| Company | Timeline | Status | |
| Pentad-Se Ltd Director • Software Engineer | 13 Jun 2008←17 Years→Current | Active | |
| United Kingdom Function Point User Group Limited Secretary • Unreported | 1 Jan 2004←7 Years→13 May 2011 | Active | |
02954267 Limited Director • Director | 6 Sep 1999←1 Year 9 Months→22 Jun 2001 | Liquidation | |
| Pentad Limited Director • Computer Consultant | 18 Nov 1994←30 Years→Current | Active | |
