| Company | Timeline | Status | |
| Zest Medical Limited Director • Director | 11 Feb 2010←15 Years→Current | Active | |
| Alexander James Healthcare Limited Director • Recruitment | 8 Feb 2008←3 Years→10 Apr 2011 | Dissolved | |
| Zest Optical Limited Director • Recruitment | 30 Jan 2008←17 Years→Current | Active | |
| Zest Business Group Limited Director • Recruitment Cons | 4 May 2006←19 Years→Current | Active | |
