| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CLAYPATH PROPERTY COMPANY LIMITED(THE) | 00728262 | 27/03/1998 | Bronze |
| Club Fusion Ltd | 03958254 | 31/03/2000 | Dissolved |
| Club Fusion Ltd | 03958254 | 31/03/2000 | Dissolved |
| THE CENTRE OF EXCELLENCE FOR NANOTECHNOLOGY MICRO AND PHOTONIC SYSTEMS | 04938671 | 17/01/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 58 DENBIGH STREET RESIDENTS' MANAGEMENT COMPANY LIMITED | 02128868 | 12/08/2004 | 16/01/2012 | Bronze |
| CENTRE FOR PROCESS INNOVATION LIMITED | 05002194 | 23/12/2003 | 15/09/2017 | Silver |
| CPI INNOVATION SERVICES LIMITED | 05735040 | 08/03/2006 | 20/09/2007 | Silver |
| ENSUS HOLDINGS LIMITED | 06038074 | 08/03/2007 | 24/05/2011 | Dissolved |
| ENSUS LIMITED | 05453404 | 23/05/2012 | 19/07/2013 | Dissolved |
| ENSUS UK LIMITED | 05816694 | 08/03/2007 | 19/07/2013 | Silver |
| ICI PENSIONS TRUSTEE LIMITED | 02512713 | 01/06/2001 | 31/12/2002 | Not Trading |
| Impkemix (B1) Ltd | 03427852 | 01/04/2002 | 03/02/2004 | Dissolved |
| MERCK PERFORMANCE MATERIALS SERVICES UK LIMITED | 05183093 | 26/08/2004 | 18/07/2011 | Dissolved |
| MERETEC LIMITED | 03659285 | 20/04/2006 | 01/09/2007 | Dissolved |
| SCOTT BADER COMMONWEALTH LIMITED(THE) | 00496082 | 01/04/2004 | 31/12/2007 | Silver |
| SCOTT BADER COMPANY LIMITED | 00189141 | 01/04/2004 | 31/12/2007 | Silver |
| THE NORTH EAST OF ENGLAND PROCESS INDUSTRY CLUSTER LIMITED | 04612141 | 09/12/2002 | 30/11/2011 | Bronze |
| THE WHITEHALL AND INDUSTRY GROUP | 03340252 | 12/02/2002 | 16/11/2011 | Silver |