| MOLEMAP LIMITED | Registered | NZ Limited Company | 875124 | government contract suppliers |
| MOLIOR LIMITED | Registered | NZ Limited Company | 5341561 | government contract suppliers |
| MOLLER ARCHITECTS LIMITED | Registered | NZ Limited Company | 1210002 | government contract suppliers |
| Molnlycke | Unknown | - | - | government contract suppliers |
| MOLNLYCKE HEALTH CARE PTY LTD | Registered | Overseas ASIC Company | 2112577 | government contract suppliers |
| MOMENTUM CONSULTING GROUP LIMITED | Registered | NZ Limited Company | 806044 | government contract suppliers |
| MOMENTUM LIMITED | Removed | NZ Limited Company | 545150 | government contract suppliers |
| MOMENTUM PILATES LIMITED | Registered | NZ Limited Company | 2229909 | government contract suppliers |
| Momentum Waikato Community Foundation | Registered | Charitable Trust | - | kanoa recipients |
| Monarch Wildlife Cruises and Tours | Unknown | - | - | kanoa recipients |
| MONASTRA Q.S. CONSULTANTS LIMITED | Registered | NZ Limited Company | 1163649 | government contract suppliers |
| MONAX CONSTRUCTION LIMITED | Registered | NZ Limited Company | 6797213 | government contract suppliers |
| MoneyBusiness | Unknown | - | - | corporate donations |
| MONEYMIND (NEW ZEALAND) LIMITED | Removed | NZ Limited Company | 919098 | corporate donations |
| Moneywise Manawatu | Registered | Charitable Trust | - | councillor interest |
| MONIKA ENTERPRISES LIMITED | Removed | NZ Limited Company | 7863922 | government contract suppliers |
| MONITOR BUSINESS MACHINES LIMITED | Registered | NZ Limited Company | 600621 | government contract suppliers |
| MONK MAINTENANCE & FENCING LIMITED | Registered | NZ Limited Company | 9336300 | government contract suppliers |
| MONKEYTRONICS LIMITED | Registered | NZ Limited Company | 5387802 | government contract suppliers |
| MONSTER ERNIE FARM MANAGEMENT LIMITED | Registered | - | - | |
| MONTAGE INTERIORS LIMITED | Removed | NZ Limited Company | 907084 | government contract suppliers |
| MONTANA CATERING AUCKLAND LIMITED | Removed | NZ Limited Company | 1333783 | government contract suppliers |
| MONTANA GROUP LIMITED | Registered | NZ Limited Company | 4833279 | government contract suppliers |
| Monte Cecilia Housing Trust | Registered | Charitable Trust | - | government contract suppliers |
| Montford Trust | Unknown | - | - | mp interest |
| MONTGOMERY GOODWIN MOVIES LIMITED | Registered | NZ Limited Company | 632976 | councillor interest |
| MONZ LIMITED | Registered | NZ Limited Company | 1106964 | government contract suppliers |
| MOOMFASA INVESTMENTS LIMITED | Registered | NZ Limited Company | 5638929 | councillor interest |
| MOON CIVIL & DRAINAGE LIMITED | Registered | NZ Limited Company | 3763904 | government contract suppliers |
| MOONEY LAWYERS LIMITED | Registered | - | - | |
| MOONSHELL LIMITED | Registered | NZ Limited Company | 2458491 | government contract suppliers |
| Moore Markhams Auckland Audit | Unknown | - | - | charity service providers |
| MOORE MARKHAMS OTAGO LIMITED | Registered | NZ Limited Company | 1108836 | councillor interest |
| MOORE MARKHAMS WELLINGTON AUDIT LIMITED | Registered | NZ Limited Company | 6336872 | government contract suppliers |
| MOORE MARKHAMS WELLINGTON LIMITED | Registered | NZ Limited Company | 1741609 | charity service providers |
| MOOREBROOK LIMITED | Registered | NZ Limited Company | 6875333 | government contract suppliers |
| MOORES BAY LIMITED | Removed | NZ Limited Company | 1935871 | councillor interest |
| MOOVE MARKETING LIMITED | Removed | NZ Limited Company | 4825099 | councillor interest |
| MORDEN LIMITED | Registered | NZ Limited Company | 8190562 | government contract suppliers |
| MORECROFT CONTRACTORS LIMITED | Registered | NZ Limited Company | 1030388 | government contract suppliers |
| Morecroft Group | Unknown | - | - | government contract suppliers |
| Morere Cleaning Services | Unknown | - | - | government contract suppliers |
| MORGAN & DOYLE CONSTRUCTION 2012 LIMITED | Registered | NZ Limited Company | 3943721 | government contract suppliers |
| MORGAN STANLEY CORPORATION (NZ) LIMITED | Removed | NZ Limited Company | 297549 | fund managers |
| MORGANS ROAD NURSERY LIMITED | Registered | NZ Limited Company | 643298 | government contract suppliers |
| MORICE WEBB LIMITED | Registered | NZ Limited Company | 2111359 | government contract suppliers |
| MORLAND CONTRACTING SOUTH LIMITED | Registered | NZ Limited Company | 4429339 | government contract suppliers |
| MORPHUM ENVIRONMENTAL LIMITED | Registered | NZ Limited Company | 1067587 | government contract suppliers |
| Morrinsville and District Senior Citizens | Registered | Incorporated Society | - | councillor interest |
| Morrinsville Community House Incorporated | Registered | Incorporated Society | - | government contract suppliers |
