| Aberdeen Asset Management | Fideuram Asset Management | Molinero Capital Management LLP |
| AllianceBernstein | Financial Services Authority | Morgan Stanley |
| Amplitude | Financial Times | Nomura Asset Management UK Ltd |
| Artemis Investment Management | First State Investments | Norges Bank Investment Management |
| Astin Capital Management Ltd | Folketrygdfondet | Northern Trust |
| ATP | Franklin Templeton Investments | NYSE Euronext |
| Aviva Investors | Gartmore | Oslo Bors |
| AXA Investment Managers | GETCO Europe Limited | OTKRITIE Securities LTD |
| Baader Bank AG | GIC | Otus Capital Management |
| Baillie Gifford & Co | GLG Partners | Penson Financial Services Ltd |
| Banco Espírito Santo de Investimento S.A. Sucursal en España | Goldman Sachs | PGGM |
| Band Of Ireland Asset Management | Goldman Sachs Asset Management | Pictet |
| Banque Degroof | Gulf International Bank | Pictet Asset Management |
| Barclays Capital Services Ltd | Halbis Capital Management (HSBC) | Pinebridge Investments |
| Barclays Wealth Management | Handelsbanken | Pioneer Investments |
| Barings Asset Management | Hermes | Pipeline Financial Group Limited |
| BATS Europe | Ignis Asset Management | Principal Global Investors |
| Bellevue Asset Management | Ikos | Quod Financial |
| BlackRock | IMC | Quoniam Asset Management |
| Bloomberg | Invesco | RBS Management Services (UK) Ltd GBM Expenses & Payables Unit |
| Bloxham Stockbrokers | Invesco Perpetual | RGM Advisors UK Limited |
| Blue Crest Capital Management | Investec | River and Mercantile Asset Management Ltd |
| BNP Paribas | Investec Asset Management | Robeco Asset Management |
| BP Investment Management | Irish Stock Exchange | Royal London Asset Management |
| Brewin Dolphin Ltd | ITG | Russell Investments |
| Bryok Systems | Jane Street | SAC Global Investors LLP |
| Budapest Stock Exchange | JP Morgan Asset Management | Saxobank |
| Carnegie Investment A/S | Jupiter Asset Management | Shell Asset Management |
| Cedar Rock Capital | Kairos Partners | SIX Swiss Exchange AG |
| CEPS | Kas Bank Investments | Sloane Robinson LLP |
| Chi-X Europe LTD | Kempen | Societe Europeenne De Banque Sa |
| Citadel Investment Group | Knight | Societe Generale |
| Corvil Limited | Knight Capital Group | Sotrada Asset Management AG |
| Credit Suisse | Legg Mason | SunGard |
| Deutsche Bank | Liquidnet Europe | Swedbank Robur |
| European Commission | Lyxor Asset Management | T Rowe Price |
| F & C Asset Management | Market Structure Partners | TABB Group |
| Federation of European Securities Exchanges (FESE) AISBL | Marshall Wace | The Trade |
| FESE | Martin Currie | Threadneedle Investment |
| Fidelity Investments | Millenium Capital Partners | Tibra Capital |
| Fidessa | Mint Equities | Turquoise Services Ltd |
| UBS | Warsaw Stock Exchange | |