| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Cosoft Ltd | 02169254 | 29/11/1995 | Dissolved |
| FLOMERICS JAPAN LIMITED | 01395602 | 18/09/2008 | Dissolved |
| FLOMERICS LIMITED | 02327348 | 18/09/2008 | Dissolved |
| Firstearth Ltd | 03472445 | 26/09/2003 | Dissolved |
| Harness Software Ltd | 02782257 | 02/10/2000 | Dissolved |
| LOGICVISION EUROPE LIMITED | 03261889 | 10/11/2009 | Dissolved |
| Mentor Graphics (Uk No. 2) Ltd | 03691903 | 09/03/1999 | Dissolved |
| Next Device Ltd | 05167325 | 15/10/2006 | Dissolved |
| Spiratech Ltd | 04082752 | 20/12/2006 | Dissolved |
| Systolic Technology Ltd | 02401691 | 04/11/1996 | Dissolved |
| VERIBEST INTERNATIONAL LIMITED | 03100038 | 10/11/1999 | Dissolved |
| Vesys Ltd | 03533978 | 02/12/2004 | Dissolved |
| Vesys Ltd | 03533978 | 02/12/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Accelerated Technology (U K) Ltd | 03116498 | 27/09/2005 | 06/12/2005 | Dissolved |
| FLOMERICS GROUP LIMITED | 03109660 | 30/07/2008 | 30/06/2017 | Dissolved |
| MENTOR GRAPHICS (IRELAND) LIMITED | FC022985 | 12/02/2001 | 15/01/2018 | Dissolved |