| First New York Securitys L.L.C | 020 7847 0100 | | Royex House, Aldermanbury Square, London, EC2V 7HR |  Map & Directions |
| Pillay and Associates Ltd | 020 7213 9565 | | 2nd Floor 4 College Hill, London, EC4R 2RB | | Map & Directions |
| Wolverine Trading UK Ltd | 020 7621 3550 | | 78 Cannon Street, London, EC4N 6HH | | Map & Directions |
| Southwark Investments | 020 7929 7878 | | 19 St. Mary At Hill, London, EC3R 8EE | | Map & Directions |
| Halewood International Futuresltd | 020 7680 7500 | | 2 American Square, London, EC3N 2LU | | Map & Directions |
| Riskmetrics Group | 020 7842 0260 | | St. Bartholomew House, 92 Fleet Street, London, EC4Y 1DG | | Map & Directions |
| Voltrex Options Ltd | 020 7959 6948 | | 5 St. Helens Place, London, EC3A 6AU | | Map & Directions |
| Market Axess Europe Ltd | 020 7709 3100 | | 71 Fenchurch Street, London, EC3M 4BS | | Map & Directions |
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