| RiverStone Managing Agency | 01473 554177 | 159 Princes Street, Ipswich, IP1 1QJ |
| Riverstone Managing Agency | 01473 554163 | 20 Gracechurch St, LONDON, EC3V 0BG, United Kingdom |
| Riverstone Managing Agency Limited | 01473 554173 | 159 Princes Street, Ipswich, Suffolk, IP1 1QJ, United Kingdom |
| Riverstone Managing Agency Syndicate 3500 | 01473 554173 | 159 Princes Street, Ipswich, Suffolk, IP1 1QJ, United Kingdom |
| Riverstone Managing Agency Syndicate 3500 | 01473 554173 | 159 Princes Street, Ipswich, Suffolk, IP1 1QJ, United Kingdom |
| Salvation Army General Insurance Corporation Ltd | 0300 030 1865 | Floor 3, 23-24 Lovat Lane , London, EC3R 8EB |
| Samsung Fire & Marine Insurance Co.of Europe Ltd | 0207 367 0018 | 16th Floor, 88 Wood Street, London, EC2V 7QT, United Kingdom |
| SCOR Managing Agency Ltd | 0203 535 8176 | Level 6, 8 Bishopsgate, London, EC2N 4BQ, United Kingdom |
| Shelbourne Syndicate 2008 | 01483 452 622 | Avaya House, Cathedral Hill, Guildford, Surrey, GU2 7YL, United Kingdom |
| SI Insurance (Europe) SA | 0207 337 2929 | 1st Floor, Minster Court, Mincing Lane, London, EC3R 7BB, United Kingdom |