| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Butterfield & Company Ltd | 02788061 | 09/02/1993 | Dissolved |
| Coastal & Marine Biotechnologies Ltd | 04125168 | 02/02/2001 | Dissolved |
| IPROS PLC | 06191535 | 29/03/2007 | Dissolved |
| IPROS PLC | 06191535 | 29/03/2007 | Dissolved |
| IPROS SOFTWARE LIMITED | 06853183 | 23/04/2009 | Dissolved |
| Ipros (Uk) Ltd | 06077492 | 01/02/2007 | Dissolved |
| Newgrove Consultants Ltd | NF003616 | 02/08/2001 | Dissolved |
| PLANER ASSOCIATES LIMITED | 00519763 | 03/01/1992 | Gold |
| Traxon.Control Ltd | 05548882 | 30/08/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Ashby Biosystems Ltd | 03593331 | 02/07/1999 | 22/11/1999 | Dissolved |
| BIOVAULT LIMITED | 04510553 | 17/01/2003 | 17/05/2004 | Dissolved |
| CAPTEUR SENSORS AND ANALYSERS LIMITED | 02475628 | 28/02/1992 | 13/07/1992 | Dissolved |
| GAELTEC LIMITED | SC048923 | 12/07/1989 | 05/03/2010 | Dissolved |
| I Group Realisations Ltd | 02216635 | 17/06/1998 | 15/09/2000 | Dissolved |
| NEWGROVE LIMITED | 02775618 | 19/03/2001 | 14/11/2008 | Amber |
| PLANER LIMITED | 00651504 | 03/01/1992 | 13/08/2019 | Silver |
| PLANER PRODUCTS LIMITED | 01116458 | 03/01/1992 | 13/08/2019 | Dissolved |
| SUNBURY HOLDINGS LIMITED | 10384804 | 20/09/2016 | 13/08/2019 | Dissolved |
| Sutherlands of Eldon Limited | 01016305 | 06/08/1991 | 04/08/1992 | Dissolved |
| Sutherlands of Eldon Limited | 01016305 | 06/08/1991 | 25/02/1993 | Dissolved |