| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Hoerbiger Service (U K) Ltd | 00537810 | 20/11/1991 | Dissolved |
| Ingleby (479) Ltd | 00908998 | 31/01/1996 | Dissolved |
| Metallic Valve Services Limited | 00956094 | 27/11/1991 | Dissolved |
| Precision Friction Products Ltd | 02161257 | 22/06/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Compressor Accessories Ltd | 02499137 | 04/05/1991 | 28/01/1998 | Dissolved |
| HOERBIGER RINGS & PACKINGS LIMITED | 02943620 | 30/06/1994 | 30/12/1997 | Dissolved |
| HOERBIGER UK LIMITED | 02072970 | 24/08/1991 | 28/11/1997 | Silver |
| Hoerbiger Service Ltd | 00325864 | 27/11/1991 | 30/12/1997 | Dissolved |
| PARKER-ORIGA LIMITED | 01562979 | 24/09/1993 | 28/11/1997 | Dissolved |
| The Metallic Valve Co Ltd | 00236495 | 27/11/1991 | 28/01/1998 | Dissolved |