| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Broomco (3212) Ltd | 04814757 | 14/07/2003 | Dissolved |
| LOGISTICS AND SERVICES (EUROPE) LIMITED | 06382479 | 01/10/2007 | Dissolved |
| MIDGLEY LIMITED | 00197656 | 01/01/1994 | Dissolved |
| NEWCOE LIMITED | 10427847 | 14/10/2016 | Bronze |
| NEWCOU LIMITED | 10427980 | 14/10/2016 | Bronze |
| Q-Met Ltd | 03525735 | 08/10/2004 | Dissolved |
| SPARTAN PROPERTY MANAGEMENT LIMITED | 03171036 | 15/07/2002 | Dissolved |
| T M (DEVELOPMENTS) LIMITED | 01325811 | 17/02/2014 | Strike Off |
| TENNANT METALLURGICAL GROUP HOLDINGS LIMITED | 10765570 | 11/05/2017 | Silver |
| TENNANT METALLURGICAL GROUP LIMITED | 00646646 | 19/10/1999 | Silver |
| TENNANT METALLURGICAL HOLDINGS LTD | 05744577 | 04/04/2006 | Gold |
| TENNANT METALLURGICAL LIMITED | 01772462 | 21/12/1996 | Not Trading |
| TMG (NORTHERN) LIMITED | SC035442 | 30/03/2006 | Dissolved |
| Tensil Ltd | 03097507 | 04/08/2004 | Dissolved |
| VANCHROME EUROPE LIMITED | 02955757 | 02/07/1997 | Dissolved |
| WATSONS ALLOYS & METALS LIMITED | 02184300 | 01/06/1993 | Strike Off |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ACMR CAPITAL MANAGEMENT LIMITED | 10873902 | 05/04/2019 | 01/04/2021 | Silver |
| ELKEM DRONFIELD LTD | 02088156 | 05/03/2003 | 16/03/2018 | Gold |
| TENSIL HOLDINGS LIMITED | 05259231 | 20/12/2004 | 10/05/2005 | Dissolved |
| Tensil Ltd | 03097507 | 12/12/2000 | 15/01/2002 | Dissolved |
| WESTBROOK RESOURCES LIMITED | 04057615 | 04/11/2002 | 11/08/2004 | Silver |