| Company | Timeline | Status | |
| James Murray Consultants Limited Director • Unreported | 31 Oct 2008←17 Years→Current | Active | |
| Schiedel Rite-Vent Limited Director • Director | 9 Jul 2003←1 Year 3 Months→15 Oct 2004 | Active | |
| Rite-Vent Limited Director • Technical Director | 30 Jul 2002←3 Years→3 Jan 2006 | Active | |
