| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Fused Silica Products Ltd | 01694002 | 01/09/1991 | Dissolved |
| Fused Silica Products Ltd | 01694002 | 16/08/1991 | Dissolved |
| Lawgra (No. 969) Ltd | 04306135 | 23/01/2002 | Dissolved |
| Lawgra (No. 969) Ltd | 04306135 | 23/01/2002 | Dissolved |
| M C P - Metelec Ltd | 01594527 | 30/08/1992 | Dissolved |
| M C P - Metelec Ltd | 01594527 | 30/08/1992 | Dissolved |
| M C P Equipment Ltd | 01499953 | 16/08/1991 | Dissolved |
| M C P Equipment Ltd | 01499953 | 16/08/1991 | Dissolved |
| M C P Holdings Ltd | 01317861 | 30/08/1991 | Dissolved |
| M C P Holdings Ltd | 01317861 | 30/08/1991 | Dissolved |
| M C P Metals Ltd | 00498543 | 30/08/1993 | Dissolved |
| M C P Metals Ltd | 00498543 | 16/08/1991 | Dissolved |
| M C P Technology Ltd | 00656787 | 30/08/1992 | Dissolved |
| M C P Technology Ltd | 00656787 | 16/08/1991 | Dissolved |
| M C P-Peko Ltd | 01087932 | 01/09/1991 | Dissolved |
| M C P-Peko Ltd | 01087932 | 16/08/1991 | Dissolved |
| M.C.P. ELECTRONIC MATERIALS LIMITED | 00296753 | 30/08/1992 | Dissolved |
| McP Tooling Ltd | 03480318 | 19/01/1998 | Dissolved |
| McP Tooling Ltd | 03480318 | 19/01/1998 | Dissolved |
| Mule Metals Corporation Ltd | 03427066 | 25/09/1997 | Dissolved |
| Proton Processors Ltd | 02402453 | 01/05/1992 | Dissolved |
| Proton Processors Ltd | 02402453 | 31/12/1991 | Dissolved |
| R & J Wolstenholme Ltd | 03179268 | 28/03/1996 | Dissolved |
| THE OLD CONVENT DOCKENFIELD LIMITED | 03301400 | 08/12/2016 | Silver |
| TRILOGY CAMPUS LIMITED | 10299598 | 27/07/2016 | Not Trading |
| TRILOGY PROPERTY ADVISERS LIMITED | 09549138 | 10/03/2016 | One Red Flag |
| TRILOGY PROPERTY HOLDINGS LIMITED | 09880273 | 19/11/2015 | Dissolved |
| The Rhondda Metal Co Ltd | 00373593 | 16/08/1991 | Dissolved |
| The Rhondda Metal Co Ltd | 00373593 | 16/08/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 5N PLUS UK LIMITED | 00244498 | 16/08/1991 | 31/12/2007 | Dissolved |
| 5N PLUS UK LIMITED | 00244498 | 16/08/1991 | 31/12/2007 | Dissolved |
| M C P METALS AND CHEMICALS LIMITED | 03903297 | 11/01/2000 | 31/12/2007 | Gold |
| M C P METALS AND CHEMICALS LIMITED | 03903297 | 11/01/2000 | 31/12/2007 | Gold |
| MCP ARAMAYO LIMITED | 04526380 | 06/09/2002 | 31/12/2007 | Silver |
| MCP ARAMAYO LIMITED | 04526380 | 06/09/2002 | 31/12/2007 | Silver |
| MTT INVESTMENTS LIMITED | 06347444 | 20/08/2007 | 08/04/2011 | Not Trading |
| MTT INVESTMENTS LIMITED | 06347444 | 20/08/2007 | 03/01/2012 | Not Trading |
| MTT TECHNOLOGIES LIMITED | 03903306 | 11/01/2000 | 08/04/2011 | Not Trading |
| MTT TECHNOLOGIES LIMITED | 03903306 | 11/01/2000 | 28/06/2011 | Not Trading |