered | - | - | |
| KEDA HOMES LIMITED | Removed | NZ Limited Company | 8262600 | councillor interest |
| KEENE KRIB 2000 LIMITED | Registered | NZ Limited Company | 1046996 | government contract suppliers |
| Keep Alexandra Clyde Beautiful | Unknown | - | - | councillor interest |
| Keep Christchurch Beautiful | Registered | Incorporated Society | - | councillor interest |
| Keep Motueka Beautiful | Registered | Incorporated Society | - | councillor interest |
| Keep New Zealand Beautiful Board | Unknown | - | - | councillor interest |
| KEEP NEW ZEALAND BEAUTIFUL LIMITED | Registered | NZ Limited Company | 9284452 | corporate donations |
| Keep Rangiora Beautiful | Unknown | - | - | councillor interest |
| Keep Te Puke Beautiful | Unknown | - | - | councillor interest |
| Keep Waihi Beautiful | Unknown | - | - | councillor interest |
| KEIR PROJECTS LIMITED | Registered | NZ Limited Company | 6289879 | government contract suppliers |
| KEITH ANDREWS TRUCKS LIMITED | Registered | NZ Limited Company | 531437 | government contract suppliers |
| KEITH BULLOCK CONTRACTING LIMITED | Registered | NZ Limited Company | 205987 | government contract suppliers |
| KEITH HAY HOMES LIMITED | Registered | NZ Limited Company | 53319 | government contract suppliers |
| KEITH HOLMES CONSULTANTS LIMITED | Removed | NZ Limited Company | 428986 | |
| KEITH MITCHELL BUILDER LIMITED | Registered | NZ Limited Company | 1161635 | government contract suppliers |
| Keith Moore Painting | Unknown | - | - | government contract suppliers |
| Keith Pyne | Unknown | - | - | government contract suppliers |
| Keith Walker Construction | Unknown | - | - | government contract suppliers |
| KELLY ANDREWS VETERINARY SERVICES LIMITED | Registered | NZ Limited Company | 6166467 | government contract suppliers |
| KELLY KONSTRUCT (2017) LIMITED | Registered | NZ Limited Company | 6571942 | government contract suppliers |
| Kelly Oaks Trust | Unknown | - | - | councillor interest |
| KELLY PAINTING & DECORATING LIMITED | Registered | NZ Limited Company | 2044494 | government contract suppliers |
| KELSEY CONSTRUCTION LIMITED | Registered | NZ Limited Company | 6638613 | government contract suppliers |
| Kelston Boys High School Board of Trust | Unknown | - | - | mp interest |
| Kelston Boys High School Board of Trustees | Unknown | - | - | mp interest |
| KELVIN LALICH BUILDERS LIMITED | Registered | NZ Limited Company | 1172170 | government contract suppliers |
| Kelvin Peninsula Community Association | Registered | Incorporated Society | - | councillor interest |
| Ken Fletcher | Unknown | - | - | government contract suppliers |
| Ken Frew Holdings Limited t/a Bethlehem Coachlines | Unknown | - | - | government contract suppliers |
| KEN ROBINSON ARCHITECTS LIMITED | Registered | NZ Limited Company | 2297709 | government contract suppliers |
| Ken Tod | Unknown | - | - | government contract suppliers |
| KEN TURNER MOTORS LIMITED | Registered | NZ Limited Company | 116896 | |
| KENAI LIMITED | Registered | NZ Limited Company | 8158545 | government contract suppliers |
| KENCO LIMITED | Removed | NZ Limited Company | 1814752 | government contract suppliers |
| KENDERDINE ELECTRICAL LIMITED | Registered | NZ Limited Company | 133629 | government contract suppliers |
| KENEPURU DEVELOPMENTS LIMITED | Registered | NZ Limited Company | 5985267 | iwi subsidiaries |
| KENEPURU HOMES LIMITED | Registered | NZ Limited Company | 6198841 | government contract suppliers |
| Kenepuru Limited Partnership | Unknown | - | - | iwi subsidiaries |
| KENJO CONSULTING LIMITED | Registered | NZ Limited Company | 9250685 | government contract suppliers |
| KENNEDY LEE LIMITED | Registered | NZ Limited Company | 8134484 | |
| KENNETHMONT FARMS, LTD | Registered | Overseas Non-ASIC Company | 5907935 | government contract suppliers |
| KENSINGTON HOSPITAL LIMITED | Registered | NZ Limited Company | 380246 | government contract suppliers |
| KENSINGTON SWAN HOLDINGS LIMITED | Registered | NZ Limited Company | 2157824 | government contract suppliers |
| KENSWAY CONSULTANTS LIMITED | Registered | NZ Limited Company | 874928 | government contract suppliers |
| KEOLA LIMITED | Registered | NZ Limited Company | 1931082 | government contract suppliers |