| Company | Timeline | Status | |
| 42 Technology Limited Secretary • Unreported  | 11 Sep 2008←14 Years→4 Nov 2022  | Active  | |
| New Horizons (Cambridge) Limited Secretary • Unreported  | 17 Dec 2004←3 Years→7 Jul 2008  | Active  | |
| Silvaco Europe Ltd Secretary • Unreported  | 17 Dec 2004←3 Years→4 Jul 2008  | Active  | |
