| Company | Timeline | Status | |
| Silven Recruitment Limited Director • None | 20 Oct 2011←9 Years→19 Mar 2021 | Active | |
Perrott Associates Limited Director • Director | 14 May 2003←11 Years→30 Sep 2014 | Dissolved | |
| Quantica Limited Director • Director | 22 Nov 2000←2 Years→30 Nov 2002 | Active | |
| Oldco Healthcare Limited Director • Director | 20 Oct 2000←2 Years 1 Month→30 Nov 2002 | Dissolved | |
| Advantage Healthcare (QHRS) Limited Director • Director | 20 Oct 2000←2 Years 1 Month→30 Nov 2002 | Dissolved | |
Quantica Training Limited Director • Director | 20 Oct 2000←2 Years 1 Month→30 Nov 2002 | Dissolved | |
| Quantica Group Limited Director • Director | 20 Oct 2000←2 Years 1 Month→30 Nov 2002 | Active | |
