| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| EVOLUTION VALVES LIMITED | 07278075 | 30/07/2010 | Silver |
| Halcon Developments Ltd | 03102087 | 14/09/1995 | Dissolved |
| McE Procurement Ltd | 03101741 | 01/12/1995 | Dissolved |
| McE Projects & Design Ltd | 02960748 | 08/12/2000 | Dissolved |
| T I E S Ltd | 02034877 | 07/09/1992 | Dissolved |
| T.I.E.S. (Manpower) Limited | 02476855 | 07/09/1992 | Dissolved |
| Techflow Teesside Ltd | 03540050 | 23/07/1998 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| MCE VALVE SERVICES LTD | 03540578 | 23/07/1998 | 31/01/2007 | Dissolved |
| MOORE CONTROL AND ENGINEERING LIMITED | 01657928 | 12/07/1995 | 31/01/2007 | Dissolved |
| MORGAN MOORE ENGINEERING LIMITED | 03817246 | 31/07/2000 | 31/01/2007 | Dissolved |