| Lombard Elizabethan Insurance PLC (London Branch) | 0207 265 5000 | 1 Alie Street, london, E1 8DE |
| Lombard Insurance Company (UK) PLC (London Branch) | 0207 265 5000 | 1 Alie Street, London, E1 8DE |
| LV (Liverpool Victoria) | 0845 640 5170 | 69 Park Lane , Croydon, Surrey , CR9 1BG, United Kingdom |
| Marco International Insurance Company Limited | 020 7220 6906 | 6 Bevis Marks, Floors 7-8, London, EC3A 3BD |
| Markel International Insurance Company Limited | 020 7953 6000 | 20 Fenchurch Street, London, EC3M 3BY |
| Markel Syndicate Management Limited | 00 4420 7953 6000 | 20 Fenchurch Street, London, EC3M 3BY |
| Markerstudy Insurance Company Ltd | 01227 284700 | Markerstudy Insurance Services Ltd, Prospect House, Thanet Way, Whitstable, West Midlands, CT5 3FD, United Kingdom |
| Max at Lloyd's Limited | | |
| Medical & Commercial International Limited | 07874 866284 | Syndicate 1902 Medical & Commercial International Limited, Jane O'Flaherty, Head of Claims, 1st Floor, 145 Leadenhall Street, London, EC3V 4QT, United Kingdom |
| Mercantile Indemnity Company Ltd | 02070688354 | Pro Insurance Solutions Ltd, Southgate House, Southgate Street, Worthing Road, Gloucester, GL1 1UB |
