| Company | Timeline | Status | |
| International Glaucoma Association Limited(The) Director • Optometrist | 17 Mar 2011←3 Years→13 Mar 2015 | Active | |
| I.O.O. Limited Director • Optometrist | 12 Jul 2004←10 Years→16 Mar 2015 | Active | |
| I.O.O. Sales Limited Director • Optometrist | 21 Mar 1992←12 Years→30 Apr 2004 | Active | |
