| Catalina Worthing Insurance Limited | 01903836800 | 1 Alie Street, London, E1 8DE, United Kingdom |
| CBrown | | |
| Centrica Risk Limited | | |
| Chaucer Insurance | 01227284063 | Prospect House, Chaucer Business Park, Thanet Way, Whitstable, Kent, CT5 3FD, United Kingdom |
| Chaucer Insurance Ireland DAC | | |
| Chester Street Insurance Holdings | 0870 382 3700 | c/o Capita Insurance Services, No 2 The Embankment, Sovereign Street, Leeds, LS1 4HW, United Kingdom |
| Chevanstall Ltd | 0207 780 5888 | R & Q Insurance Services, 110 Fenchurch Street, London, EC3M 5JT, United Kingdom |
| China Taiping Insurance UK Ltd | 020 7839 1888 | The Communications Building, 48 Leicester Square , London, WC2H 7LT, United Kingdom |
| Chiyoda Fire & Marine Insurance Company of UK Ltd | | |
| Chubb European Group Limited | 0207 956 5000 | Claims Department , 106 Fenchurch Street, London, EC3M 5NB, United Kingdom |
