| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| KEYSTONE BTL ONE LIMITED | 05947249 | 13/02/2009 | Dissolved |
| KEYSTONE BUY TO LET MORTGAGES LIMITED | 05365043 | 15/02/2005 | Silver |
| KEYSTONE COMMERCIAL MORTGAGES LIMITED | 05368462 | 17/02/2005 | One Red Flag |
| KEYSTONE PROPERTY FINANCE LIMITED | 06262873 | 30/05/2007 | Bronze |
| KEYSTONE PROPERTY SERVICING LIMITED | 06261221 | 29/05/2007 | Not Trading |
| Keystone Business Mortgages Ltd | 05365196 | 15/02/2005 | Dissolved |
| Keystone Commercial Mortgages Ltd | 05365169 | 15/02/2005 | Dissolved |
| MF BROKERS LIMITED | 06263014 | 30/05/2007 | Not Trading |
| MORTGAGE FINANCE BROKERS LIMITED | 02502713 | 17/04/2002 | Bronze |
| MORTGAGES FOR BUSINESS LIMITED | 06262738 | 30/05/2007 | Silver |
| PBG TRUSTEES LIMITED | 02502706 | 17/04/2002 | Silver |
| THE PROPERTY BUSINESS GROUP LIMITED | 02807233 | 17/04/2002 | Bronze |
| UK COMMERCIAL FUNDING (WALES) LIMITED | 03359860 | 25/04/2007 | Dissolved |
| UK COMMERCIAL FUNDING (WALES) LIMITED | 03359860 | 25/04/2007 | Dissolved |
| UK COMMERCIAL FUNDING GROUP LIMITED | 03361749 | 13/07/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| KEYSTONE SPECIALIST LENDING LIMITED | 06423095 | 09/11/2007 | 01/01/2022 | Not Trading |
| MFB LIMITED | 05598771 | 20/10/2005 | 01/01/2022 | Not Trading |
| MORTGAGES FOR LANDLORDS LTD | 01785809 | 17/04/2002 | 15/09/2015 | Silver |
| UK COMMERCIAL FUNDING GROUP LIMITED | 03361749 | 12/02/2007 | 01/01/2022 | Dissolved |