| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Border Power Ltd | 02772781 | 03/02/1993 | Dissolved |
| CHESHIRE BUSINESS LEADERS LIMITED | 07443660 | 18/04/2012 | Gold |
| Copeland Power Ltd | 02774444 | 03/02/1993 | Dissolved |
| Inward Ltd | 01910458 | 27/09/1996 | Dissolved |
| SUPPORTERS OF NUCLEAR ENERGY LIMITED | 03576562 | 10/09/2018 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Bnfl Enrichment (Plant & Equipment) Ltd | 01144901 | 25/07/1992 | 02/10/1999 | Dissolved |
| Bnfl Enterprise Ltd | 02287441 | 21/12/1990 | 05/01/1995 | Dissolved |
| Dennis Group Ltd | 02314957 | 28/01/1994 | 23/10/1998 | Dissolved |
| ENRICHMENT TECHNOLOGY COMPANY LIMITED | 04651476 | 04/12/2003 | 31/12/2005 | Bronze |
| ENTERPRISE CHESHIRE AND WARRINGTON | 04453576 | 04/04/2005 | 21/01/2010 | Amber |
| ENVIROLINK NORTH WEST LIMITED | 03914702 | 01/07/2002 | 04/03/2005 | Dissolved |
| ESSAR OIL (UK) LIMITED | 07071400 | 22/07/2013 | 13/06/2014 | Bronze |
| INTERNATIONAL NUCLEAR SERVICES LIMITED | 01144352 | 25/07/1991 | 16/08/1999 | Gold |
| Intermox Limited | 02371981 | 25/07/1992 | 30/09/1992 | Dissolved |
| Manchester 2002 Ltd | 03150364 | 01/07/1999 | 19/09/2002 | Dissolved |
| NDA PROPERTIES LIMITED | 02970356 | 01/10/1994 | 20/09/1996 | Gold |
| NEW EAST MANCHESTER LIMITED | 03931250 | 22/02/2000 | 03/07/2002 | Dissolved |
| NORTH OF ENGLAND ZOOLOGICAL SOCIETY (THE) | 00287902 | 22/05/2004 | 11/06/2013 | Bronze |
| NORTH WEST BUSINESS LEADERSHIP TEAM LIMITED | 02501469 | 14/02/1994 | 15/09/1999 | Silver |
| PACIFIC NUCLEAR TRANSPORT LIMITED | 01228109 | 03/12/1991 | 02/10/1999 | Silver |
| Precis (2404) Ltd | 02438000 | 29/04/1992 | 01/08/1995 | Dissolved |
| RBG RESOURCES PLC | 03201372 | 03/12/2001 | 28/04/2002 | Strike Off |
| SELLAFIELD LIMITED | 01002607 | 19/12/1991 | 02/10/1999 | Silver |
| STRUCTURE VISION LIMITED | 04705453 | 30/04/2007 | 02/05/2019 | Silver |
| THE MANUFACTURING INSTITUTE | 02996104 | 13/06/2002 | 23/03/2017 | Dissolved |
| TMI ENTERPRISES LIMITED | 05774175 | 19/05/2006 | 24/11/2006 | Dissolved |
| Tec National Council Ltd | 02681530 | 01/07/1999 | 04/12/2003 | Dissolved |
| URENCO ENRICHMENT COMPANY LIMITED | 04696557 | 02/12/2003 | 16/12/2004 | Silver |
| URENCO LIMITED | 01022786 | 05/07/1992 | 31/12/2005 | Bronze |
| Urenco (Investments U S) Ltd | 02357664 | 25/07/1992 | 07/09/1993 | Dissolved |
| Urenco (Operations Europe) Ltd | 01145645 | 25/07/1992 | 07/09/1993 | Dissolved |
| Urenco (Operations U K) Ltd | 01144900 | 25/07/1992 | 07/09/1993 | Dissolved |
| WOOD FINANCE UK LIMITED | 03725076 | 25/10/2005 | 31/03/2014 | Silver |