| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Clinolite (Europe) Ltd | 02693276 | 27/02/1992 | Dissolved |
| Clinolite Filters Limited | 02718507 | 29/05/1992 | Dissolved |
| Clinolite International Ltd | 03412566 | 31/07/1997 | Dissolved |
| Envirowise Ltd | 03548916 | 17/07/1998 | Dissolved |
| Hydrefficiency International Ltd | 01893748 | 06/11/1990 | Dissolved |
| Protecht International Plc | 02459152 | 29/01/1991 | Dissolved |
| Tredex International Ltd | 02609718 | 13/05/1992 | Dissolved |
| Wyful Plastics International Ltd | 01489095 | 06/11/1990 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Group Tech Ltd | 02721100 | 15/02/1993 | 01/07/1996 | Dissolved |
| Pka Water Tech Ltd | 03874956 | 10/11/1999 | 06/01/2005 | Dissolved |
| Resource Options Ltd | 01922949 | 09/06/1992 | 19/07/1993 | Dissolved |