| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| KELLYS LIMITED | 03627627 | 30/04/2003 | Dissolved |
| KELLYS LIMITED | 03627627 | 21/09/2001 | Dissolved |
| SGFI LIMITED | 05160095 | 01/06/2008 | Dissolved |
| Silver Altman Ltd | 05721388 | 17/01/2008 | Dissolved |
| Simmons Gainsford Services Ltd | 02680837 | 12/09/2005 | Dissolved |
| Southern Payroll Services Ltd | 04379743 | 22/02/2002 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| HORDER HEALTHCARE | 03052242 | 01/12/1998 | 28/11/2013 | Silver |
| PAYASSIST LIMITED | 08896393 | 14/02/2014 | 31/03/2018 | Gold |
| S G Kellys Llp | OC304516 | 23/04/2003 | 12/09/2005 | Dissolved |
| SIMMONS GAINSFORD CAPITAL ALLOWANCES LIMITED | 06967869 | 23/10/2013 | 21/06/2017 | Gold |
| SIMMONS GAINSFORD LLP | OC303127 | 12/09/2005 | 31/03/2018 | Bronze |
| SIMMONS GAINSFORD MANAGEMENT SERVICES LIMITED | 08084943 | 17/07/2014 | 18/07/2014 | Silver |
| SIMMONS GAINSFORD SERVICES LIMITED | 09498577 | 07/07/2015 | 31/03/2018 | Silver |
| SUSSEX HERITAGE TRUST LIMITED | 01331300 | 16/07/2012 | 19/09/2023 | Gold |