| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Adlington Management Co Ltd | 04111588 | 04/01/2001 | Dissolved |
| Beva-Quorum Developments Ltd | 03590434 | 09/07/1998 | Dissolved |
| Dignan,F,& Co Ltd | 00423287 | 01/11/1991 | Dissolved |
| EDWARD STREET DEVELOPMENTS LIMITED | 03717094 | 28/02/2006 | Dissolved |
| HOLLINS EASTWAY LIMITED | 08653862 | 16/08/2013 | Silver |
| HOMES FOR LIFE LLP | OC369190 | 25/10/2011 | Dissolved |
| Lloyds Street Properties Ltd | 00498056 | 31/12/1991 | Dissolved |
| MILL LANE ESTATES LIMITED | 09564203 | 28/04/2015 | Silver |
| QUORUM COMMERCIAL LIMITED | 09382392 | 01/12/2018 | Dissolved |
| QUORUM DEVELOPMENT MANAGEMENT LIMITED | 09462210 | 01/12/2018 | Gold |
| QUORUM DEVELOPMENTS LIMITED | 02616229 | 31/05/1991 | Bronze |
| QUORUM ESTATES LIMITED | 02824193 | 30/06/1993 | Silver |
| QUORUM INDUSTRIAL PROPERTIES LIMITED | 09382395 | 18/02/2022 | Bronze |
| QUORUM PROPERTY DEVELOPMENTS LIMITED | 01868770 | 31/12/1991 | Dissolved |
| QUORUM PROPERTY SERVICES LTD | 09429564 | 17/03/2015 | Bronze |
| Quorum Investments Ltd | 01344891 | 31/12/1990 | Dissolved |
| Quorum Retail Developments Ltd | 01936899 | 31/12/1991 | Dissolved |
| RFIQ SOLUTIONS LIMITED | 04429806 | 29/03/2007 | Dissolved |
| SLATERSHELFCO 261 LIMITED | 02815332 | 29/06/1993 | Not Trading |
| THE SPORTSMANS MANAGEMENT COMPANY LIMITED | 07541743 | 24/02/2011 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 15 GROVE ROAD (MANAGEMENT) COMPANY LIMITED | 01752899 | 08/01/1997 | 31/03/2000 | Gold |
| ARDEN BUSINESS CENTRE (BREDBURY) LIMITED | 02420863 | 07/09/1992 | 04/07/1995 | One Red Flag |
| BROOKE PARK MANAGEMENT COMPANY LIMITED | 04744733 | 22/08/2003 | 14/03/2007 | Bronze |
| BROOKE PARK MANAGEMENT COMPANY LIMITED | 04744733 | 22/08/2003 | 16/02/2007 | Bronze |
| BRUNTWOOD ESTATES A LIMITED | 00848708 | 31/12/1991 | 24/08/1993 | Dissolved |
| Bredbury Business Park Ltd | 02271794 | 31/12/1991 | 24/08/1993 | Dissolved |
| CHANDLERS POINT MANAGEMENT COMPANY LIMITED | 02482170 | 29/03/1992 | 06/07/1995 | Dissolved |
| CHANDLERS POINT MANAGEMENT COMPANY LIMITED | 02482170 | 29/03/1992 | 06/07/1995 | Dissolved |
| LONDON DOCKSIDE LTD | 09064533 | 07/10/2014 | 07/04/2017 | Insolvent |
| MERLIN TRAFFORD PARK (2005) LIMITED | 05517409 | 30/08/2005 | 20/12/2006 | Not Trading |
| MERLIN TRAFFORD PARK LTD | 05129852 | 14/06/2004 | 20/12/2006 | Gold |
| PQ VENTURES LLP | OC414183 | 14/10/2016 | 02/05/2017 | Bronze |
| RUGBY PARK MANAGEMENT COMPANY LIMITED | 05529762 | 02/09/2005 | 02/06/2010 | Gold |
| THE CALDERSHAW CENTRE ROCHDALE MANAGEMENT COMPANY LIMITED | 02711117 | 30/04/1992 | 18/04/1995 | One Red Flag |
| THE OAKS BUSINESS PARK MANAGEMENT COMPANY LIMITED | 02521217 | 31/07/1992 | 04/03/2002 | Not Trading |
| VALE PARK MANAGEMENT COMPANY LIMITED | 02515837 | 26/06/1992 | 11/07/1994 | Silver |