| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AI PROFESSIONAL SERVICES LIMITED | 07552857 | 01/03/2021 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AQUIS STOCK EXCHANGE LIMITED | 04309969 | 08/02/2010 | 10/11/2011 | Silver |
| ARITAS FINANCIAL LTD | 06697676 | 01/02/2009 | 06/09/2012 | Dissolved |
| BARCLAYS INVESTMENT SOLUTIONS LIMITED | 02752982 | 01/07/1998 | 10/03/2000 | One Red Flag |
| BRIGHTVIEW INTERNET SERVICES LIMITED | 04334320 | 26/03/2002 | 23/04/2002 | Dissolved |
| Brightview Ltd | 04197790 | 17/09/2001 | 23/04/2002 | Dissolved |
| CANFORD SCHOOL,LIMITED | 00190956 | 06/06/2008 | 22/03/2016 | Silver |
| COLLINS STEWART HAWKPOINT LIMITED | 05807587 | 01/09/2010 | 22/03/2012 | Dissolved |
| COMPUTERLAND UK LIMITED | 02275625 | 03/09/2007 | 17/03/2008 | Bronze |
| CONTEMI SOLUTIONS (LONDON) LIMITED | 03744660 | 20/09/1999 | 08/10/1999 | One Red Flag |
| CQS MANAGEMENT LIMITED | 03691917 | 02/04/2002 | 01/01/2005 | Silver |
| Capel Cure Sharp Fund Managers Ltd | 03835040 | 13/12/1999 | 10/03/2000 | Dissolved |
| DIGITALBOX PLC | 04606754 | 08/02/2010 | 10/11/2011 | Silver |
| FIDELITY PEP NOMINEES LIMITED | 02881957 | 03/11/1997 | 15/01/1998 | Dissolved |
| FIL SECURITIES (UK) LIMITED | 02066330 | 03/11/1997 | 15/01/1998 | Dissolved |
| FTSE INTERNATIONAL LIMITED | 03108236 | 25/09/1995 | 22/01/1997 | Gold |
| Fidelity Brokerage Services | 02691553 | 09/06/1997 | 15/01/1998 | Dissolved |
| G M COMPUTERS LIMITED | 01809755 | 01/07/1998 | 10/03/2000 | Dissolved |
| GERRARD FINANCIAL PLANNING LIMITED | 00973635 | 01/07/1998 | 10/03/2000 | Dissolved |
| GREIG MIDDLETON HOLDINGS LIMITED | 02026432 | 01/07/1998 | 10/03/2000 | Dissolved |
| GREIG, MIDDLETON NOMINEES LIMITED | 01141431 | 01/07/1998 | 10/03/2000 | Dissolved |
| Gerrard Group Financial Services Ltd | 03835032 | 13/12/1999 | 10/03/2000 | Dissolved |
| Global Brokerage Services Ltd | 01322693 | 01/08/1997 | 15/01/1998 | Dissolved |
| Greig Middleton & Co. Ltd | 03835036 | 13/12/1999 | 10/03/2000 | Dissolved |
| HUNTER-FLEMING LIMITED | 03720556 | 01/09/2000 | 13/05/2008 | Amber |
| KNIGHTSERVE LIMITED | 03964918 | 24/10/2000 | 05/09/2006 | Dissolved |
| LONDON CAPITAL GROUP HOLDINGS PLC | 05497744 | 30/05/2012 | 31/12/2014 | Dissolved |
| LONDON STOCK EXCHANGE PLC | 02075721 | 17/12/1992 | 31/03/1997 | Gold |
| LOTCE LIMITED | 07312971 | 15/12/2010 | 10/11/2011 | Dissolved |
| Omfs (Gi) Ltd | 02190345 | 01/07/1998 | 10/03/2000 | Dissolved |
| Omfs (Gvg) Ltd | 02136365 | 18/08/1998 | 10/03/2000 | Dissolved |
| Omfs (Mfm) Ltd | 02866769 | 28/07/1999 | 10/03/2000 | Dissolved |
| QUILTER PERIMETER (GGP) LIMITED | 02019022 | 30/06/1998 | 10/03/2000 | Silver |
| R.C. GREIG NOMINEES LIMITED | SC035033 | 20/09/1999 | 09/03/2000 | Not Trading |
| SOCLEAR NOMINEES LIMITED | 02440937 | 01/08/1997 | 15/01/1998 | Not Trading |
| SPORTECH LIMITED | SC069140 | 04/12/2017 | 14/04/2022 | One Red Flag |
| THE BOAT RACE COMPANY LIMITED | 02544376 | 23/06/2004 | 21/04/2009 | Silver |
| THE LONDON STOCK EXCHANGE RETIREMENT PLAN TRUSTEE COMPANY LIMITED | 02471287 | 17/11/1993 | 07/03/1994 | Dissolved |
| TOTALISE INTERNET ACCESS LIMITED | 04250477 | 28/01/2002 | 23/04/2002 | Dissolved |
| Tadworth One Ltd | 02900024 | 01/08/1997 | 15/01/1998 | Dissolved |
| Tadworth Two Ltd | 02639757 | 01/08/1997 | 15/01/1998 | Dissolved |
| Venturi Investment Management Ltd | 02392927 | 01/07/1998 | 02/11/1998 | Dissolved |
| Xtorp Ltd | 03057583 | 01/09/2000 | 14/10/2002 | Dissolved |