| Company | Timeline | Status | |
| Nolanheath Limited Director • Software Engineer | 5 Apr 1998←27 Years→Current | Active | |
| 15 Burlington Street Management Limited Director • Engineer | 2 Apr 1993←32 Years→Current | Active | |
| Nolanheath Limited Director • Electrical Engineer | 7 Jul 1991←1 Year→10 Jul 1992 | Active | |
