| Company | Timeline | Status | |
| Guild & Guild Limited Secretary • Unreported | 7 Sep 2006←14 Years→1 Aug 2021 | Dissolved | |
| Hydrafact Limited Secretary • Unreported | 23 Jan 2006←1 Year 4 Months→18 Jun 2007 | Active | |
| Heriot-Watt Services Limited Secretary • Unreported | 6 Dec 2004←2 Years 6 Months→18 Jun 2007 | Active | |
