| Makarora Community Association | Unknown | - | - | councillor interest |
| MAKAURI AQUIFER RECHARGE LIMITED | Registered | NZ Limited Company | 6469032 | kanoa recipients |
| MAKE TRACKS LIMITED | Registered | NZ Limited Company | 8234691 | government contract suppliers |
| Make-A-Wish New Zealand | Unknown | - | - | corporate donations |
| MAKER STUDIO LIMITED | Registered | NZ Limited Company | 6253172 | councillor interest |
| MAKER.TECH LIMITED | Registered | NZ Limited Company | 7770757 | government contract suppliers |
| Maketu Community-led Civil Defence team | Unknown | - | - | councillor interest |
| MAKETU ECOLOGICAL SERVICES LIMITED | Removed | NZ Limited Company | 3880803 | government contract suppliers |
| Maketu Foods Limited | Unknown | - | - | iwi subsidiaries |
| Maketū Ongatoro Wetland Society | Registered | Incorporated Society | - | councillor interest |
| MAKETU PIES IP LIMITED | Registered | NZ Limited Company | 9318933 | iwi subsidiaries |
| Maketu Surf Life Saving Club | Removed | Incorporated Society | - | councillor interest |
| Maketu Surf Life Saving Club, Eastern Districts Club | Unknown | - | - | councillor interest |
| MAKIKIHI DAIRY LIMITED | Registered | NZ Limited Company | 4519318 | councillor interest |
| Makirikiri 1, 2A, 2B, 3,4,5,6,7,8B,8,10B Horowhenua X1B 41 Nth B4B2 Trust | Unknown | - | - | councillor interest |
| Makirikiri Aggregation Trust | Unknown | - | - | councillor interest |
| Malamalama Moni Aoga Amata EFKS PN | Unknown | - | - | government contract suppliers |
| MALATEST INTERNATIONAL CONSULTING AND ADVISORY SERVICES LIMITED | Registered | NZ Limited Company | 2182857 | government contract suppliers |
| MALAYSIA AIRLINES BERHAD | Registered | Overseas Non-ASIC Company | 5748133 | government contract suppliers |
| MALCOLM TAYLOR AND ASSOCIATES LIMITED | Registered | NZ Limited Company | 873567 | |
| Malcom Bell | Unknown | - | - | government contract suppliers |
| Male Services of Sexual Abuse Christchurch | Unknown | - | - | councillor interest |
| Male Support Services, Waikato | Registered | Charitable Trust | - | government contract suppliers |
| MALEGA TRUST LIMITED | Registered | NZ Limited Company | 4652400 | councillor interest |
| Mallaghan Engineering Ltd | Unknown | - | - | government contract suppliers |
| Maltbys Ltd | Unknown | - | - | government contract suppliers |
| Malvern Health and Community Welfare Trust | Registered | Charitable Trust | - | government contract suppliers |
| MAMMALIAN CORRECTIONS UNIT LIMITED | Registered | NZ Limited Company | 3007300 | government contract suppliers |
| Man Investments iShares Bitcoin Trust Exchange Traded Fund | Unknown | - | - | mp interest |
| MANA COACH SERVICES LIMITED | Registered | NZ Limited Company | 6003 | government contract suppliers |
| Mana Mokopuna | Unknown | - | - | councillor interest |
| Mana o te Tangata Trust | Unknown | - | - | government contract suppliers |
| MANA TAHUNA CHARITABLE TRUST | Registered | Charitable Trust | - | government contract suppliers |
| Mana Whenua Hapū of Ahuriri | Unknown | - | - | corporate donations |
| MANA WILD GAME SOLUTIONS LIMITED | Registered | NZ Limited Company | 6282661 | government contract suppliers |
| Manaaki Ora Trust | Registered | Charitable Trust | - | kanoa recipientsgovernment contract suppliers |
| Manaaki Ora Trust - Tipu Ora | Unknown | - | - | government contract suppliers |
| Manaaki Whenua - Landcare Research | Unknown | - | - | government contract suppliers |
| Manaakitanga Homes Trust | Unknown | - | - | mp interest |
| Manaakitia Homes Charitable Trust | Registered | Charitable Trust | - | mp interest |
| MANAGEMENT SERVICES NZ LIMITED | Registered | NZ Limited Company | 3643671 | government contract suppliers |
| MANAGEMENT TRUST LIMITED | Removed | NZ Limited Company | 1907059 | mp interest |
| MANAIA FARMS LIMITED | Registered | - | - | |
| Manaiakalani Education Trust | Registered | Charitable Trust | - | government contract suppliers |
| Manakua District Community Association | Unknown | - | - | councillor interest |
| MANANA TANEATUA LIMITED | Registered | - | 8910429 | iwi subsidiaries |
| Manawa Ako internship programme | Unknown | - | - | corporate donations |
| MANAWA ENERGY LIMITED | Registered | NZ Limited Company | 565426 | councillor interest |
| MANAWA ORA LIMITED | Removed | NZ Limited Company | 6208706 | councillor interest |
| Manawa Ora Rangatahi | Unknown | - | - | kanoa recipients |