| 251 | ASCENSION SECURITIES LIMITED |
| 252 | ASHMORE INVESTMENT MANAGEMENT LTD |
| 253 | ASHURST LLP |
| 254 | ASHURST LLP |
| 255 | ASIA EQUITY (UK) LIMITED |
| 256 | ASIAN BRITISH BANK PLC |
| 257 | ASPECT CAPITAL LIMITED |
| 258 | ASPEN OIL (BROKING) LIMITED |
| 259 | ASSET ALLIANCE INTERNATIONAL (UK) LIMITED |
| 260 | ASSET BACKED CAPITAL LIMITED |
| 261 | ASSET VALUE INVESTORS |
| 262 | ASSOCIATED FOREIGN EXCHANGE LTD. |
| 263 | ASSOCIATED FOREIGN EXCHANGE, LTD. |
| 264 | ASTAIRE SECURITIES (ASTS) |
| 265 | ASTELLON CAPITAL PARTNERS LLP |
| 266 | ASTOR RIDGE LLP |
| 267 | ATC CLEARING SERVICES LTD. |
| 268 | ATHOS FUND MANAGEMENT LIMITED |
| 269 | ATLANTIC CAPITAL MANAGEMENT PARTNERS |
| 270 | ATLANTIC EQUITIES LLP |
| 271 | ATLANTIC PACIFIC CAPITAL LIMITED |
| 272 | ATLANTIC TRADING INDEXES LLP |
| 273 | ATLANTIC TRADING LLP |
| 274 | ATLANTIC WEALTH MANAGEMENT LIMITED |
| 275 | ATLANTIS INVESTMENT MANAGEMENT LTD |