| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Certa (Europe) Ltd | 03393671 | 23/06/1997 | Dissolved |
| Certa (International) Ltd | 03393766 | 23/06/1997 | Dissolved |
| Certa Holdings (Uk) Ltd | 03393773 | 23/06/1997 | Dissolved |
| Constructive Health Ltd | 03924338 | 08/03/2002 | Dissolved |
| Intermode Services Ltd | 04246838 | 06/09/2002 | Dissolved |
| Land Quality (Uk) Ltd | 03342514 | 14/07/1997 | Dissolved |
| Land Quality Ltd | 03342524 | 14/07/1997 | Dissolved |
| ROTAVONNI LIMITED | 07594889 | 11/04/2011 | Dissolved |
| SHIPSERV, INC. | FC022915 | 09/01/2001 | Dissolved |
| SNOW HILL BPRA LLP | OC359611 | 31/10/2011 | One Red Flag |
| THOMAS MILLER ADVISORY SERVICES LTD | 07825140 | 24/08/2012 | Dissolved |
| Transactio Ltd | 02090593 | 06/09/2002 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BUILDING LIFEPLANS LIMITED | 03871048 | 21/11/2003 | 17/05/2017 | Amber |
| CG WEALTH PLANNING LIMITED | 08284862 | 01/12/2014 | 01/05/2019 | Gold |
| CODAL LIMITED | 01901413 | 14/12/2004 | 01/11/2007 | Dissolved |
| Certa (U K) Ltd | 03393662 | 23/06/1997 | 07/07/1998 | Dissolved |
| Certa Europe Ltd | 03194721 | 20/05/1996 | 06/05/1999 | Dissolved |
| Certa Financial Ltd | 03194537 | 20/05/1996 | 06/05/1999 | Dissolved |
| Certa Insurance Services Ltd. | 03194704 | 20/05/1996 | 06/05/1999 | Dissolved |
| Certa Systems Ltd | 03194531 | 20/05/1996 | 06/05/1999 | Dissolved |
| ENTREMAIN LIMITED | 02101139 | 08/10/1999 | 30/09/2022 | Bronze |
| H.A.P.M. MANAGEMENT COMPANY LIMITED | 02448927 | 01/11/1995 | 30/09/2022 | Amber |
| NAVATA GLOBAL UNDERWRITING AGENCY LIMITED | 02519540 | 02/12/2020 | 30/09/2022 | One Red Flag |
| PARKSIDE SCHOOL TRADING COMPANY LIMITED | 09441239 | 16/02/2015 | 28/11/2016 | Bronze |
| PARKSIDE SCHOOL TRUST | 00667817 | 01/03/2006 | 28/11/2016 | Gold |
| ST.GEORGE'S HILL RESIDENTS ASSOCIATION LIMITED | 00267063 | 13/03/2012 | 10/04/2017 | Silver |
| THOMAS MILLER & CO. LIMITED | 01898192 | 16/05/1997 | 24/05/2018 | Silver |
| THOMAS MILLER (UK) HOLDINGS COMPANY LTD | 03766242 | 11/06/1999 | 30/09/2022 | Silver |
| THOMAS MILLER CLAIMS MANAGEMENT LIMITED | 04246831 | 01/12/2020 | 30/09/2022 | Silver |
| THOMAS MILLER HEALTHCARE TRUSTEES LTD | 07428615 | 03/11/2010 | 27/11/2019 | Not Trading |
| THOMAS MILLER HOLDINGS LTD. | FC021864 | 25/06/1999 | 30/09/2022 | Silver |
| THOMAS MILLER INVESTMENT HOLDINGS LTD | FC030550 | 15/12/2011 | 30/09/2022 | Bronze |
| THOMAS MILLER INVESTMENT LTD. | 02187502 | 31/12/1991 | 14/12/2021 | Gold |
| THOMAS MILLER PROFESSIONAL INDEMNITY (HOLDINGS) LIMITED | 03137395 | 15/01/2013 | 30/09/2022 | Dissolved |
| THOMAS MILLER PROFESSIONS LTD | 01206978 | 27/11/2012 | 13/02/2013 | Gold |
| THOMAS MILLER SPECIALTY HOLDINGS LIMITED | 04539069 | 02/12/2020 | 30/09/2022 | One Red Flag |
| TMC (DC SCHEME) TRUSTEE COMPANY LIMITED | 05102503 | 09/06/2004 | 04/12/2006 | Dissolved |
| TRI-MEX GROUP LIMITED | 04120185 | 09/07/2004 | 22/05/2006 | Dissolved |
| The Hr People Ltd | 05131035 | 03/06/2004 | 12/10/2006 | Dissolved |