- 3d Investment Regulation
- A J Bell Securities Limited
- Abbey Sharedealing
- Aberdeen Asset Management Ltd
- Alliance Trust Savings Ltd
- Altus Investments
- Ascentric
- Aviva Wrap
- AXA Portfolio Services
- Baillie Gifford Ltd
- Bank of Cyprus UK
- Barclays Private Clients (Wealth Solutions)
- Barclays Wealth
- Barratt & Cooke
- Beacon Strategic Communications Ltd
- BlackRock
- Blankstone Sington Ltd
- Bluefin
- BNP Paribas Securities Services
- BNY Mellon
- Bravura Solutions
- Brewin Dolphin
- Brooks Macdonald Asset Management
- Brown Shipley & Co Ltd
- Charles Stanley & Co Ltd
- Cheviot Asset Management Ltd
- Cimetric
- Close Asset Management
- Clydesdale Bank Plc
- Co-operative Investments
- Cofunds Ltd
- Coutts & Co/NatWest Bank plc
- Credit Suisse (UK)
- CWC Research
- Deloittes
- Deutsche Bank Private Wealth
- Dunstan Thomas Holdings Ltd
- E C Squared
- EFG Harris Allday
- Equiniti
- F & C Management
- Family Investments
- Fidelity International
- Fleming McGillivray & Co
- Friends Life
- Fundscape
- GBST
- GLG Partners Investment Funds
- Governor Finance
- Halifax Investment Services Ltd
- Halifax Share Dealing Ltd
- Hargreave Hale
- HB Markets plc
- Henderson New Star
- Hoares Bank Nominees Limited
- HSBC Investments (UK) Ltd
- HSBC Trust Company (UK) Ltd
- Ignis Asset Management
- Interactive Investor
- International Financial Data Services Ltd
- Intrinsic Financial Services
- INVESCO Perpetual
- Investec Management Ltd
- Investec Wealth & Investment Limited
- JM Finn & Co
- Jonathan Haile
- JP Morgan Asset Management
- JP Morgan Europe
- JP Morgan International Bank
- Jupiter Unit Trust Managers Ltd
- Kames Capital
- Killik & Co
- Kinetic Partners LLP
- Legal & General Plc
- Lloyds TSB Wealth Management
- Logica UK Ltd
- LV Asset Management
- Lynne Hill Consulting Ltd
- M & G Ltd
- Marks & Spencer Financial Services
- McInroy Wood
- Merrill Lynch International Bank Ltd
- N W Brown Investment Management Ltd
- Nationwide
- Navigant
- Northern Bank ISA Managers
- Northern Trust
- Openwork
- Orbis
- Parmenion
- Pershing
- Praemium
- PricewaterhouseCoopers
- Prudential Group
- Quilter
- Rathbone Bros Plc
- Raymond James Investment Services Ltd
- Redmayne Bentley
- Reyker Securities plc
- Royal Bank of Scotland
- Royal London
- Santander ISA Managers
- Santander UK plc
- Saxo Bank London
- Schroder Unit Trusts Ltd
- SEI Investments (Europe) Ltd
- Selftrade
- Simplybiz plc
- SIT Savings Limited
- Skandia
- Smith & Williamson
- Societe Generale Securities Services
- Speirs & Jeffrey Ltd
- Spence Johnson Ltd
- Stan Kirk
- Standard Life
- State Street
- Steve Dyson Associates
- Succession Advisory Services
- T D Direct Investing
- Target Servicing Ltd
- Taylor Young Investment Management
- Technical Fund Marketing Ltd
- The Children's Mutual
- The Share Centre
- Threadneedle Investments
- Towry
- Triodos Bank NV
- Vestra Wealth
- Walker Crips Stockbrokers Ltd
- Wesleyan Assurance Society
- Williams De Broe Plc
- XCap Securities Ltd
- Zurich Financial Services
