| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| FORLEASE LIMITED | 11242013 | 08/03/2018 | Bronze |
| GOYALS HOLDINGS LIMITED | 11241286 | 08/03/2018 | Amber |
| GOYALS LIMITED | 06306779 | 09/07/2007 | Bronze |
| RESOURCE RECOVERY SOLUTIONS (DERBYSHIRE) HOLDINGS LIMITED | 06887587 | 20/08/2014 | Dissolved |
| RESOURCE RECOVERY SOLUTIONS (DERBYSHIRE) LIMITED | 06835759 | 20/08/2014 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ADDIEWELL PRISON (HOLDINGS) LTD | SC291481 | 24/10/2005 | 25/08/2011 | Silver |
| ADDIEWELL PRISON LTD | SC291454 | 24/10/2005 | 25/08/2011 | Silver |
| ASHFORD PRISON SERVICES HOLDINGS LIMITED | 04334199 | 16/02/2006 | 25/08/2011 | One Red Flag |
| ASHFORD PRISON SERVICES LIMITED | 04334205 | 16/02/2006 | 25/08/2011 | Bronze |
| BROWNING PFI HOLDINGS LIMITED | 04557638 | 10/10/2008 | 11/11/2009 | Silver |
| INTERSERVE DEVELOPMENTS NO.3 LIMITED | 08574860 | 18/06/2013 | 31/07/2020 | Dissolved |
| INTERSERVE DEVELOPMENTS NO.4 LIMITED | 07659845 | 01/07/2014 | 19/12/2018 | Insolvent |
| INTERSERVE INVESTMENTS LIMITED | 00074643 | 10/10/2008 | 31/07/2020 | Insolvent |
| INTERSERVE SUPPORT SERVICES LIMITED | 06404169 | 15/01/2008 | 07/08/2008 | Dissolved |
| KENT AND EAST SUSSEX WEALD HOSPITAL HOLDINGS LIMITED | 06401001 | 15/01/2008 | 10/12/2012 | Silver |
| KENT AND EAST SUSSEX WEALD HOSPITAL LIMITED | 06401000 | 15/01/2008 | 10/12/2012 | Bronze |
| PETERBOROUGH PRISON MANAGEMENT HOLDINGS LIMITED | 04350294 | 16/02/2006 | 25/08/2011 | Bronze |
| PETERBOROUGH PRISON MANAGEMENT LIMITED | 04350276 | 16/02/2006 | 25/08/2011 | Bronze |
| PINNACLE SCHOOLS (FIFE) HOLDINGS LIMITED | 04095828 | 21/03/2003 | 30/04/2004 | Silver |
| PINNACLE SCHOOLS (FIFE) LIMITED | 04095208 | 21/03/2003 | 30/04/2004 | Silver |
| PYRAMID ACCOMMODATION SERVICES (CORNWALL) HOLDINGS LIMITED | 04157174 | 03/08/2004 | 02/03/2010 | Bronze |
| PYRAMID ACCOMMODATION SERVICES (CORNWALL) LIMITED | 04157149 | 03/08/2004 | 02/03/2010 | Silver |
| PYRAMID SCHOOLS (CORNWALL) (HOLDINGS) LIMITED | 04989553 | 03/08/2004 | 02/03/2010 | Silver |
| PYRAMID SCHOOLS (CORNWALL) LIMITED | 04988242 | 03/08/2004 | 02/03/2010 | Silver |
| PYRAMID SCHOOLS (SOUTHAMPTON) HOLDINGS LIMITED | 04261229 | 03/08/2004 | 02/03/2010 | Silver |
| PYRAMID SCHOOLS (SOUTHAMPTON) LIMITED | 04261262 | 03/08/2004 | 02/03/2010 | Silver |
| PYRAMID SCHOOLS (TAMESIDE) HOLDINGS LIMITED | 04317596 | 03/08/2004 | 02/03/2010 | Silver |
| PYRAMID SCHOOLS (TAMESIDE) LIMITED | 04317602 | 03/08/2004 | 02/03/2010 | Silver |