| Company | Timeline | Status | |
| The Leap Academy Trust Director • Finance Director | 17 Jun 2013←2 Years 6 Months→15 Dec 2015 | Active | |
| Grad Central Limited Director • Accountant | 1 Dec 2008←12 Years→6 Aug 2021 | Dissolved | |
| Grad Central Limited Secretary • Unreported | 25 Nov 2008←12 Years→6 Aug 2021 | Dissolved | |
Iris Managed Services Limited Director • Accountant | 4 Nov 2004←5 Years→5 Jan 2010 | Dissolved | |
Transact Contracting Limited Director • Accountant | 8 Dec 2003←6 Years→5 Jan 2010 | Dissolved | |
| Certes It Service Solutions Limited Director • Financial Controller | 25 Jul 2003←22 Years→Current | Active | |
| Synthesis Advisory Limited Director • Accountant | 25 Jul 2003←13 Years→18 Apr 2017 | Active | |
| Certes Holdings Limited Director • Accountant | 17 Jul 2003←22 Years→Current | Active | |
| Certes It Service Solutions Limited Secretary • Financial Controller | 1 Sep 1997←28 Years→Current | Active | |
| Synthesis Advisory Limited Secretary • Unreported | 1 Aug 1997←19 Years→18 Apr 2017 | Active | |
