- ABC International Bank Plc
- AHLI United Bank (UK) Plc
- Allied Irish Bank (GB) - First Trust Bank
- Bank Leumi (U.K.) Plc
- Bank of America
- Bank of Ceylon
- Bank of England
- Bank of New York Mellon
- Barclays Bank Plc
- Black Rock Investment Management (UK) Limited
- Blom Bank France
- C. Hoare & Co
- Calastone Ltd
- Cashflow
- Chang HWA Commercial Bank Ltd
- Citibank N.A.
- CLS Services Ltd
- Clydesdale
- Co-operative Bank Plc
- Credit Agricole Corporate & Investment Bank
- Credit Suisse Securities (Europe) Ltd
- Crown Agents Bank
- Cynergy Bank Ltd
- Deutsche Bank UK Limited
- Europe Arab Bank plc
- European Bank for Reconstruction & Development
- Ghana International Bank
- HSBC Bank Plc
- iFast Corporation Ltd
- Investec Bank plc
- Jordan International Bank Plc
- JP Morgan Chase
- LCH Limited
- Legal & General Investment Management Limited
- Lloyds Banking Group (TSB Bank Plc)
- Metro Bank
- Mizrahi Tefahot Bank Limited
- Mizuho Bank Limited
- MUFG Bank Ltd
- MUFG Securities EMEA Plc
- National Bank of Egypt Limited
- National Bank of Kuwait (International) Plc
- NatWest
- Nedbank Limited
- Nomura International PLC
- Norinchukin Bank
- Northern Bank
- Northern Trust Management Services Limited
- Santander UK Plc
- Societe Generale International Limited
- Standard Chartered Bank
- State Bank of India
- State Street Bank & Trust Company
- Sumitomo Mitsui Banking Corporation Europe Limited
- Sumitomo Mitsui Trust Bank Limited
- Toronto-Dominion Bank
- Turkish Bank (UK) Ltd
- Turkiye Is Bankasi A.S.
- Unicredit Bank AG London Branch
- Vocalink – (Mastercard)
- Wells Fargo Bank NA
- Yorkshire Building Society