| Marshall & Clarke - Real Estate Agency |
| Maurice Green Carpets - Retail sale of textiles |
| Marks & Spencer PLC - Other retail sale in nonspecialised stores |
| M A Hooper - Retail sale of textiles |
| M Griffiths - Legal activities |
| M K Sayer - Manufacture of builders' carpentry and joinery |
| M & D Repairs - Maintenance and repair of motor vehicles |
| M & D Tyres - Sale of motor vehicle parts and accessories |
| M & M Cars - Taxi operation |
| Machine Mart Deal - Tool Store |
| Maidstone House Community Care - Other human health activities |
| Maison Dieu - Veterinary activities |
| Majestic Fruit & Flowers - Wholesale of fruit and vegetables |
| Malaad Tandoori - Restaurant |
| Malcolm Waite Ltd - Sale of motor vehicles |
| Marine House - Social work activities with accommodation |
| Mark 1 Music - Other retail sale in specialised stores |
| Marriott & Co - Other supporting water transport activities |
| Marsh Associates - Erection of roof covering and frames |
| Martha House - Social work activities with accommodation |
| Martins - Retail sale of books, newspapers and stationary |
| Maurice Gill Blacksmith - Welder |
| McConnell Fine Books - Retail sale of other second-hand goods in stores |
| Meadowside Hostel - Social work activities without accommodation |
| Media Evaluation Research - Other business activities not elsewhere classified |
| Merrygardens - Other retail sale in specialised stores |
| Metamedia - Advertising |
| Metcalfe-Hofmann - Operation of arts facilities |
| Mick Newton - Plastering |
| Mini Stores - Other wholesale |
| MM Associates - Publishing of books |
| Moneywise Services - Data Recovery Service |
| Mongeham - Casting of iron |
| Mongeham Primary School - General secondary education |
| Morales - Repair not elsewhere classified |
| Moss Chemists - Dispensing chemists |
| Movie Zone - Motion picture and video distribution |
| Mummery & Fudger - Other retail sale in non-specialised stores |
| Murray's - Hairdressing and other beauty treatment |
| MDC Diamond Removals - Moving Company |
| Magical Cleaning Services of Deal - Cleaning Service |