| Company | Timeline | Status | |
| Sequel Software Solutions Limited Secretary • Software Consultant | 31 Jan 1995←30 Years→Current | Active | |
| Sequel Software Solutions Limited Director • Software Consultant | 9 Feb 1994←31 Years→Current | Active | |
| Alpha-Tek Associates Limited Director • Director | 13 Jun 1991←34 Years→Current | Active | |
| Alpha-Tek Associates Limited Secretary • Unreported | 13 Jun 1991←1 Year→12 Jun 1992 | Active | |
