| Catalina Worthing Insurance Limited | 020 8187 6990 | Second Floor, Units B-C, Downlands Business Park, Worthing, BN14 9RX, United Kingdom |
| Centrica Risk Limited | 00353 1 266 6000 | THIRD FLOOR, METROPOLITAN BUILDING, JAMES JOYCE STREET, DUBLIN, ZZ9 9ZZ, IRELAND |
| Charrington Insurance Sydicate 962 | | |
| Chaucer Insurance Ireland DAC | 020 7397 9700 | 52 Lime Street, London, EC3M 7AF |
| Chaucer Syndicates Limited | 020 7105 8060 | 52 Lime Street, London, EC3M 7AF, United Kingdom |
| Chester Street Insurance Holdings | 01274 715305 | One City Park, 4 Prince's Way, Bradford, BD1 1LA |
| 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 Company of Europe | 0207 173 7000 | Claims department, 40 Leadenhall Street, London, EC3M 5NB, United Kingdom |
| Chubb European Group SE | 0207 173 7000 | 40 Leadenhall Street, London, EC3A 2BJ, United Kingdom |
