| Company | Timeline | Status | |
| Lens Analytics Limited Director • Contact Lens Software Engineer | 16 Apr 2018←7 Years→Current | Active | |
| C L S Software Limited Director • Contact Lens Software Engineer | 12 Nov 1998←27 Years→Current | Active | |
| British Contact Lens Association Limited(The) Director • Consultant | 1 Jun 1996←7 Years→21 May 2004 | Active | |
