| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Child Base (Leighton Buzzard) Ltd | 02591872 | 12/03/1993 | Dissolved |
| Douglas Stewart Ltd | 02636803 | 12/08/1992 | Dissolved |
| GOODNIGHTS ENTERTAINMENT LIMITED | 04629770 | 27/01/2003 | Dissolved |
| Hammond & Dummer Ltd | 03372060 | 28/09/2000 | Dissolved |
| Milton Keynes Theatre Productions Ltd | 04249757 | 24/03/2005 | Dissolved |
| Wells Property (Developments) Ltd | 04161623 | 16/02/2001 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 00226267 PLC | 00226267 | 31/05/1991 | 27/03/1995 | Insolvent |
| BKP PROPERTY HOLDINGS LIMITED | 09782415 | 17/09/2015 | 09/10/2021 | Bronze |
| BREWIN BROKING LIMITED | 02112944 | 23/06/2000 | 02/02/2001 | Strike Off |
| BREWIN DOLPHIN HOLDINGS LIMITED | 02685806 | 29/04/1998 | 24/02/2000 | Silver |
| CHILD BASE TRUSTEE COMPANY LIMITED | 05460283 | 01/11/2005 | 05/10/2007 | Dissolved |
| CHILDBASE PARTNERSHIP LIMITED | 02418535 | 10/02/1993 | 22/11/2005 | Bronze |
| Ch Services Ltd | 01670202 | 30/01/1992 | 27/09/1991 | Dissolved |
| Community Healthcare Properties Ltd | 00379422 | 30/01/1992 | 27/09/1991 | Dissolved |
| DENTSU INTERNATIONAL LIMITED | 01403668 | 26/05/1993 | 31/12/1999 | Amber |
| Delancey Human Resources Ltd | 02550901 | 22/10/1991 | 14/09/1998 | Dissolved |
| ECORIDER LIMITED | SC218673 | 04/10/2006 | 13/06/2007 | Dissolved |
| GREEN ENERGY (UK) LIMITED | 04194006 | 05/06/2001 | 20/10/2020 | Bronze |
| IMAGE ANALYSIS LIMITED | 06286687 | 01/11/2010 | 07/12/2012 | Bronze |
| M-31 Ltd | 02276920 | 29/12/1991 | 22/01/1997 | Dissolved |
| M-33 Ltd | 02434339 | 29/11/1991 | 20/12/1996 | Dissolved |
| MILL MANOR PROPERTIES LTD | 02418509 | 31/08/1991 | 23/10/2015 | Dissolved |
| MILTON KEYNES COMMUNITY FOUNDATION LIMITED | 02032715 | 31/08/1992 | 15/02/1996 | Silver |
| MK GALLERY | 02422890 | 12/10/1995 | 04/11/2002 | Bronze |
| Medfin Management Ltd | 01363509 | 30/01/1992 | 27/09/1991 | Dissolved |
| Mount Stuart Hospital Ltd | 01822545 | 30/01/1992 | 27/09/1991 | Dissolved |
| OXFORD METRICS PLC | 03998880 | 19/03/2001 | 05/12/2002 | Silver |
| PHOENIX ASSET MANAGEMENT PARTNERS LIMITED | 03514660 | 16/03/1998 | 10/11/2003 | Gold |
| PILKINGTON GROUP LIMITED | 00041495 | 01/08/1992 | 09/12/1992 | Gold |
| Pease Ltd | 02812889 | 10/02/1997 | 14/05/1998 | Dissolved |
| Proshare U K Ltd | 02633191 | 29/07/1994 | 28/03/1995 | Dissolved |
| Ramsay Health Care Investments Uk Ltd | 01566804 | 21/11/1992 | 06/11/1996 | Dissolved |
| SCOTTISH BUSINESS IN THE COMMUNITY LIMITED | SC080355 | 08/08/1989 | 05/12/1990 | Not Trading |
| SMITHS GROUP PLC | 00137013 | 11/12/1992 | 24/11/1998 | Silver |
| SOPRA STERIA UK CORPORATE LIMITED | 01000954 | 02/11/1991 | 31/12/1999 | Gold |
| STARK BUILDING MATERIALS UK LIMITED | 01647362 | 02/08/1991 | 29/02/1992 | Bronze |
| THE SUE ANDREWS FOUNDATION | 08825503 | 16/01/2014 | 27/10/2015 | Dissolved |